Ventilated Roof Thimble

Round type b gas vent.

Ventilated roof thimble.

Duravent 4 inner diameter pelletvent pro type l chimney pipe double wall 13 wall thimble air intake kit with 3 diameter flex hose model. Hapco insulated exhaust roof and wall thimbles are recommended for use with exhaust pipes that must pass through a structure. Se grand rapids mi 49512. Mvt ventilated thimble assembly.

Thb ventilated thimble. 5030 corporate exchange blvd. Adjusts 4 1 8 to 7 to fit wall thickness. 6 6rv wt wall thimble.

Hart cooley llc. Insulated exhaust roof and wall thimbles are triple wall all stainless steel type 304 construction. How to interpret part numbers specifications. The thimbles prevent exhaust pipe heat from being transmitted to the combustible material.

When installed according to manufacturer specifications the wall thimble provides the required 1 inch air space to combustibles. T 304 and t 316 stainless steel available. One thb one fr one vtf and one vsc. Pvt pitched ventilated thimble.

Non insulated exhaust thimble are fabricated with standard carbon steel construction and a built in pipe guide that eliminates hot spots. Thb ventilated thimble. Mvt ventilated thimble assembly. Alz or galv 304 316.

Ampco installation guide 2 mb pdf performance data 63 kb pdf for use where pipe passes through a combustible roof or structure.