Round Collars

20" Crimped Collar, Southwark 105120

3" Crimped Start Collar, Southwark 97

3" No Crimp Collar, Southwark 1050

4" Duct Collar, Crimped, Steel, Southwark 1051

4" Plain Collar, Southwark 1050

5" Crimped Start Collar, Southwark 97

5" Duct Collar, Crimped, Steel, Southwark 1051

5" Long Flat Collar, Silver, 28 ga Steel, Southwark 1150

5" Long Collar With Damper, Southwark 1149

6" Adhesive Takeoff Collar, 90 deg, Southwark AT90

6" Crimped Start Collar, Southwark 97

6" Duct Collar, Crimped, Steel, Southwark 1051