Selkirk 187703 Round Type B Gas Vent Wall Thimble, 3", #3RV- WT FREE SHIPPING Increases coverage area & illuminates

Increases coverage area & illuminates 2 sides of building with 1 light fixture

Easy-to-read stamped markings

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

Midwest Can Company offers a full assortment of gasoline cans that meet CARB regulations for portable fuel containers with this "Spill-Proof" spout

Selkirk 187703 Round Type B Gas Vent Wall Thimble, 3", #3RV- WT FREE SHIPPING Increases coverage area & illuminatesThe 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