Overview Meet PETCOMING’s All Aluminum Dog Door with a 3-flap design

Crafted from a aluminum alloy frame, its white finish brings a clean, modern look to doors while delivering standout durability and rust resistance

The door pairs a practical triple-flap system with a dedicated insulation flap, aiming to reduce drafts and help maintain interior warmth

This is a thoughtful upgrade for homes with active pets who want convenient access without compromising comfort or security

Designed for bigger canine companions, the opening measures 18

7 by 9

92 inches and supports dogs up to 110 pounds

The installation is versatile, with adjustable channels that fit door or wall thickness from 1

26 to 2

08 inches, making it compatible with a wide range of entryways

Key Benefits All-Aluminum Frame : A sturdy, rust-resistant build that resists deformation and wear, maintaining a neat look over time

Insulated Triple-Flap System : Three flaps, including an insulation layer, help reduce cold drafts while your dog comes and goes

Secure Closure : A dedicated closing panel and a robust aluminum lock peace of mind when you’re away

Sealing and Cleanliness : Magnetic strips on the flaps and dust strips on the frame minimize dust intrusion and insect entry

-World Scenarios for households with large dogs that insist on frequent yard access, yet value energy efficiency

I for doors exposed to wind or cold climates where draft control matters without sacrificing pet convenience

Great for multi-pet homes or setups where you want to limit outdoor access during certain hours

Installation and Use Out of the box, PETCOMING provides a guide video and a user manual to support a quick setup

Before you start, verify that your door or wall thickness falls within the 1

26–2

08 inch range and that the 18

7 x 9

92 inch opening accommodates your dog’s size comfortably

The combination of a durable frame, secure lock, and easy-to-follow installation steps helps you get your pet outdoors with confidence, while keeping your home secure when you’re away

FAQ Q: Is this dog door suitable for both doors and walls

A: Yes—adjustable channels fit door or wall thickness from 1

26 to 2

08 inches

Q: Does it include a locking panel for security

A: Yes, it comes with a closing panel and a sturdy aluminum lock for added security