Aluminum Large Dog Door with 2 Sliding Lock Panels - Rugged, Secure

In this review the reviewer finds the Aluminum Large Dog Door with 2 Sliding Lock Panels to be a practical choice for households with medium to large dogs; it best suits owners who need a durable, weather-resistant door that keeps drafts and unwanted visitors out. The single biggest reason to buy is its sturdy aluminum construction combined with adjustable double locking panels and magnetic flaps that provide a tighter seal and improved protection in rough weather. Installation is straightforward for most paneled, wood, PVC, or metal doors of common thickness.

Key Features

• Flexible fit: The expanding tunnel accommodates doors 1 3/8' to 2 1/8' thick so it fits a wide range of door types without custom framing.
• Large flap opening: The 11 1/8' W x 16 1/4' H flap gives most medium and large dogs a clear, comfortable passageway.
• Rugged construction: Sturdy aluminum materials resist chewing and hold up to active dogs for longer service life.
• Double locking panels: Two adjustable sliding panels allow the owner to control access and reduce heat transfer during cold or hot weather.
• Magnetic flaps: Magnetic seals on the flap help the door reset quickly and maintain a tighter closure against drafts and insects.
• Easy installation: A cutting template, step-by-step guide, and included hardware simplify fitting the unit into compatible doors.

Who It's For

This dog door is best for owners of medium to large dogs up to about 80 lbs who want a robust, metal option that resists chewing and stands up to regular use. It is particularly well suited for homes with standard paneled, wood, PVC, or metal doors within the 1 3/8' to 2 1/8' thickness range and for people who value the extra security of sliding locking panels.

It is less appropriate for those who need a door for very thin or very thick custom doors outside the quoted range, or for owners who want a soft plastic-only flap without metal framing. Buyers who are uncomfortable with basic cutting and installation should consider professional help, especially for hollow doors where rivets are recommended.

Pros & Cons

Pros

• Strong aluminum frame provides durable, chew-resistant protection and a neat appearance.
• Double sliding locks give flexible control over pet access and help reduce heat loss.
• Magnetic flaps improve sealing and let the flap reset quickly after use.
• Included template and hardware make installation manageable for most DIYers.

Cons

• Slideability of some components has mixed feedback, so users may need to adjust tracks or hardware for smooth motion.
• Hollow doors may require a rivet tool for the most secure fit, adding a step to installation.

Specifications

Brand	MAVRICPOWER
Flap opening	11 1/8' W x 16 1/4' H
Door thickness fit	1 3/8' to 2 1/8'
Material	Rugged sturdy aluminum
Locking type	Two adjustable sliding locking panels
Sealing	Magnetic flap for tighter closure
Included	Cutting template, installation guide, self-tapping screws and rivets

Our Verdict

This aluminum dog door is a solid, value-minded option for owners of medium to large dogs who need durability and weather protection. The combination of a wide flap, magnetic seals, and double sliding locks makes it a practical long-term solution for secure pet access, though a rivet tool and minor adjustments may be needed for hollow or tricky doors.

Frequently Asked Questions

Will this fit my door?
The unit fits doors between 1 3/8' and 2 1/8' thick and is suitable for paneled, wood, PVC, and metal doors; measure thickness before purchase.

Can the locks prevent drafts?
Yes, the two adjustable locking panels reduce heat transfer when closed and the magnetic flap improves the seal against drafts.

Is installation difficult?
Installation is straightforward with the provided template and hardware, but a rivet tool is recommended for secure mounting on hollow doors.