Photo 1 of 3-Flap Dog Door, All Aluminum Alloy Large Doggy Doggie Door for Wall, Telescoping Tunnel, Heavy Duty Pet Door for Dogs, Insulation Layer, 2 Magnetic Flaps, Closing Panel, Pets Up to 45 LB

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Photo 1 of 3-Flap Dog Door, All Aluminum Alloy Large Doggy Doggie Door for Wall, Telescoping Tunnel, Heavy Duty Pet Door for Dogs, Insulation Layer, 2 Magnetic Flaps, Closing Panel, Pets Up to 45 LB Photo 2 of 3-Flap Dog Door, All Aluminum Alloy Large Doggy Doggie Door for Wall, Telescoping Tunnel, Heavy Duty Pet Door for Dogs, Insulation Layer, 2 Magnetic Flaps, Closing Panel, Pets Up to 45 LB