Ultimate Dryer Vent Seal
Webthis 4 dryer vent seal has a floating shuttle that stays closed unless there is a load of clothing drying. A positive seal keeps cold or hot air out as well as unwanted pests. Webhow to seal a dryer vent pipe: Medium to large gaps. For filling larger vent gaps, foam is the best choice.
You can easily use the exhaust vent for new.
