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“ Are Door silencers required on fire rated doors? ”

RELATED FAQS

Question
Answer
SILENCER
Mute, Bumber, Rubber Bumper
Are astragals required on fire doors?
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...
Are intumescent seals or gaskets required on fire rated steel doors?
Intumescent seals or gaskets are not required on fire rated steel doors. Generally speaking, the requirement for intumescent seals or gaskets are a function of the individual manufacturers’ listi...
Why are frames grouted?
Grouting frames is: A process done in the field during hollow metal frame installation  The internal cavity of the frame is fill with masonry or mortar It is intended to mainly provide ...
Fire Rating for AD and CO locks
The AD and CO locks both have a 3 hour fire door rating. Please see URL for more info.  UL Fire Rating List
Can the electric strike be used with a vertical rod device on a fire-rated door?
The 6111 electric strike can be used only on non rated openings less bottom rod with pullman top latch (use ES prefix when ordering device). Device back set will change to match the centerline of t...
Not for use in fire rated openings.
What is the largest diameter hole that Steelcraft can provide for viewer preps?
Non fire rated doors can be furnished with a maximum 3" diameter hole for viewer preparations. Fire rated doors have a 3/4" maximum holes size unless otherwise listed by UL or ITS/WHI. Viewers mus...