Automatic Door Bottom - Under Door Seal with Neoprene Seal, Surface Mounted - Black Adonized - Close Gaps Up to 0.75” - 36" Long

Automatic Door Bottom is an innovative solution. The Automatic Door Bottom is used to seal the gap between the door seal and the lower end when the door is closed, working automatically.

• Made with high-quality aluminum casing and a Neoprene bulb Seal—a precision solid mechanism, spring-loaded door sweep, door bottom seal, and draft stopper.
• Surface and semi-mortised mount easy installation - all hardware included
• Effective Tight seal - Under door air seal effectively seals the bottom of your door, filling gaps up to 75"
• Automatic Functionality - The automatic door sweep feature, is designed to raise the rubber seal when the door is open and seal when the door is closed, Super convenient and easy Smooth open and close.
• High-quality Mechanism - Tested through 5 million trials