Specifications division 23 07 00 or 15080.
Linen chute roof vent fire rated detail.
Welded or lock seamed joints without bolts rivets or clips projecting on chute interior.
A 24 diameter vent will be installed 4 feet above roof with a metal explosion cap.
Vents are constructed of 22 gauge galvanized steel and are complete with roof flashing and metal weather cap.
Vents are made the same diameter as the chute and extend above the finished roof per nfpa recommendations.
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Get our 2 hour fire rated laundry garbage door for walls is available in sizes 30 x 30 and 24 x 24.
Floor frames will be fabricated using 1 x1 x 3 16 angle steel.
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.
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Related sections include the following.
Fabricate full diameter vent unit to extend 36 above roof with flashing collar and screened metal rain cap.
Fabricate vent unit to extend 48 above roof with full diameter screened vent and metal safety cap or glass explosion release cap.
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Wilkinson hi rise standard trash chutes are 24 in diameter but can be customized to 18 20 28 30 and 36 options.
Linen chutes linen chute intake door.
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.
Sound dampening coating can be applied to outside of chute to minimize noise emitted by the chute.
Trash linen chutes are required to vent at full diameter 3 about the roof penetration as mandated by nfpa 82 chapter 6.
Specific groups at risk.
Further sound protection is provided by applying a wrap insulation to the exterior of the chute.
Include intake door assemblies and chute support frames at each floor and chute expansion joints between each support point.
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.
Electrical safety around water.
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.
