The Best Insulated Dog Door as Reviewed by Experts: Top-Rated & Hot Deal Today

Energy efficient structural foam molded plastic

Adjustable frame telescopes ¾-inch to 1 ¾-inch thickness

Innovative Double Vinyl Flap design creates energy efficient air pocket for maximum insulation

Optional Wall Kit, sold separately

Flap Size 9 3/4-inch by 17-inch

OPTIMIZE YOUR ENERGY BILL: By eliminating drafts in the winter and conserving air conditioning in the summer, PetSafe brand’s most energy-efficient pet door will protect your home in any climate

ENCOURAGE EXERCISE AND INDEPENDENCE: Give your cats and dogs freedom to go in or out without asking for your help to open the door—perfect for potty breaks or play time

3-FLAP INSULATION: Insulated to block 3 times more thermal energy than a standard pet door, and includes adjustable, flexible flaps with a magnetic seal to keep the weather outside where it belongs

BUILT TO LAST: Durable metal frame has reinforced aluminum corners and is built to handle multi-pet households; sturdy slide-in closing panel controls your pet’s access and keeps stray animals out

MULTIPLE SIZE OPTIONS: Medium for cats or dogs 1 - 40 lb; Large for dogs 1 - 100 lb; Extra Large for big dogs 12 - 220 lb

✔ FLEXIBLE INSTALLATION: A through wall pet door or cat door is perfect for an insulated dog house, dog kennel, or patio landing; Small, Medium, Large, and Extra Large size dog door for wall gives any sized pet a doggy door for ideal pet door use; includes secure locking cover; Black, White, and Tan color options. Pet door for wall allows pets to come and go; dog doors for large dogs can be hard to come by, but Endura offers doggy door for wall for big and small dogs alike to use with ease.

✔ SAVE ON YOUR ENERGY BILL: Award winning double flap dog doors and cat doors are designed for maximum energy efficiency even in the most extreme weather; doggie door for wall patented technology seals against 50 mph winds and resists temperatures as low as -40 degrees F. An XL dog door (extra large dog door), is great for larger breeds; the small size is perfect as a cat door for wall; pet doors for dogs free up your time playing doorman to them. No more pet accidents with dog door flap.

✔ EASY TRAINING FOR YOUR DOG OR CAT: Endura Flap wall mount dog door features a three-sided magnet design adjustable for training or for timid pets while providing the strength you need to keep the wind out. Dog door replacement flaps available to keep your dog door wall mount good as new; pet door replacement flap made with the same insulating material. Dog door in wall entry blends in with your home; extra large dog door extreme weather wall entry pet door; the best doggy door wall mount.

✔ INSTALLS RIGHT OUT OF THE BOX: Our simple to follow instructions walk you through an in wall dog door installation of the Endura pet doors for dogs wall entry model; we've included tips and tricks for each step, and a section for special wall situations; suitable for interior and exterior walls 2" – 8" thick. Don't spend a fortune on doggie door replacement flaps with a high-quality Enduraflap. Doggie doors for large dogs provide the exercise and enrichment your dog deserves.

✔ BE CONFIDENT IN YOUR PURCHASE: Endura Flap pet doors are Made in the USA, with a high quality aluminum frame and interior wall tunnel; the environmentally friendly flap is non-toxic and recyclable; replacement parts covered under lifetime warranty. The large dog door for wall has a telescoping tunnel to frame out your wall; works as a doggie door for brick wall or other exterior wall pet door with flexible installation. Insulated dog door keeps your energy bill low with maximum protection.

✔ SELF FRAMING ENDURA DOGGIE DOOR DESIGN: The flexible Endura Flap Pet Door for Door is perfect for exterior doors, interior doors, condo, dog house, dog kennel, dog doors, gates & ramps. It comes with simple instructions and sizes for extra small to extra large dogs or cats. For large dogs or small pets is suitable for interior and patio doors 1/2" to 1-3/4" thick. The Endura Flap is a perfect durable, thermo design for doggie door for door mounts.

✔ WORKS FOR ALL SIZED PETS: The Endura Flap Single Flap Dog Door is available in Small, Medium, Large, and XL pet door sizes that can accommodate a large dog or a small cat. Its small and large pet door magnets can be removed from the dog door flap on the Endura Door Mount Pet Door to accommodate smaller pets without sacrificing the signature Endura extreme weather dog door protection quality. White, Tan, and Black frame color options help match the doggie door to your home's aesthetics

✔ EASY USE AS DOG DOOR OR CAT DOOR: It's tall flap works well as an exterior cat or dog door. Endura dog door magnets have adjustable strength for training timid pets, while keeping the Endura Flap Dog Door sealed against 50 mph winds and resisting -40 degree F temperatures. Our insulated dog door Endura Flap design is more energy efficient than regular small to giant dog door products, making it a better weatherproof dog door than any another very durable plastic dog door design.

✔ IMPROVES QUALITY OF LIFE: A door with doggie door built in improves the life of both owner and pet. Pet doors for dogs and cats give freedom to come and go in a safe, secure way. A durable doggie door installation can give your pet the freedom to explore and use the bathroom without scratching the door. No need to invest in a electronic dog door when our Endura Flap doors for doors is one of the best dog door with magnetic flap product on the small and large dog door patio doggy door market.

✔ BE CONFIDENT IN YOUR PURCHASE: Endura Flap pet doors are Made in the USA, with a high quality aluminum frame and interior wall tunnel. The environmentally friendly flap in this solid dog door is non-toxic and recyclable. Replacement parts like our dog door replacement flaps are covered under lifetime dog door Endura warranty. Endura Flap pet door replacement flaps are available for all Endura doors, including the dog door for sliding door, the dog door for wall, and the window cat door.

ENERGY EFFICIENT: Unique three-flap system is rated 3.5 times more energy efficient than single flap doors

CENTER INSULATED FLAP: Perfect for hot and cold climates; keeps the warm and cool air inside your home

CONTROLLED ACCESS: Snap-on closing panel allows you to keep your pet from using the pet door; use a second closing panel (sold separately) on the outside for an additional layer of weather protection

MATCH YOUR DÉCOR: Paintable plastic frame allows you to match your door color. Frame Dimensions- 12 1/2 x 19 7/8 Inches. Cut Out- 11 3/8 x 19 Inches

EASY INSTALLATION: Includes detailed instructions, cutting template and installation hardware for an easy do-it-yourself project

PET SIZE: Recommended for pets up to 100 lb.; pet door flap opening measures 10.125 in. W x 16.25 in. H

EXPERIENCE: PetSafe brand has been an industry leading U.S. manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year

Designed for VINYL Sliding Patio Doors Only and is NOT INTERCHANGEABLE.

Height Adjusts From 76-3/4" To 78-1/2”. To ensure ordering correct height, measure flush at top track to the inside bottom track of your VINYL Sliding Patio Door frame.

White VINYL frame features Energy Efficient DUAL PANE tempered “Low-E” glass.

Extra Large size 10-1/4” x 15-3/4" flexible 3-part Double Wall LEXAN flap pet door with animal lock-out slide.

Includes everything needed for installation.

Need Assistance? E-mail Ideal Pet Products expert US-based customer care specialists seven days a week! Manufacturer Warranty does not apply to product purchased through Amazon Warehouse Deals or any used product sellers.

【SOLID ALUMINUM FRAME】Aluminum dog door double flaps inner frame 14.1'' x 23.6''inch and strong magnetics ensure maximum security for the home and tight seal. Durable flaps of ruff weather dog door with a short brush would keep dust away easily

【SAVING ENERGY&SECURITY】Weatherproof function of the dog door in the wall is achieved by a magnetic closure and UV-resistant flap. A locking panel is included in a large dog door, which can not only double protect the security of the home but also reduce heat transfer in rough weather

【MAXIMUM FREEDOM FOR PETS】Aluminum dog door gives your pets the independence to go outside on their own and simplify your life as a pet parent. Our large dog door comes with a slide-in panel and a locking system that would help you always stay in control

【EASY DIY INSTALLATION】Easy installation under the help of MAVRICFLEX aluminum large dog door detailed instructions even for the most “non-handy” person

【LIFETIME GUARANTEE】Customer satisfaction has always been our top priority. MAVRICFLEX offers lifetime free customer service. We will replace missing parts or broken parts of the aluminum dog doors caused by the manufacturer at no charge on your side

✔ FLEXIBLE INSTALLATION: A through wall pet door or cat door is perfect for an insulated dog house, dog kennel, or patio landing; Small, Medium, Large, and Extra Large size dog door for wall gives any sized pet a doggy door for ideal pet door use; includes secure locking cover; Black, White, and Tan color options. Pet door for wall allows pets to come and go; dog doors for large dogs can be hard to come by, but Endura offers doggy door for wall for big and small dogs alike to use with ease.

✔ SAVE ON YOUR ENERGY BILL: Award winning double flap dog doors and cat doors are designed for maximum energy efficiency even in the most extreme weather; doggie door for wall patented technology seals against 50 mph winds and resists temperatures as low as -40 degrees F. An XL dog door (extra large dog door), is great for larger breeds; the small size is perfect as a cat door for wall; pet doors for dogs free up your time playing doorman to them. No more pet accidents with dog door flap.

✔ EASY TRAINING FOR YOUR DOG OR CAT: Endura Flap wall mount dog door features a three-sided magnet design adjustable for training or for timid pets while providing the strength you need to keep the wind out. Dog door replacement flaps available to keep your dog door wall mount good as new; pet door replacement flap made with the same insulating material. Dog door in wall entry blends in with your home; extra large dog door extreme weather wall entry pet door; the best doggy door wall mount.

✔ INSTALLS RIGHT OUT OF THE BOX: Our simple to follow instructions walk you through an in wall dog door installation of the Endura pet doors for dogs wall entry model; we've included tips and tricks for each step, and a section for special wall situations; suitable for interior and exterior walls 2" – 8" thick. Don't spend a fortune on doggie door replacement flaps with a high-quality Enduraflap. Doggie doors for large dogs provide the exercise and enrichment your dog deserves.

✔ BE CONFIDENT IN YOUR PURCHASE: Endura Flap pet doors are Made in the USA, with a high quality aluminum frame and interior wall tunnel; the environmentally friendly flap is non-toxic and recyclable; replacement parts covered under lifetime warranty. The large dog door for wall has a telescoping tunnel to frame out your wall; works as a doggie door for brick wall or other exterior wall pet door with flexible installation. Insulated dog door keeps your energy bill low with maximum protection.

✔ FLEXIBLE INSTALLATION: A through wall pet door or cat door is perfect for an insulated dog house, dog kennel, or patio landing; Small, Medium, Large, and Extra Large size dog door for wall gives any sized pet a doggy door for ideal pet door use; includes secure locking cover; Black, White, and Tan color options. Pet door for wall allows pets to come and go; dog doors for large dogs can be hard to come by, but Endura offers doggy door for wall for big and small dogs alike to use with ease.

✔ SAVE ON YOUR ENERGY BILL: Award winning double flap dog doors and cat doors are designed for maximum energy efficiency even in the most extreme weather; doggie door for wall patented technology seals against 50 mph winds and resists temperatures as low as -40 degrees F. An XL dog door (extra large dog door), is great for larger breeds; the small size is perfect as a cat door for wall; pet doors for dogs free up your time playing doorman to them. No more pet accidents with dog door flap.

✔ EASY TRAINING FOR YOUR DOG OR CAT: Endura Flap wall mount dog door features a three-sided magnet design adjustable for training or for timid pets while providing the strength you need to keep the wind out. Dog door replacement flaps available to keep your dog door wall mount good as new; pet door replacement flap made with the same insulating material. Dog door in wall entry blends in with your home; extra large dog door extreme weather wall entry pet door; the best doggy door wall mount.

✔ INSTALLS RIGHT OUT OF THE BOX: Our simple to follow instructions walk you through an in wall dog door installation of the Endura pet doors for dogs wall entry model; we've included tips and tricks for each step, and a section for special wall situations; suitable for interior and exterior walls 2" – 8" thick. Don't spend a fortune on doggie door replacement flaps with a high-quality Enduraflap. Doggie doors for large dogs provide the exercise and enrichment your dog deserves.

✔ BE CONFIDENT IN YOUR PURCHASE: Endura Flap pet doors are Made in the USA, with a high quality aluminum frame and interior wall tunnel; the environmentally friendly flap is non-toxic and recyclable; replacement parts covered under lifetime warranty. The large dog door for wall has a telescoping tunnel to frame out your wall; works as a doggie door for brick wall or other exterior wall pet door with flexible installation. Insulated dog door keeps your energy bill low with maximum protection.

【ROBUST CONSTRUCTION】Prime aluminum frame with the 17’’x11’’yellowing-resistant flap of XL dog door guarantees great security for the home. All of our materials on heavy-duty dog doors are tested by US and EU quality standards

【SAVING ENERGY&SECURITY】Weatherproof function of the dog door in the wall is achieved by a magnetic closure and UV-resistant flap. A locking panel is included in a large dog door, which can not only double protect the security of the home but also reduce heat transfer in rough weather

【MAXIMUM FREEDOM FOR PETS】Aluminum dog door gives your pets the independence to go outside on their own and simplify your life as a pet parent. Our large dog door comes with a slide-in panel and a locking system that would help you always stay in control

【EASY DIY INSTALLATION】Easy installation under the help of MAVRICFLEX aluminum large dog door detailed instructions even for the most “non-handy” person

【LIFETIME GUARANTEE】Customer satisfaction has always been our top priority. MAVRICFLEX offers lifetime free customer service. We will replace missing parts or broken parts of the aluminum dog doors caused by the manufacturer at no charge on your side