Aluminum Dog Door 3 Flaps White Medium Doggy Door 18" x 12" Heavy Duty Doggie Door for Door Metal Pet Door with Lockable Sliding Panel, 1 Insulation Flap and Telescoping Tunnel, for Dogs up to 45lb
Aluminum Dog Door 3 Flaps White Medium Doggy Door 18" x 12" Heavy Duty Doggie Door for Door Metal Pet Door with Lockable Sliding Panel, 1 Insulation Flap and Telescoping Tunnel, for Dogs up to 45lb
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Aluminum Dog Door 3 Flaps White Medium Doggy Door 18" x 12" Heavy Duty Doggie Door for Door Metal Pet Door with Lockable Sliding Panel, 1 Insulation Flap and Telescoping Tunnel, for Dogs up to 45lb

|6 ratings

Key item features

  • New Insulation Flap + 2 Flaps: This aluminum dog door adds an insulation flap among 2 flaps to insulate against cold air outdoor and improves warmth performance. In the meantime, the magnetic strips equipped on the double flaps and the dust strips on the frame can enhance sealing and effectively prevent the dust, and insects.
  • High-Quality Material: This doggy door for door is made of selected high-quality aluminum alloy, which significantly improves its sturdiness. Compared with other metal dog doors, it's more durable and has stronger structural stability, excellent resistance to deformation, rust and corrosion, and the paint does not flake off.
  • Ensure Your Dog's Home Security: Our well-designed doggie door is equipped with a closing panel and sturdy aluminum security lock, which provides excellent durability and resistance to damage. Simply slide and lock the door panel when you are away from home to provide your dog with reliable security and prevent him from going out without permission.
  • Dog Door Size Details: Equipped with a spacious 14.4 x 8.4 inches flap opening, this heavy duty doggie door is suitable for medium dogs weighing up to 45 pounds. Its design includes adjustable channels that can perfectly fit door or wall with a thickness between 1.26 and 2.08 inches.
  • Easy to Install: Our pet doors for dogs is suitable for installation on a variety of interior and exterior wood doors, and the installation process is simple and easy. Simply follow the installation steps to install the dog door, you can easily complete the installation, do not need to worry about complex installation instructions.
Current price is Now $71.98
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was $104.99
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Columbus, 43215
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Sold by POSGEE
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4.222222222222222 stars out of 5, based on 19 seller reviews(4.2)
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5 out of 5 stars
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Showing 1-2 of 2 reviews

Apr 21, 2026
Michelle
Top Reviewer
Item details
Color: White
Pet size: Medium
Sold byPOSGEEDelivered byWalmart
5 out of 5 stars review

Verified Purchase

Aluminum well made dog door

Made incredibly well, The instructions are pictured and written well. The door has a well insulated flap in between the outer and inner flap that moves easily for your pets. It includes gloves, a cutting template, tools and alert stickers that you have pets inside your home. This door has a closing panel also , that can be locked when your not home to give you extra security. I'm very satisfied with this pet door.

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Apr 13, 2026
judy
Top Reviewer
Item details
Color: Black
Pet size: Medium
Sold byPOSGEEDelivered byWalmart
5 out of 5 stars review

Verified Purchase

Very good purchase

This is A very good door very sturdy it has 3 flaps and a very nice locking mechanism on it I've bought several over 5 I know and this is by far the best

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