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Fire rated elevator hoistway doors.
The fire resistance rating shall be not less than the required rating of the hoistway enclosure served by the machinery.
1 1 2 rated access enclosure welded expanded metal cage per code made to your specification c o d.
When providing a swing door for this application the door must also bear a fire rating.
Icc ac 77 listed for elevator door smoke containment to remove the need to pressurize the hoistway or have lobby doors on hold open.
An economical and architecturally pleasing solution to your smoke containment elevator shaft protection requirements.
Smoke control in elevator hoistway elevator lobbies and stairways must be controlled by a ul 864 listed alarm system meeting the requirements of nfpa 72.
Delivery included within 30 miles radius of menifee ca or delivery fee will be added.
The icc recognizes the combination of the normally fire rated elevator hoistway doors and the rolling magnetic gasketing system which deploys an air tight film over the shaft door as an approved alternative for an enclosed elevator lobby.
The fire rated elevator doors provide the requisite fire protection and the ul 1784 tested rolling magnetic gasketing system provides the necessary smoke protection.
Many people think that just because the elevator is fired rated that the hoistway protection door only has to be smoke rated but this is not true.
To a hoistway that have openings into the hoistway shall be enclosed with fire barriers constructed in accordance with section 707 or horizontal assemblies constructed in accordance with section 711 or both.
Basically where a corridor is required to have a fire resistance rating like in a hotel openings in the elevator shaft have to be protected by fire door assemblies.
Often this is done with an elevator lobby but in some cases an elevator lobby is not required and the fire door assemblies are provided right at the hoistway.
Curtains pass the ul 10b ul10c ul 10d astme119 time temperature curve thus they are used as deployable smoke and fire barriers.
The smoke label is in addition to the fire protection hourly fire rating.
Finally to maintain the fire and smoke rating the door must also latch.
The syntégra elevator smoke door assembly is the most cost effective way to meet code requirements for elevator shaft protection.
Freight elevator hoistway doors vertically sliding slide up or biparting manual or motorized ul and ulc 1 1 2 to 2 hour fire rated freight elevator car gates doors cab car enclosures chanel iron frame and sills 1 1 2 to 2 hour fire rated.
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