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Upgrade your pet's freedom with the X-Large Heavy Duty Dog Door from the renowned Gun Dog House Door Company. This innovative product is designed specifically for large breeds, making it the perfect big dog door, extra large dog door, or even a Great Dane dog door. Our product stands out in the market as the only two-way dog door equipped with "special" heavy-duty spring-loaded hinges, ensuring a positive weather seal. This feature protects your home from extreme weather conditions, making it the best dog door for wall installation.

The functionality of this large dog door is unparalleled. When your dog ventures out, the entire assembly of the dog door swings open around the mounting bar's hinges. On your dog's return, the frame stays in place while the sturdy acrylic panel moves through the wall or door, allowing your canine back inside. This mechanism is facilitated by secure hinges attached to the panel, ensuring a smooth entry and exit for your canine companion.

The X-Large Heavy Duty Dog Door is not just robust, but also designed to be resilient. The chew-proof materials used in its construction promise durability and longevity. Moreover, it is designed for easy installation and can comfortably accommodate dogs weighing up to 200 lbs.

One of the unique selling points of the Gun Dog House Door Company's X-Large Heavy Duty Dog Door is its commitment to energy conservation. The door's durable construction and efficient design minimize heat loss, keeping your home cozy and your energy bills low.

In short, the X-Large Heavy Duty Dog Door is more than just a convenience for your pet; it is an investment in your home's comfort and efficiency. Make the upgrade today and experience the difference firsthand.

Chew Proof / Indestructible -

Developed by a Gun Dog Kennel owner/retriever trainer, Black lab tested for more than 20 years.

Energy Conservation / Insect Protection -

This door closes tighter than all other kennel doors due to the heavy-duty spring hinges specially designed for commercial use and abuse.

Easy To Install -

Only two 1-1/2-inch screws are needed.

The 16-1/2" x 25-1/2" opening of the Big Dog Door fits dogs that are up to 200 lbs!


Dog Door Opening - 18" x 28" (Fits dogs up to 200 lbs)

Cut Opening (wall or door) - 16 1/2" x 25 1/2"


* Frame: 3/16" heavy duty welded aluminum.
* Door: ¼” Clear Acrylic Chew-Proof Panel
* Hinges: 2 pair extra strong hinges.
* Weight: 7.5 lbs. (Big Dog Door)


Easy to Install Dog Doors for Big Dogs:

*Dog Door for Large Dogs with Hardware Included: Only 2 Screws Needed
*Rough Opening required: 16-1/2” x 25-1/2” (Note: if you're using the Gun Dog House Door Trim Kit, you must follow that recommended opening size of 17-1/4" x 26-1/4")

Where to create the Opening:

*Measure the distance from the ground to the lowest part of the dog's chest
*Subtract 2"
*This is where the opening will start and go up 25-1/2" from that spot OR determine the height off the ground given a 25-1/2" opening where your dog will not have to duck down or jump over to use the door.

Special Warranty "Lifetime Warranty" -

GUN DOG HOUSE DOOR COMPANY warrants this product to be free of defects for the life of your dog. (That includes chewing!)

Made in the USA
  • Weather Tight
  • Chew Proof
  • Indestructible
  • Energy Efficient
  • Easy to Install
  • Fits Dogs up to 200 lbs

Customer Reviews

This item hasn't been reviewed yet

Big Heavy Duty Dog Door, X-Large Q&A

What is the weight limit for the X-Large Heavy Duty Dog Door?
The X-Large Heavy Duty Dog Door can accommodate dogs up to 200 lbs
Is the door's material chew-proof?
Yes, the clear acrylic panel is designed to be chew-proof
What are the dimensions of the dog door opening?
The dog door opening measures 18 x 28 inches
How many hinges are included for the door?
There are 2 pairs of extra strong hinges included
What is the weight of the Big Dog Door?
The Big Dog Door weighs 7.5 lbs
Is the dog door energy efficient?
Yes, due to the heavy-duty spring hinges, the door closes tightly which helps to conserve energy
Does this door help protect against insects?
Yes, the tight closing feature of the door helps keep insects out
What dimensions are needed for the rough opening?
A 16-1/2 x 25-1/2-inch rough opening is needed for installation
What material is the frame made of?
The frame is made of 3/16-inch heavy-duty welded aluminum
What are the installation guidelines?
Measure the distance from the ground to the lowest part of your dog's chest, subtract 2 inches, and start the rough opening at that height

Item Specifications

TypeBig Heavy Duty Dog Door, X-Large
Two-Way DoorYes
Spring-Loaded HingesYes, provides positive weather seal
Chew Proof/IndestructibleYes, tested for more than 20 years
Energy ConservationYes, closes tighter than other doors
Insect ProtectionYes
Easy to InstallYes, only two 1-1/2-inch screws needed
Dog Weight LimitFits dogs up to 200 lbs
Door Opening Dimensions18" x 28"
Cut Opening Dimensions16 1/2" x 25 1/2"
Frame Material3/16" heavy duty welded aluminum
Door Material¼" Clear Acrylic Chew-Proof Panel
Hinges2 pair extra strong hinges
Weight7.5 lbs. (Big Dog Door)
Installation GuidelinesMeasure distance from ground to dog's chest, subtract 2" for opening
WarrantyLifetime Warranty - Free of defects for the life of your dog (including chewing)
Made inUSA
BrandGun Dog House Door Company
CategoryDog Doors / Accessories
Popular SearchesBest dog door, big dog door, extra large dog door, heavy duty kennel door

Discover the X-Large Heavy Duty Dog Door for Dogs up to 200 lbs

Are you looking for a durable, reliable, and convenient solution for your large dog? Our X-Large Heavy Duty Dog Door is designed for dogs up to 200lbs, ensuring easy access for your beloved canine at all times.

The unique two-way door features special heavy-duty spring-loaded hinges for a secure and tight closure, maximizing energy conservation and insect protection. No more worrying about drafts or bugs entering your home!

Developed by a Gun Dog Kennel owner and retriever trainer, our door has been Black lab tested for over 20 years, proving its resilience against even the most determined chewers. Rest easy knowing your dog's entrance is chew-proof and keeps your home safe from damage.

Installing the door is a breeze, requiring only two 1-1/2 inch screws. The 16-1/2 x 25-1/2-inch rough opening accommodates dogs up to 200lbs and can be easily customized to suit your specific needs. The dog door dimensions are 18 x 28 inches, the perfect size for your big dog.

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