Medium Replacement Door Panel CAT DOORS The moving door panel is

The moving door panel is made of bullet-proof polycarbonate (sometimes called Lexan)

High strength

Air tight sealing is accomplished by a matrix of rare earth magnets to individually align each flap segment to compress the seals

Armor Flex® Low-E Patio Pet Doors

while providing vertical flexibility so your pet can easily and safely pass through the opening

Medium Replacement Door Panel CAT DOORS The moving door panel isReplacement Door Panel for Medium Power Pet Door No Need to Buy a New Unit Don't let your cherished pet be without the freedom of its Power Pet door if your out of warranty door panel wears out. No need to buy a whole new Power Pet unit. Just buy this replacement door panel and your Power Pet Door will be as good as new!