Large Pet Door 20.55" L x 13.82" W x 3.02" H Steel 1 Piece Dog Door White Triple Magnetic Flap Metal Frame Weatherproof for Exterior Doors

This large pet door features a full metal frame with three magnetic flaps for superior weather sealing. The reinforced magnetic closure helps the flap sit flush, limiting drafts, rain, dust and small unwanted visitors from entering. Designed for frequent daily use with a sturdy metal construction that lasts. Suitable for exterior doors.