Dryer Vent Cover 4" (White) UV Resistant

Dryer Vent Cover - Replaces standard 4 in (10.2cm) dryer vent hoods and louver vents. The hot air pushes an inner plastic cap up, the air and lint blow out and when the air stops blowing, the piece to its resting position to block out unwanted guests and cold or hot air from the outside. Save Energy - The exterior dryer vent cover is an energy saving design to keep out hot or cold air. Prevent Unwanted Elements - The outdoor dryer vent cover keeps out unwanted pests and animals from getting in the vent. Easy to Install - The dryer vent seal is easily quick to assemble with pre-drilled holes on base for easy mounting. The dryer vent covers for home exterior must be installed in a vertical position.