Description
Product Summary
The MTI SWCD4 is a 4-inch side wall vent cap with a built-in backdraft damper.
It terminates exhaust through an exterior wall and keeps outside air, pests and weather out when the fan is off.
Key Features
- 4-inch size: for 4-inch exhaust duct.
- Backdraft damper: closes when the fan stops.
- Exterior rated: made for outdoor walls.
- Flanged mount: fastens and seals to siding or block.
Specifications
| Brand | MTI |
|---|---|
| Model | SWCD4 |
| Product Type | Side wall vent cap with damper |
| Size | 4 in |
Ideal Applications
- Bath fan exhaust
- Dryer vent terminations where code allows
- Utility exhaust
Frequently Asked Questions
What duct size does it take?
4-inch round duct.
Does it stop drafts?
Yes, the damper closes when there is no exhaust airflow.
