Duraflex Heavy Duty Dog Door - Large Receivers Wind blowing against the flap

Wind blowing against the flap must work against all magnets to open it requiring a great deal of force

Unlike other electronic dog doors that claim to be automatic the POWER PET ® door doesn't just unlock when your pet approaches

Finished with a tough industrial coat paint and stainless steel hardware

You also get the unparalleled quality of a Power Pet patio door including heavy duty aluminum construction

You can also purchase an optional rechargeable battery that will power your door in the case of a power outage

Duraflex Heavy Duty Dog Door - Large Receivers Wind blowing against the flapDuraflex: A Revolution in Pet Door Design & Quality! Your pet deserves the best and so does your home! ! Premium Duraflex Pet Doors give you the highest quality, toughest, best sealed pet doors on Earth! Patented Duraflex Heavy Duty doors are 100% air tight and withstand winds up to 50 mph! These doors use patented technology with rare earth magnets embedded along the entire periphery of our unique wide flange flap. Mating magnets in the frame are