Generator Exhaust Roof Thimble

Intended for roofs walls with non combustible materials.

Generator exhaust roof thimble.

Thimbles provide transitions for exhaust piping where it is necessary to pass exhaust pipe through walls and roofs safely to the outside atmosphere. Standard construction carbon steel with high heat black enamel finish. Exhaust piping that passes through any combustible roof must be separated from the roof by a ventilated metal thimble that is at least 6 inches in diameter larger than the piping. Fabricated with a 2 thick 2300 degree rated high temperature insulation with built in pipe guide eliminating hot spots.

The thimble must extend at least 9 inches 229mm 10 inches 250mm recommended above and below roof construction. The thimbles prevent exhaust pipe heat from being transmitted to the combustible material. When calculating height thimble must have a 9 clearance on each side of the wall. To prevent warping outer flashing is not continuously.

Hapco insulated exhaust roof and wall thimbles are recommended for use with exhaust pipes that must pass through a structure. Thimble provides a weather tight seal when used with hi temperature sealant. Picture of gt exhaust thimble. Thimbles are critical in complying with local fire and safety regulations by protecting wall and roof material from exhaust pipe heat.

Thimbles provide transitions for exhaust piping where it is necessary to pass exhaust pipe through walls and roofs safely to the outside atmosphere. Dme offers a heavy duty style roof wall exhaust pipe thimble for combustible applications. Wall and roof thimbles provide transitions where it is necessary to pass exhaust pipe through walls and roofs safely to the outside atmosphere. Thimbles are critical in complying with local fire and safety regulations by protecting wall and roof material from exhaust pipe heat.

Inexhaust thimbles conform to nfpa 37 and 110. All dimensions are in inches. Size a dwg no iecwt rev 0 sheet 1 exhaust components ltd is prohibited of 1 industrial exhaust components ltd.