Heavy Duty Dog Door for Wall, Large Doggie Door with 2 Black Closing Panels and 2 Additional Replacement Panels

Decormax Heavy Duty Dog Door for Wall, Energy Efficient Doggie Door with Aluminum Frame, Telescoping Tunnel, Double Magnetic Flaps Two Sliding Lock Panels and 2 Additional Replacement Panels, Easy to Install, Black, Large

• 【Dog Door for Wall Only】Suitable for pet owners who want to install dog doors on the wall. Dogs can enter and leave freely, and can also arrange their own schedule independently.
• 【Weatherproof Design】The multiple protection of the double flaps and 2 sliding lock panels are enough to withstand extreme weather. The bottom of the flap is magnetically strengthened to seal more tightly and save energy.
• 【Durable and Easy to Install】The dog door is made of durable aluminum alloy. Integrated telescoping, cutting template, and detailed installation instructions save installation time.
• 【Dimensions and Stretching Ranges】The dog door with the telescopic tunnel is suitable for 3 9/10-7 7/8 inch thick walls. The outer frame size of L is 20 1/3" * 14 1/3", flap opening is 16 1/2" * 11", which is suitable for dogs under 110 pounds.
• 【ABS Panels】Made of strong, lightweight ABS plastic that resists cracking, warping, and fading—built for year-round reliability. Large: 11 5/8" * 18 3/4".