Selkirk 187704 Round Type B Gas Vent Wall Thimble, 4", #4RV-WT Autumn_Cleaning 0-50 degree left and right

0-50 degree left and right miter capacity for greater versatility

35A-125A circuit breakers are suitable for use with 75 degree Celsius conductors

5" in one pour

Will not break or crack when used around curves or columns

Selkirk 187704 Round Type B Gas Vent Wall Thimble, 4", #4RV-WT Autumn_Cleaning 0-50 degree left and rightThe 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 4" Part No. 4RV WT Measures: 4 58" x 8 1 4" 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