Selkirk 187703 Round Type B Gas Vent Wall Thimble, 3", #3RV- WT BF10 Laminated materials are highly abrasive

Laminated materials are highly abrasive

Horsepower: 1/6

garage and shop

BK206 and BK308

Complies to ASSE Standard 1050 and 1051

Selkirk 187703 Round Type B Gas Vent Wall Thimble, 3", #3RV- WT BF10 Laminated materials are highly abrasiveThe RV line of Selkirk round vent pipe and fittings is designed for use on approved gas appliances in residential and light commercial and industrial applications. Round vents for large appliances will be found in the QC section which follows. Size 3" Part No. 3RV WT Measures: 3 58" x 7" Used to ensure clearance to combustibles is maintained Wall Thimble also serves as a firestop Adjusts from 4 1 8" to 7" to fit thickness of wall