Patio Pacific Endura Flap Pet Door, Door Mount, Extra Large Single flap - 12"w x 23"h, White Frame

Extreme Performance Pet Door and Keeps Your Home Sealed from the Outdoor Elements: Designed for extra large dogs; Self-Framing for all doors; Beefy aluminum frame construction; Sturdy Locking Cover; High Aspect Ratio design; Provision to add magnets; Environmentally friendly 'Green' flap material