Selkirk 187703 Round Type B Gas Vent Wall Thimble, 3", #3RV- WT FREE SHIPPING Green PVC coating over galvanized

Green PVC coating over galvanized steel offers an environmentally pleasing look and additional weather protection

The bottom sheet blocks the direct oven heat while the layer of air acts as an insulator preventing the top sheet from overheating

Cutter Sequence: Standard

5/32" and  3/16" blind rivets

Selkirk 187703 Round Type B Gas Vent Wall Thimble, 3", #3RV- WT FREE SHIPPING Green PVC coating over galvanizedThe 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