Endura Flap Double Flap Door Mount Pet Door
Best energy-efficient pet door for extreme cold or hot weather Fits interior and exterior doors 1-5/8" to 2-3/8" thick Weatherproof double flap design ideal for strong winds and harsh climates Flexible flap withstands temperatures from -40°F to 110°F Secure steel-grade locking cover included for blocking access when needed; can be used on interior or exterior Taller, narrower flap design suits multi-pet households, accommodating pets of varying sizes High quality pet door: Double flap door mount pet door providing energy efficiency and weather resistance Versatile installation: Compatible with solid core doors, hollow core doors, metal doors, and storm doors 1-5/8" - 2-3/8" thick Superior insulation: 7/8" thick flap with a complete magnetic seal to resist winds up to 50mph Wide range of sizes: Four sizes available, from small for cats to extra large for large dogs, accommodating most breeds Lifetime Warranty: Backed by a Lifetime Warranty and Easy 90-Day Returns for peace