B Vent Wall Thimble Installation

Duravent 4 inner diameter type b round gas vent pipe double wall 6 male adapter.

B vent wall thimble installation.

4 inch round gas vent collection. Type b gas vent bucket support ceiling bucket connector 8 x 1 2 sheet metal screw through each leg amerivent type b gas vent or amerivent vent connector 4 amerivent round and oval gas vent installation instructions installation using amerivent bucket without hangers 1. We have other components that are used to safely support and or firestop the pipe as it passes up through a ceiling. B vent will slide through the middle as it passes through the wall.

It will also provide lateral support for the pipe as it lays horizontally inside the thimble. Page 2 a major cause of vent related fires is failure to maintain required clearances air spaces to combustible materials. One of the fire safety features of double wall type b gas vent is that its outer wall insulated by the airspace beneath it requires only 1 clearance to combustible material in the structure. B vent wall thimble use for through the wall system to provide clearances for vent from combustibles.

Duraliner masonry thimble l402 installation instruction addendum pdf 1 6mb duraplus. B it allows disconnection of the appliance for service at any time without disturbing or temporarily supporting the vent. Completely frame in on all four sides a properly sized square opening. Larger diameter wall thimbles are field fabricated.

Page 1 installation instructions round and oval type b gasvent systems for use with natural as or liquid propane category i and draft hood equipped appliances and appliances listed to use type b gas vent. Cut a hole in the outside wall 1 4 larger than the diameter of the sleeve on wall thimble mpt. C it provides the required firestop as well as support. Polypro double wall installation instructions fr pdf 1 8mb polypro for multiple vents dual language pdf 472kb.

Type b gas vent. Type b gas vent 3 to 12 diameter installation instructions 5 a it allows installation of the vent system prior to installation of appliances. It is of the utmost importance that type b gas vent be installed. Amerivent is a complete gas venting system from 3 to 30 pipe diameters in 7 different pipe lengths to single to multi appliance hook ups.

Install the wall thimble by inserting the larger of the two parts on the appliance side and the. Adjusts from 3 to 6 to accommodate various wall thicknesses. Using a wall band assures that the clearance to combustibles is maintained see figure 3. D it is ul.