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double egress undercut
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RELATED FAQS
Question
Answer
Do you need Double Egress arm to install a 4040SE on the Push Side of a door?
Resolution:
The 4040SE uses the regular arm for any Push Side mounting (minimum 28" door width). ST-2788 (a special arm and track) can be used to mount a 4040SE on the Push Side of a smaller (narrow) door. Sm...:
What is an astragal?
Resolution:
An Astragal is an applied molding attached most commonly to the meeting edge of doors to: Protection against weather conditions Minimize the passage of light between the doors Retard the passa...:
Are astragals required on fire doors?
Resolution:
Astragals are required on: 3 hour fire rated pairs: Double doors - swinging in the same direction Double Egress - swinging in opposite directions Fire rated Dutch Doors Fire rated 1 3/4" t...:
What is the definition of double egress?
Resolution:
Double Egress Opening: A pair of swinging doors, each leaf which swings in the opposite direction of the other. DOORS: A pair of doors swinging in opposite directions without a vertical mullion....:
What is the maximum size of a UL fire rated three (3) sided frame?
Resolution:
Fire Rated three (3) frames are available in the following maximum door opening sizes: F and FN-Series frame:4' 0" X 10' 0" single door opening8' 0" X 10' 0” double door openingMU-Series frame...:
What astragals are available?
Resolution:
Types of astragal offered from Steelcraft are as follows: "Z" Astragal - For information on "Z" astragal types and attachment refer to the TD Manual page 3.3.17. Most commonly used on double ...:
Can wood doors be used with with double egress frames?
Resolution:
Yes, wood doors can be used and installed in most hollow metal frame applications including FE-Series and DE-Series Double Egress frames. Caution - For fire rated applications the wood door manufa...:
Can fire rated double egress frames have side lights or transoms?
Resolution:
No. Fire rated double egress frames must be a stand alone 3 sided frame assembly. If transom lights and/or sidelights are required, they must be built and installed as separate Fire Window assemb...:
DOUBLE EGRESS ARM
Resolution:
DE, Track Style Arm:
UNDERCUT
Resolution:
Floor Clearance, Clearance:
What is the maximum door undercut for fire rated vertical rod exit devices?
Resolution:
For devices with bottom latches and strikes, the maximum undercut is 1/4" to ensure latching in the case of a fire. For devices approved without bottom latches and strikes, using the AFL (aux...:
Will a Von Duprin Chexit device automatically rearm itself after a fire alarm clears?
Resolution:
The Von Duprin Chexit device will not automatically rearm itself after a fire alarm clears. After a Fire Alarm has triggered the Von Duprin Chexit device, the device must be manually reset&nb...:
Is there a mullion for use in double egress applications?
Resolution:
There is no mullion for double egress openings. Mullions only applies to the doors that open in the same direction.:
Can a Senior Swing 2850 or 2860 be used on a Double Egress (DE) door?
Resolution:
The overhead concealed operators (2850/2860) will not work on a Double Egress frame because the doors are not in the same plane. You will have to use the surface mount (9553 / 9563) on Double Egres...:
What is the difference between the FE and DE-Series frames
Resolution:
A Double Egress frame is a double door frame prepared to receive two single-acting doors swinging in opposite directions (both doors are) the same hand. These openings are installed in cross corrid...:
What is the door undercut for a 25-C device?
Resolution:
The bottom rod of the device will accommodate a 1/4" to 3/4" door undercut per 2130 template .:
DOUBLE EGRESS MULLION
Resolution:
Contra-swing mullion; Opposite Swing Mullion:
DOUBLE EGRESS FRAME
Resolution:
FE-Series, DE-Series; two way corridor openings:
DOUBLE EGRESS DOORS
Resolution:
; two way corridor openings:
FRAME
Resolution:
DE-Series, DW-Series, FN-Series, F-Series, FE-Series, K-Series, MU-Series, FP-Series, FR (Double Egress Frame, Drywall Frame, Drywall Slip on Frame, Multi-Use Frame, Tornado Resistant):
What is the purpose for using a 12 gage head reinforcement?
Resolution:
Purpose: When there is concern for the weight of overhead wall construction, or, when multiple surface applied hardware components are being used. This continuous channel has the ability to spre...:
L9462
Resolution:
Double cylinder mortise lock - Deadbolt is operated by key on either side. - Caution: Double cylinder locks on residences–or on any door in any structure which are used for egress–are a life safety...:
FE-SERIES
Resolution:
FE16, FE14, FE Series; Double Egress, Cross Corridor:
Can DW/K frame series be used in high traffic areas?
Resolution:
DW/K-Series frames (Drywall Slip-On) are not recommended for installation in high traffic areas. DW/K-Series frames are installed in interior stud walls after the wall board is installed and ...:
Can a 4600 operator be mounted with pivots?
Resolution:
On a single door take the mounting dimensions from centerline of pivots. On a pair of doors, depending on the door width and pivots being used, the operators can butt up against each other or ov...:
What is a mechanical Lock?
Resolution:
A lock is any device which prevents access or use by requiring special knowledge or equipment. Mechanical locks are mechanical devices which secure an opening by keeping a door closed until a rel...:
L9095EL/EU
Resolution:
Electrically locking and unlocking both levers (inside and outside cylinders) - Both levers continuously locked (EL) or unlocked (EU) by 12 or 24V DC. EL is fail safe (power failure allows outside ...:
L9495EL/EU
Resolution:
Electrically locking and unlocking both levers (inside and outside cylinder with deadbolt) - Both knobs/levers continuously locked (EL) or unlocked (EU) by 12 or 24V DC. EL is fail safe (power fail...:
L9493EL/EU
Resolution:
Electrically locking and unlocking both levers (outside cylinder, inside thumbturn with deadbolt) - Both knobs/levers continuously locked (EL) or unlocked (EU) by 12 or 24V DC. EL is fail safe (pow...:
Common wiring diagrams
Resolution:
Electronic Protocols: Access Control Door with electric trim Access Control with electric strike Access control with electric strike and LCN 460...:
HINGE SIDE REVEAL
Resolution:
Track Style, Double Egress Mount:
What is a deadbolt?
Resolution:
Deadbolt Locks (Deadlocks): a lock with a bolt which requires a deliberate action to extend and which resists end pressure in the unlocking direction when fully extended Medium, high to extra he...:
CONTRA-SWING FRAME
Resolution:
Double Egress with a mullion; Opposite Swing Frame:
LM9291EL/EU
Resolution:
Electrified both levers lock, two-point latch - Electrically locking/unlocking both levers. Latchbolt(s) retracted by outside or inside lever when unlocked. Requires doors specifically designed for...:
LM9295EL/EU
Resolution:
Electrified both levers lock two-point latch (inside and outside cylinder) - Electrically locking/unlocking both levers. Latchbolt(s) retracted by outside key and lever, by inside key and lever, or...:
LM9293EL/EU
Resolution:
Electrified both levers lock two-point latch (outside cylinder) - Electrically locking/unlocking both levers. Latchbolt(s) retracted by outside key and lever, by electrically unlocking door, and by...:
PARALLEL BEVEL EDGE
Resolution:
Double Egress Doors:
FRAME PROFILE
Resolution:
Cased Open, Single Rabbeted, Double Rabbet, Unequal Rabbet, Equal Rabbet, Double Egress:
Does a SEH require a door closer?
Resolution:
The SEH is an "electronic holder" (ONLY) that is used to hold open a Fire Rated opening. It requires a door closer to be mounted on the opposite side. It is normally used on an existing opening wit...:
LM9271
Resolution:
Classroom security lock* two-point latch - Latchbolt(s) retracted by lever from either side unless locked by key from either side. When outside is locked, latchbolt(s) retracted by key and lever ou...:
Can DE-Series frames be prepared for pocket pivot hinges?
Resolution:
Pocket pivot hinges are mainly used in cross corridor applications where clear opening width is a factor. For frames, pocket pivot hinges are a special hinge options which must be spe...:
What are the minimum header lengths for a Senior Swing?
Resolution:
The minimum header lengths for a Senior Swing with standard Spindle centers are:Concealed 2810 Series:2811 single door (offset pivot or butt hinge) -- 33".2811 single door with stop (cent...:
Can a 4040XPT DE be used with a 4" reveal on the pull side?
Resolution:
The LCN 4040XPT with a reveal deeper than 1/8" on the pull side of the opening requires a Double Egress (DE) arm.DE arms are handed arms and cannot have handing changed in field.ST3073 Standard 404...:
DE-SERIES
Resolution:
DE16, DE14, DE Series; Double Egress, Cross Corridor:
L462
Resolution:
Double cylinder lock - Deadbolt is operated by key on either side. - Caution: Double cylinder locks on residences–or on any door in any structure which are used for egress–are a life safety hazard ...:
L9466
Resolution:
Storeroom/utility room lock - Latchbolt is operated by knob/lever from either side. Deadbolt is operated by key from either side. - Caution: Double cylinder locks on residences–or on any door in an...:
L9482
Resolution:
Institution lock with deadbolt - Latchbolt is operated by key from either side. Knob/lever on both sides is always fixed. Deadbolt is operated by key on either side. Auxiliary latch deadlocks latch...:
DE
Resolution:
Double Egress Arm, Double Egress: