Cold Draft Block BD04
- Prevent cold air from entering your home through the dryer vent with our inline dryer vent draft blocker
- Air flow from the dryer opens up the damper; gravity keeps draft blocker closed when dryer is not in use
- Plastic construction; Calcium filled polypropylene has a melting point of 325 degrees F
- Comes with balanced damper fully assembled
- Easily attaches to vent pipe and clothes dryer duct
- Prevent cold air from entering your home through the dryer vent with our inline dryer vent draft blocker
- Air flow from the dryer opens up the damper; gravity keeps draft blocker closed when dryer is not in use
- Plastic construction; Calcium filled polypropylene has a melting point of 325 degrees F
- Comes with balanced damper fully assembled
- Easily attaches to vent pipe and clothes dryer duct
