Lambro Industries White Plastic Soffit Exhaust Dryer Vent – Damper

A damper in the 4-inch white plastic soffit exhaust dryer vent prevents outside elements and air from entering the vent when not in use. The damper opens and allows the exhaust air to exit the vent through the sufficient opening with a net-free area of 11 square inches. Dryer Vent The Lambro 4-inch white plastic soffit exhaust vent is ideal for venting through the soffit. The vent features an opening and closing damper that prevents outside elements and air from entering. The damper seals the vent opening when the clothes dryer or bath fan is not running because no exhaust air exits the vent. When the clothes dryer or bath fan operates, the exhaust air pressure pushes the damper open to let the exhaust air escape from the vent. You can easily use the exhaust vent for new and replacement installations over an existing 4-inch opening. The vent frame comes with four screw holes to secure the vent and a caulk-friendly frame for completing the installation. The vent features a sufficient op