Steel dampers can be added to previously made wood and laminate Sawyer’s vent covers.
The dampers are made from 20 ga powder coated steel.
D3101C
Damper for 3”x10”vent cover
D3121C
Damper for 3”x12”vent cover
D4101C
Damper for 4”x10”vent cover
D4121C
Damper for 4”x12”vent cover
