Include intake door assemblies and chute support frames at each floor and chute expansion joints between each support point.
Linen chute roof vent fire rated detail.
Exhaust ducts trash and linen chutes and other fire rated hvac ducts 1 hour electrical circuit integrity protection engineered and tested solutions for fire protection of structural steel and storage vessels per astm e119 iso 834 and ul1709 3.
Trash linen chutes are required to vent at full diameter 3 about the roof penetration as mandated by nfpa 82 chapter 6.
Fabricate full diameter vent unit to extend 36 above roof with flashing collar and screened metal rain cap.
The professional has proposed to vent the linen chute out the side wall rather than 3 feet above the roof nfpa 82 5 2 2 4.
Fabricate vent unit to extend 48 above roof with full diameter screened vent and metal safety cap or glass explosion release cap.
Specifications division 23 07 00 or 15080.
The standard linen chute intake door is 21 x 21 side hinged hand operated with a 180 degree opening.
Welded or lock seamed joints without bolts rivets or clips projecting on chute interior.
Staying safe toggle this sub menu open or closed.
Related sections include the following.
Safety in living and entertainment spaces.
Get our 2 hour fire rated laundry garbage door for walls is available in sizes 30 x 30 and 24 x 24.
Wilkinson hi rise standard trash chutes are 24 in diameter but can be customized to 18 20 28 30 and 36 options.
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1 1 2 hour fire rated with 30 minute temperature rise of 250 deg f.
All doors are self closing and have a clear opening for bagged or bundled linens.
Specific groups at risk.
Linen chutes linen chute intake door.
He has suggested to add smoke detectors in the chute which would activate an exhaust fan to ensure smoke does not spread beyond the point of origin.
Vents are constructed of 22 gauge galvanized steel and are complete with roof flashing and metal weather cap.
Further sound protection is provided by applying a wrap insulation to the exterior of the chute.
Electrical safety around water.
Sound dampening coating can be applied to outside of chute to minimize noise emitted by the chute.
Vents are made the same diameter as the chute and extend above the finished roof per nfpa recommendations.
Fire causes risks toggle this sub menu open or closed.