Start Collar

FREE SHIPPING to Continental US | 20" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications...

18" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

16" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

14" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

12" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

9" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

8" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

7" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

6" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

5" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

4" Duct Connect Start CollarSheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough in ductwork and is not made for applications where aesthetic standards are required...

10" Duct Connect Start Collar. Sheet metal will come in 30 gauge or better. If you need a specific gauge, please call to place your order. Sheet metal is designed for rough ductwork and is not made for applications where aesthetic standards are required...