SPEEDI-BOOT Vent Boot Hanger,Sq to Rnd,12 x 12,Dia 8

Vent Boot Hanger, Boot Style Square to Round Adapter, Collar Diameter 8 in, Collar Connection Height 8 in, Collar Connection Width 12 in, Material Steel, Compatible Register Height 12 in, Compatible Register Width 12 in, Duct Size 12 x 12 in, Cap/Collar Material Steel, Product Type Register Boot, Damper Type None, Standards Meets LEED IAQ 3.1 Credit, Includes Air Tight Foam Gasket, Drywall Mud Ring, Dust And Debris Cover