Transform new or existing doors into noise reducing doors with Goodhill Acoustic Door Upgrade! The upgrade features: Bat Wing perimeter seal that forms a double seal around the edges. Durable Drop Seal that tucks away when door is open and produces a tight seal when closed. Goodhill Acoustic Door Upgrade reduces noise, smoke, insects and water spray from coming through door gaps! Goodhill Acoustic Door are available in all designer door designs! Call in to enquire today!