Ventilated Roof Thimble

Length may be customized for variable wall and roof thickness.

Ventilated roof thimble.

Thimble to extend a minimum of 9 on each side of wall or roof. Also guides the chimney 6 above the roof line. Finished with high. Adjusts 4 1 8 to 7 to fit wall thickness.

Standard is carbon steel stainless steel available. Pvt pitched ventilated thimble. One thb one fr one vtf and one vsc. Standard finish high heat black enamel.

Can be fit to roof curbs and or roof pitch. Wall roof thimble non insulated approved by rm 5 nov 13 approval date 9 9 require wall thickness before construction a e d d 1 2 typ 1 typ 1 typ 3 4 ventilation holes b exhaust clamp welded in place rain shroud attached to centre tube wall plates wall thimble notes. Thb ventilated thimble. When installed according to manufacturer specifications the wall thimble provides the required 1 inch air space to combustibles.

Manufactured from heavy gauge carbon steel. Cut a hole in the roof wall sized larger than the thimble diameter or as the installing contractor sees fit. Before installing you should obtain the most up to date copies of local codes applicable to generator set or other applicable installation. Catalog standard thimbles modeled for 8 thick wall and or flat roofs.

Non insulated exhaust thimble are fabricated with standard carbon steel construction and a built in pipe guide that eliminates hot spots. Round type b gas vent. Se grand rapids mi 49512. Wall and roof thimbles provide transitions where it is necessary to pass exhaust pipe through walls and roofs safely to the outside atmosphere.

Thb ventilated thimble. Insulated exhaust roof and wall thimbles are triple wall all stainless steel type 304 construction ventilation holes are located on each end to provide air cooling. Shop all the venting pipe wall thimbles from all the major brands like duravent metalbest and selkirk. Apply a bead of hi temperature rated sealant mil a 46106b 100 series rtv around the perimeter of the exterior flashing that will be in contact with the roof wall and is a minimum of.

Alz or galv 304 316. 5030 corporate exchange blvd. Mvt ventilated thimble assembly. Wall thimbles for class a chimney pipe and pellet vent pipe.

When an exhaust pipe passes thru a noncombustible concrete or cinder block wall or roof dme has the solution. How to interpret part numbers specifications. T 304 and t 316 stainless steel available. Ampco installation guide 2 mb pdf performance data 63 kb pdf for use where pipe passes through a combustible roof or structure.

6 6rv wt wall thimble. Inexhaust thimbles conform to nfpa 37 and 110.