Ideal for new or existing venting systems, the Deflect-o 4 in. Plastic Draft Blocker stops either cold or hot air from entering your house through the dryer vent while allowing for maximum exhaust. It comes fully assembled and features durable plastic construction with a balanced damper.
- Made of plastic for durability
- Stops cold and warm air from entering a home through a vent
- Ideal for dryer and bathroom venting
- Fully assembled