Query: 4in flange
POWERTEC 70153 Angled Dust Port, 4-Inch
FlexOn Toilet Flange for 4" PVC, ABS, Cast Iron or Lead Pipes-Includes Spacer System to Correct Flange Elevation from 3/8"-1 1/8"
Hon&Guan 4" Duct Connector, Plastic Straight Pipe Flange for Heating Cooling Ventilation System(100mm).
Duct Connector Flange, Plastic Straight Pipe Flange for Heating Cooling Ventilation System (4")
Sioux Chief Manufacturing 889-GPOM, 1
HG POWER 4 Inch Duct Connector Flange ABS Straight Pipe Flange Air Duct Hose Connector for 4" Duct Pipe Ventilation HVAC Ducting
POWERTEC 70126 Inlet Flange, 4 Inch OD Dust Collection Ducting Connector
Woodstock D4262 4-Inch Connector
Oatey 43538 4-inch Black ABS Cast Iron Closet Flange Replacement
Big Horn 11428 4-Inch Dust Port with 4 Mounting Holes