Printed from the blog of Lori Greene, AHC/CDC, CCPR, FDAI
Allegion
Email: lori_greene@allegion.com, Blog: www.idighardware.com or www.ihatehardware.com


Articles

Each of the articles below has been published in an industry journal – Doors & Hardware, Construction Specifier, Life Safety Digest, or Locksmith Ledger. Because the articles span across several years and several editions of the codes, the code adopted in a specific jurisdiction may differ from the requirements described in the articles.

Doors & Hardware

Decoded: Temperature-Rise Doors (July 2017)

With the increased use of sprinkler systems in commercial and institutional buildings, the need for temperature-rise doors has declined, but there are still locations where they are required…

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Classroom Security AND Classroom Safety – Why Compromise? (June 2017)

The graphic that will appear with this article in Doors & Hardware illustrates a potential application for existing classroom doors if the 2-operation language is approved…

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Decoded: Panic Hardware Refresher (May 2017)

It has been a while (6 years!) since I have written about the code requirements that apply to panic hardware in my Decoded column, so it’s time for an update…

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Decoded: Recent and Upcoming Changes to the Model Codes (April 2017)

When I started increasing my focus on the code requirements that affect our industry, I looked forward to receiving the new editions of the model codes and standards, so I could page through them and find out what was new…

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Decoded: School Security Update (March 2017)

In case you haven’t been following the classroom barricade device issue closely, here’s an update. Within the last few years, products have begun to appear on the market which were advertised as a secure way to lock a classroom door…

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Decoded: Requirements for Door-Related Signage (February 2017)

Here’s my next Decoded article…I had to do some research on this topic since it’s not one that I typically address, so let me know if I missed anything!

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Decoded: Flush Bolts and Coordinators (January 2017)

A common question is whether an inactive leaf that is provided for convenience, aesthetics, or movement of equipment, and not required for egress is allowed to have manually-operated flush bolts…

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Decoded: Stairwell Reentry (December 2016)

This is one of the code issues I receive the most questions about, so it’s the topic of my next Decoded column. Let me know if I didn’t answer all of your questions. 🙂

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Decoded: Dwelling Unit & Sleeping Unit Entrance Doors (November 2016)

According to the International Building Code (IBC) and NFPA 101 – The Life Safety Code, most doors in a means of egress are required to unlatch with one releasing operation. One exception to this rule is when a door leads to a residential dwelling unit or sleeping unit…

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Decoded: Balconies, Terraces, and Courtyards (October 2016)

. This post was published in the October 2016 issue of Doors & Hardware . Many of today’s architectural designs incorporate outdoor spaces such as balconies, terraces, and courtyards, allowing building occupants access to natural light and fresh air.  Because these areas often have an egress path which leads through the building to the public […]

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Decoded: NFPA 80 Requirements for Hinges (September 2016)

With the continued focus on fire door assemblies, it’s important to be familiar with the basic requirements as well as what has changed in the more recent codes and standards. This article focuses on hinge requirements for fire doors…

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Decoded: Small Assembly Occupancies (August 2016)

It is not uncommon for a building classified as another occupancy type to include an area used for assembly. For example, a nursing home would typically have a dining room, an office building might have a large conference center, or an apartment complex could have a function room that can be used for parties…

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Decoded: Changes to the Life Safety Code for Health Care Occupancies (July 2016)

In case you haven’t noticed, there is an interesting conversation happening on my post from earlier in the week about classroom barricade devices. If you have something informative to add in response to the manufacturers of these products…

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Decoded: Alternative Methods and Equivalency (June 2016)

I’m on vacation this week and I could really use your help. This is my next Decoded article…if you’re willing to check it out and leave any comments below, I could submit it to the editor and try to enjoy a little time off. Please help! 🙂

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Decoded: Change to BHMA Standard for Exit Devices (May 2016)

BHMA is required by ANSI to update and review each of the product standards every 5 years, and an important change was made to ANSI/BHMA A156.3 when it was last revised in 2014. The standard now requires cycle tests for Grade 1 exit devices to include preloading…

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Decoded: Safe Dispersal Area Within a Fence or Enclosed Court (April 2016)

If these criteria are met, the fence surrounding the building would not be required to have gates that allow free egress, as the building occupants can gather safely in the enclosed area and wait for emergency responders to arrive…

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Decoded: Fire-Protection-Rated vs. Fire-Resistance-Rated Assemblies (March 2016)

Where can we continue to install fire-protection-rated openings (NFPA 252 or UL10C) and where do we need to install fire-resistance-rated openings (ASTM E119 or UL 263)? One clue can be found in NFPA 80. In the 2013 edition, Paragraph 6.3.3.3 states that transom frames and sidelight frames are permitted when a fire-protection rating of 3/4-hour or less is required…

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Decoded: Communicating Doors Between Sleeping Rooms (February 2016)

A door opening between two adjoining hotel rooms is called a communicating door, and is created by installing two doors within one frame – each swinging in the opposite direction. The purpose of these doors is to allow convenience for family or friends sharing two hotel rooms, but the doors also provide security between the two rooms when occupied by separate parties…

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Decoded: Smoke Door Requirements of the 2015 International Building Code (January 2016)

Several of you have asked me to update the article on smoke doors that I wrote several years ago. I have looked at this until my vision is blurry, so if anyone is willing to review it for errors I’ll offer a bounty for any mistakes found…

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Decoded: Code Requirements for UL 294 – Standard for Access Control System Units (December 2015)

The two common code questions that arise regarding UL 294 are – A) which electrified applications are subject to the listing requirements? and B) which components of a system are required to be listed?

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Decoded: Delayed Egress vs. Controlled Egress (November 2015)

From the November issue of Doors & Hardware…the table below addresses the requirements for delayed egress and controlled egress, for both the IBC and NFPA 101. Do you know the difference?

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Barricade Device Update (October 2015)

In the October issue of Doors & Hardware, I have an article on what took place in Ohio with regard to the state legislation on classroom barricade devices, and another article covering the myths and facts presented at the National Association of State Fire Marshals’ annual conference (here’s a video version of this information)…

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Decoded: Fire Door Closing Cycle (September 2015)

It has been 8 years since the annual fire door assembly inspection requirements were added to the 2007 edition of NFPA 80 – Standard for Fire Doors and Other Opening Protectives. Six years ago, the 2009 model codes referenced the 2007 edition of NFPA 80, making the inspections required by code in jurisdictions where those codes were adopted…

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Decoded: Patient Room Doors in Health Care Occupancies (August 2015)

The recent nursing home fire in central China which killed 38 elderly residents is a deadly reminder of the responsibility of these facilities to keep their residents safe. While the code requirements for health care facilities and nursing homes go far beyond the doors, frames, and hardware, there are some important considerations for door openings…

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Decoded: Screen Doors and Doors in a Series (July 2015)

Screen doors are sometimes used in commercial or institutional occupancies, where air transfer through the opening is desired. One example of this would be a door leading from a commercial kitchen to the exterior. In some areas of the country where the climate is temperate, this is a common application which consists of two doors in the same opening, one inswinging and one outswinging. It can be very difficult for people with certain disabilities…

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Decoded: Double-Egress Pairs in a Health Care Occupancy (June 2015)

There is an IBC exception regarding smoke barrier doors that has to be one of the most confusing and widely debated door-related sections in the code. In the 2015 edition, Section 709.5 Exception 1 exempts smoke barrier doors in some health care occupancies from the requirements that apply to smoke barriers in other locations…

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Barricade Device? Think Twice! (May 2015)

I’ve edited this article and the downloadable PDF – feel free to share it!…There is a question currently under debate in several jurisdictions across the country – should barricade devices be used to secure classroom doors during an active-shooter incident?

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Decoded: Electrified Hardware Refresher (April 2015)

There are 7 basic code categories for electrified hardware used to control access or egress, and this edition of Decoded provides a brief refresher on each as well as some recent code changes. Many of these code applications, but not all, fall into the category commonly called “special locking arrangements.”

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Decoded: Egress Terminology (March 2015)

As I mentioned in my previous column, there are other factors that affect the quantity and location of egress doors, beyond the general requirements for 2, 3, or 4 exits depending on the occupant load. For example, doors used for egress need to be located remotely…

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Decoded: Calculating the Egress Width of Door Openings (February 2015)

A common question when replacing doors and hardware during a renovation is whether one leaf of a pair can be “fixed” in place, or whether an opening can be eliminated completely. It’s very risky to make this decision without consulting the Authority Having Jurisdiction (AHJ), but it is helpful to understand some of the factors that could affect the location, size, and quantity of required exits before preparing your request for the AHJ…

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Decoded: Test Your Knowledge (January 2015)

You may have already noticed…I’ve been taking a little time off between the holidays, but here’s something to keep you busy until I’m back in action next Monday…

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Decoded: Alterations to Fire Door Assemblies (December 2014)

This post was published in the December 2014 issue of Doors & Hardware [Click here to download the reprint of this article.] I frequently receive questions about alterations of existing fire door assemblies, including preparation for new hardware and addressing holes left by hardware that has been removed.  NFPA 80 – Standard for Fire Doors […]

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6 Accessibility Changes to Watch Out For (November 2014)

The 2010 Americans with Disabilities Act (ADA) Standards for Accessible Design went into effect in March of 2012, but there are several requirements that continue to surprise architects and specifiers as well as door and hardware suppliers. These issues can be costly to resolve if they’re discovered after the doors and hardware are on-site, so it’s important to stay current on the requirements…

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Decoded: Fair Housing Act (October 2014)

A common misconception is that the Fair Housing Act applies only to federally-funded housing projects, but according to the US Department of Housing and Urban Development,
“The Fair Housing Act requires all ‘covered multifamily dwellings’ designed and constructed for first occupancy after March 13, 1991 to be accessible to and usable by people with disabilities. Covered multifamily dwellings are all dwelling units in buildings containing four or more units with one or more elevators, and all ground floor units in buildings containing four or more units, without an elevator.”

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Decoded: Calculating the Occupant Load (September 2014)

Many code requirements are dependent upon the occupant load of the room or space in question. For example, the International Building Code (IBC) requires panic hardware for doors equipped with a lock or latch, which serve Assembly or Educational occupancies with an occupant load of 50 or more (the occupant load limit for NFPA 101 – The Life Safety Code is 100 or more)…

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The Effect of Oversized Clearances on Fire Door Tests (August 2014)

Rectifying clearance problems can be difficult and costly, so it may be tempting to leave non-compliant doors in place and assume that a little extra clearance won’t affect the performance of the fire door assembly; I can now say from first-hand experience that this is not true…

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Decoded: Use Groups and Occupancy Classifications (July 2014)

In Chapter 3, the IBC defines each “use group” and NFPA 101 – Chapter 6 describes each “classification of occupancy.” Both terms describe how the building or a portion of the building will be used, and each of these codes contain requirements specific to certain uses…

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Decoded: Key-Operated Locks (June 2014)

I need some help from you…a nice clear photo of a door with the signage described below, as well as the indicator lock. If you have seen one of these in your local area, I’d really appreciate some help with these photos…

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Decoded: Operable Force for Door Hardware (May 2014)

The 2010 ADA Standards for Accessible Design, effective in March of 2012, included an unexpected change regarding the maximum allowable force to operate door hardware…

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Decoded: Annual Inspection of Egress Doors (April 2014)

This post was published in the April 2014 issue of Doors & Hardware [Click here to download the reprint of this article.] There has been a lot of publicity about the annual inspections required for fire door assemblies, but we must also be familiar with the inspection and testing requirements for egress doors.  These requirements were […]

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Decoded: Terminated Stops and Door Bottom Seals (March 2014)

This post was printed in the March 2014 issue of Doors & Hardware [Click here to download the reprint of this article.] Many hollow metal frames used in health care facilities have terminated stops, also known as “hospital stops” or “sanitary stops.”  A terminated stop is a modification to a door frame, where the stop […]

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Decoded: Clear Opening Width and Height (February 2014)

This post was printed in the February 2014 issue of Doors & Hardware [Click here to download the reprint of this article.] At the beginning of my career in the hardware industry, there was a lot of confusion about how to measure the clear opening width of doors. The codes and standards weren’t specific, so […]

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Decoded: Panic Hardware on Electrical Rooms (November 2013)

This post was printed in the November 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] Beginning with the 2002 edition, the National Electrical Code (NFPA 70) has included requirements for some electrical rooms to have doors that open in the direction of egress, and are “equipped with panic […]

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Decoded: Elevator Lobby Egress (October 2013)

This post was printed in the October 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] The requirements for egress from an elevator lobby differ between the International Building Code (IBC) and NFPA 101 – The Life Safety Code or NFPA 5000 – Building Construction and Safety Code.  The […]

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Decoded: Actuators for Low Energy Operators (September 2013)

This post was printed in the September 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] From a code and standard perspective, there are 3 basic types of automatic operators for swinging doors – Power Assist, Low Energy Power Operated, and Power Operated – also known as Full Power […]

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Decoded: NFPA 80 – 2013 FDAI Changes (August 2013)

This post was printed in the August 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] As soon as I receive an updated code or standard, the first thing I do is look through it to see what’s new.  When I received my copy of the 2013 edition of […]

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The Palladium – Carmel, Indiana (July 2013)

This article was printed in the July 2013 issue of Doors & Hardware Last year at this time I conducted a workshop for a group of specwriter apprentices at our office in Carmel, and we took them on a field trip to a beautiful new performance venue nearby.  The hardware consultant for the project, David […]

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Decoded: Tactile Warning (June 2013)

This post was printed in the June 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] Question:  Am I required by code to provide a tactile warning on certain doors in my facility?  If tactile warning is required, are stair doors included?  What types of materials are allowed for […]

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Breaking Tradition (May 2013)

This post was printed in the May 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] For many of us, the current area of focus with regard to school safety and security is protection from intruders, and with good reason.  Schools should be designed and equipped to keep children […]

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Decoded: Fusible Links and Smoke-Actuated Hold-Opens (April 2013)

This post was printed in the April 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] In the days before hold-open devices on fire doors and smoke doors were actuated by smoke detectors, fusible link closer arms were often used to hold open doors that were required to close […]

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Q&A: Permits for Access Control (March 2013)

This post was printed in the March 2013 issue of Doors & Hardware Question:  I need to install 2 card readers and the associated electrified hardware on existing doors.  There is no other construction or wiring being done.  Am I required to apply for a permit in order to perform this work? Answer:  My guess […]

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Decoded: What do you know? (February 2013)

This post was printed in the February 2013 issue of Doors & Hardware [Click here to download the reprint of this article.] I’m guessing you know a lot – about codes!  After many requests for a crossword puzzle, I finally sent one to Doors & Hardware magazine and it’s in this month’s issue along with […]

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Decoded: Door Swing and Encroachment (January 2013)

This post was printed in the January 2013 issue of Doors & Hardware .[Click here to download the reprint of this article.] What determines the direction in which a door must swing? According to the 2009 edition of the International Building Code (1008.1.2), if a door is a required egress door, it generally needs to […]

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Doors of Morocco (November 2012)

This post was printed in the November 2012 issue of Doors & Hardware [Click here to download a reprint of this article.] In case you missed my Moroccan odyssey this summer, or if you traveled along with us virtually but wouldn’t mind a second look, I just got this reprint from the upcoming issue of […]

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Decoded: Doors with Access Control (October 2012)

This post was printed in the October 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] Question:  I’m adding a card reader to a door in my facility.  Am I required to follow the code section called “Access Controlled Egress Doors” since I am adding access control to this […]

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Decoded: Less Bottom Rod Fire Exit Hardware (September 2012)

This post was printed in the September 2012 issue of Doors & Hardware Vertical rod fire exit hardware is available with top and bottom rods and latches, or with the top rod and latch only – known as “less bottom rod” or “LBR” devices.   Eliminating the bottom rods and latches can help to meet accessibility […]

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Decoded: Fail Safe vs. Fail Secure – When and Where? (August 2012)

This post was printed in the August 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] This question comes up a lot… “When do I need to specify/supply/install fail safe electrified hardware and when should I choose fail secure?”  First, some basic definitions: Fail safe products are unlocked when […]

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Decoded: Mounting Heights for Door Hardware (July 2012)

This post was printed in the July 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] My friend, Dick Barnhard, sent me a link so I could download all of the Steel Door Institute (SDI) standards at once – 308 pages!  What a nice Mothers Day gift to go […]

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Decoded: Electric Strikes on Fire Doors (June 2012)

This post was printed in the June 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] Someone recently asked me why, after going to architectural school, I decided to become a hardware consultant instead of an architect.  Right around graduation, I decided that I couldn’t become an architect because […]

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Decoded: Opening Force and Closing Speed (May 2012)

This post was printed in the May 2012 issue of Doors & Hardware [Click here to download a reprint of this article.] Two very common accessibility issues for door openings can usually be addressed by making simple adjustments. The accessibility standards require accessible doors to be opened with a limited amount of opening force, and […]

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Decoded: Flush Bottom Rails (April 2012)

This post was printed in the April 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] The 2010 ADA Standards for Accessible Design (available for download at www.ada.gov) officially went into effect on March 15, 2012. The requirement for a 10-inch-high flush bottom rail on manual doors is now […]

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Decoded: IBC – Electromagnetically Locked Egress Doors (March 2012)

This post was printed in the March 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] An electromagnetic lock is basically an electromagnet mounted in an enclosure on the frame head, with a steel armature mounted on the door. When the door is closed and the magnet is energized, […]

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Decoded: Smoke Door Requirements of the 2009 International Building Code (February 2012)

UPDATE:  A new version of this article, based on the 2015 IBC, is located here. This post was printed in the February 2012 issue of Doors & Hardware [Click here to download a reprint of this article.] For a long time I’ve been trying to compile some definitive answers to questions about smoke doors.  Well, […]

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Decoded: Delayed Egress Hardware – Code Comparison (January 2012)

This post was printed in the January 2012 issue of Doors & Hardware [Click here to download the reprint of this article.] Delayed egress hardware prevents a door from being opened from the egress side, usually for a period of 15 seconds. This type of device is often used to prevent theft, while maintaining life […]

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Decoded: Roof Access and Egress (November 2011)

This post was printed in the November 2011 issue of Doors & Hardware [Click here to download a reprint of this article.] I continuously receive questions regarding roof doors – specifically whether free access is required from the stairwell to the roof, and whether free egress is required from the roof to the stairwell.  The […]

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Decoded: Luminous Egress Path Markings (October 2011)

This post was printed in the October 2011 issue of Doors & Hardware [Click here to download the reprint of this article.] New requirements were added to the 2009 editions of the International Building Code, the International Fire Code, and NFPA 101 – The Life Safety Code, regarding luminous egress path markings (NFPA 101 calls […]

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Decoded: Stairwell Reentry – Myths & Facts (September 2011)

This post was printed in the September 2011 issue of Doors & Hardware [Click here to download the reprint of this article (caution – updates have been made to this article which are not included in the reprint).] Stairwell doors are often locked on the stair side to prevent unauthorized entry into tenant spaces.   […]

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Decoded: Auto Operators – Stand-By Power (August 2011)

This post was printed in the August 2011 issue of Doors & Hardware [Click here to download a reprint of this article.] I was recently asked about battery back-up for an automatic operator, after an architect noted that it was required by the 2010 ADA guidelines.  The doors in question were existing bathroom doors that […]

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Decoded: Opening Protectives (June 2011)

This post was printed in the June 2011 issue of Doors and Hardware [Click here to download a reprint of this article.] Over the years, I’ve heard many people mention the rule of thumb that the rating of the fire door assembly is “3/4 of the rating of the wall.”  Although the fire door rating […]

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Decoded: New Occupant Load Requirements for Panic Hardware (May 2011)

This post was printed in the May 2011 issue of Doors and Hardware [Click here to download a reprint of this article.] I started studying code requirements related to hardware in the mid-90’s, and I decided to conduct a little “survey” to see if my fellow hardware consultants could benefit from having a resource for […]

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Decoded: Closers on Classroom Doors (April 2011)

This post was printed in the April 2011 issue of Doors & Hardware [Click here to download a reprint of this article.] I had heard the rumors about a change to the Life Safety Code that would exempt classroom doors from needing closers, but I finally had time to track it down.  Here’s the scoop: […]

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Decoded: Manual Flush Bolts (March 2011)

This post was printed in the March 2011 issue of Doors & Hardware [Click here to download the reprint of this article.] One of the gray areas the door and hardware industry has struggled with is the use of manual flush bolts on pairs of doors in a means of egress.  The language in NFPA […]

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Decoded: Single Operation Egress (February 2011)

This post was printed in the February 2011 issue of Doors and Hardware [Click here to download a reprint of this article.] It’s hard to believe that this question still comes up as often as it does, so I’m hoping to definitively answer it once and for all.  The question is “Do single bathrooms require […]

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Decoded: I-2 Special Egress Locks (January 2011)

This post was printed in the January 2011 issue of Doors & Hardware [Click here to download the reprint of this article.] A while back I wrote a post about spending time in a maternity ward, which was a completely locked unit requiring remote release from the nurses’ station to exit.  Although the 2009 edition […]

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Decoded: NFPA 72 on Access Control (December 2010)

This post was printed in the December 2010 issue of Doors and Hardware [Click here to download the reprint of this article.] Someone brought this to my attention yesterday and I thought there had to be a mistake. I was handed a slide from a recent presentation on NFPA 72 – National Fire Alarm and […]

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Construction Specifier

Construction Specifier: Battling the Barricade

In the wake of any tragedy, society struggles collectively to process the loss. For some it is the loss of friends and loved ones, but for most it is our feelings of safety and trust in the overall goodness of our fellow man that are diminished or seemingly lost entirely. In their place, we are filled with an overwhelming desire to do something…

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Construction Specifier: Understanding Code Requirements for Panic Hardware

This article is currently posted on ConstructionSpecifier.com…The question, “When is panic hardware required by code?” is one that many specifiers continue to struggle with because there isn’t a simple answer to this seemingly simple question…

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Construction Specifier: Hazards of Traditional Wired Glass

(Note: If you’re in the St. Louis area, there is a school security seminar coming up on July 22th, and there’s still space if you want to attend.) Today’s post: I haven’t posted much about traditional wired glass lately, but the hazard continues to be present in existing schools and other facilities…

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Understanding New Accessibility Requirements for Doors

The 2010 Americans with Disabilities Act (ADA) Standards for Accessible Design went into effect in March 2012, but there are several requirements that continue to surprise architects and specifiers…

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Fire Doors – Everything you always wanted to know (but were afraid to ask)

This article was published in the October 2013 issue of Construction Specifier and won CSI’s Construction Specifier Article of the Year Award!! Fire doors are an important part of a building’s passive fire protection system, and doors in a means of egress provide life safety by allowing people to exit quickly when necessary. Still, the requirements […]

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Code Requirements for Doors with Access Control

This article was published in the March 2013 issue of Construction Specifier.   When specifying electrified hardware for an access control system, there’s often confusion about which code requirements to follow and what system components are needed.  Because one set of code requirements is titled “Access-Controlled Egress Doors”, a common misunderstanding is that all electrified hardware […]

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Life Safety Digest

Multi-Family Fire Door Safety – The Role of Fire Doors

Fire door assemblies play a vital role in the protection of life safety, yet many people remain unaware of their existence. We pass through these doors every day in commercial, institutional, and multi-family residential buildings. A lack of awareness…

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Fire Door Inspection – Top 10 Deficiencies

This article was originally published in the Summer 2012 issue of Life Safety Digest, a publication of the Firestop Contractors International Association (FCIA).  The article has been revised slightly to reference more recent codes. As more jurisdictions adopt editions of the International Fire Code (IFC), NFPA 101 – The Life Safety Code, or other codes […]

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Locksmith Ledger

Fire Doors: The First Line of Defense

This article was published in the January 2015 issue of Locksmith Ledger.  Fire doors are a vital part of a building’s passive fire protection system. When properly installed and maintained, they will help to compartmentalize a building to protect occupants and property from the spread of smoke, flames, and toxic gases, and aid in providing […]

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Code Implications for Mechanical Hardware

Locksmiths are often called upon to increase security at an existing door or replace hardware that is damaged or defective. There are several code-related issues to note before getting started…

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Special Egress Locks in I-2 Occupancies

This article was published in the October 2013 issue of the Locksmith Ledger: You might be asking yourself, “what’s a ‘special egress’ lock?”  Maybe the term even inspired you to read this article.  You won’t find a “special egress lock” in a manufacturer’s catalog, and searching online won’t help much either.  The 2012 edition of […]

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Code-Compliant Doors: What to Look For

This article was published in the February 2013 issue of the Locksmith Ledger: I was recently contacted by a locksmith from a local university who attended my class on fire door inspection last year.  A new dormitory on campus is in the final stages of construction, and many of the fire doors have been installed […]

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Code Requirements for Electromagnetic Locks

This article was published in the February 2012 issue of the Locksmith Ledger: An electromagnetic lock is essentially an electromagnet in a housing mounted on the door frame, and a steel armature mounted on the door. When the magnet is energized, it bonds to the armature and locks the door. To allow access or egress, […]

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Decoded: Stairwell Reentry – Myths & Facts (September 2011)

This post was printed in the September 2011 issue of Doors & Hardware [Click here to download the reprint of this article (caution – updates have been made to this article which are not included in the reprint).] Stairwell doors are often locked on the stair side to prevent unauthorized entry into tenant spaces.   […]

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See the index for another category:

  • Accessibility
  • Adon Brownell
  • Automatic Operators
  • Back-2-Basics
  • Beautiful Doors
  • Close the Door
  • Code Development
  • Construction Specifier
  • DHI
  • Digging Into Codes
  • Door Closers
  • Doors & Frames
  • Doors Gone Wrong
  • Egress
  • Electrified Hardware
  • Everywhere I Go
  • FDAI
  • Fire Doors
  • Fixed-it Friday
  • Flush Bolts and Coordinators
  • Funky Applications
  • Gasketing & Thresholds
  • Gates
  • General Info
  • Glass
  • Guest Post
  • Health Care
  • Hinges & Pivots
  • Historical
  • Hold-Opens
  • Industry Profiles
  • LEED/Green
  • Life Safety Digest
  • Locks & Keys
  • Locksmith Ledger
  • Mexico Update
  • My Photos
  • New England Codes
  • News
  • Opinion
  • OTU
  • Panic Hardware
  • Protection Plates
  • Push/Pull
  • Q&A
  • Quick Question
  • Quick-Tips
  • Reader Photos
  • Road Trips
  • School Security
  • Signage
  • Sliding and Folding Doors
  • Smoke
  • Stops
  • Uncategorized
  • Urban Exploration
  • Videos
  • WHY?
  • Windstorm
  • Wordless Wednesday
  • WWYD?