Best Endura Flap in 2026

✔ 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. 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.

✔ 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.

✔ 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.

✔ 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.

DURABLE & WEATHER RESISTANT: The Endura Flap single flap pet door is designed with a high-quality aluminum frame and an insulated flap that remains flexible in extreme temperatures, providing excellent weather resistance and energy efficiency for your home; small flap measure 6" x 10" and is suitable for pets up to 14" tall

VERSATILE INSTALLATION: our pet door is suitable for a wide range of doors, including solid core, hollow core, metal, and storm doors, and is available in four sizes to accommodate pets of all sizes; double flap pet door is designed to fit doors between 1-3/4" to 2-1/4" thick

EASY INSTALLATION & SECURE LOCKING: the pet door comes with easy-to-follow instructions and a heavy-duty locking cover, strong as 1/16" steel sheet, ensuring secure closure when not in use; ideal for interior and exterior door installations

ENERGY-EFFICIENT & WEATHERPROOF: Endura Flap pet door for walls features a single-flap design for optimum insulation in temperate climates, reducing energy costs and providing a comfortable indoor environment, regardless of the outdoor climate; its wind-resistant capabilities ensure a secure seal, tested to stop winds up to 50mph; medium flap measures 8" x 15" and is suitable for pets up to 22" tall

DURABLE AND LONG-LASTING: crafted with a robust aluminum frame and a highly-engineered polyolefin polymer flap, this pet door is designed to withstand various weather conditions and remain functional for years, providing a reliable solution for your pet's access to the outdoors; flap remains flexible and functional in extreme weather as low as -40 degrees

VERSATILE WALL MOUNTING: compatible with walls ranging from 2" to 7-3/4" thick, the Endura Flap Pet Door can be installed in diverse wall types, making it suitable for different households; its narrow and tall design accommodates both large and small pets, ensuring their comfort while using the door

DURABLE & WEATHER RESISTANT: The Endura Flap single flap pet door is designed with a high-quality aluminum frame and an insulated flap that remains flexible in extreme temperatures, providing excellent weather resistance and energy efficiency for your home; XL flap measure 12" x 23" and is suitable for pets up to 36" tall

VERSATILE INSTALLATION: our pet door is suitable for a wide range of doors, including solid core, hollow core, metal, and storm doors, and is available in four sizes to accommodate pets of all sizes; single flap pet door is designed to fit doors between 1-1/8" to 1-3/4" thick

EASY INSTALLATION & SECURE LOCKING: the pet door comes with easy-to-follow instructions and a heavy-duty locking cover, strong as 1/16" steel sheet, ensuring secure closure when not in use; ideal for interior and exterior door installations

DURABLE & WEATHER RESISTANT: the Endura Flap E2 double flap pet door is designed with a high-quality aluminum frame and an insulated flap that remains flexible in extreme temperatures, providing excellent weather resistance and energy efficiency for your home; large flap measure 10" x 18" and is suitable for pets up to 27" tall

VERSATILE INSTALLATION: our pet door is suitable for a wide range of doors, including solid core, hollow core, metal, and storm doors, and is available in four sizes to accommodate pets of all sizes; pet door is designed to fit doors between 1-3/4" to 2-1/4" thick

EASY INSTALLATION & SECURE LOCKING: The pet door comes with easy-to-follow instructions and a heavy-duty locking cover, strong as 1/16" steel sheet, ensuring secure closure when not in use; ideal for interior and exterior door installations

✔ 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. 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.

ENERGY-EFFICIENT & WEATHERPROOF: Endura Flap pet door for walls boasts a double-flap design for optimal insulation, reducing energy costs and providing a comfortable indoor environment, regardless of the outdoor climate; its wind-resistant capabilities ensure a secure seal, tested to stop winds up to 50mph; large flap measures 10" x 18" and is suitable for pets up to 27" tall

✔ 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.

✔ 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. 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.

ENERGY-EFFICIENT & WEATHERPROOF: Endura Flap pet door for walls boasts a double-flap design for optimal insulation, reducing energy costs and providing a comfortable indoor environment, regardless of the outdoor climate; its wind-resistant capabilities ensure a secure seal, tested to stop winds up to 50mph; small flap measures 6" x 10" and is suitable for pets up to 14" tall

DURABLE AND LONG-LASTING: crafted with a robust aluminum frame and a highly-engineered polyolefin polymer flap, this pet door is designed to withstand various weather conditions and remain functional for years, providing a reliable solution for your pet's access to the outdoors; flap remains flexible and functional in extreme weather as low as -40 degrees

VERSATILE WALL MOUNTING: compatible with walls ranging from 2" to 7-3/4" thick, the Endura Flap Pet Door can be installed in diverse wall types, making it suitable for different households; its narrow and tall design accommodates both large and small pets, ensuring their comfort while using the door

ENERGY-EFFICIENT & WEATHERPROOF: Endura Flap pet door for walls features a single-flap design for optimum insulation in temperate climates, reducing energy costs and providing a comfortable indoor environment, regardless of the outdoor climate; its wind-resistant capabilities ensure a secure seal, tested to stop winds up to 50mph; large flap measures 10" x 19" and is suitable for pets up to 28" tall

✔ 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.

✔ 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. 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.

✔ 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. 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.

✔ FLAP SIZES… Multiple flap sizes: Small 6"w x 11"h; Medium 8"w x 15"h; Large 10"w x 19"h; and XL 12"w x 23"h. Small and Medium panels ship with a 3" stepover (adjustable to 5"). The Large and XL panels ship with a 5" stepover (adjustable down to 3" or up to 7"). Maximum pet height by flap size: Small 15"; Medium 21"; Large 27"; and XL 34". Includes locking cover as strong as 1/16 inch sheet of steel to control pet's exit or entrance and secure your home.

✔ SLIDER WIDTHS & HEIGHTS... All require a track at least 1" thick (thicker tracks may need shimming). The opening for people to use will be reduced by the following widths: Small flap panels 10 3/16"; Medium flap panels 12 1/4"; Large flap panels are 14 1/4"; and XL flap panels 16 5/16". Height ranges determined by measuring from lowest point of lower track to highest point in upper track. If your panel is a little to tall to fit in slider opening, you can trim up to 3/4" off the top flange.

✔ STRONG ALUMINIUM FRAME AND LoE GLASS… Magnetically sealed dual layer pet-safe flap, energy efficient LoE glass, and surrounded by heavy duty metal to be long-lasting and robust.

✔ FLAP SIZES… Multiple flap sizes: Small 6"w x 11"h; Medium 8"w x 15"h; Large 10"w x 19"h; and XL 12"w x 23"h. Small and Medium panels ship with a 3" stepover (adjustable to 5"). The Large and XL panels ship with a 5" stepover (adjustable down to 3" or up to 7"). Maximum pet height by flap size: Small 15"; Medium 21"; Large 27"; and XL 34". Includes locking cover as strong as 1/16 inch sheet of steel to control pet's exit or entrance and secure your home.

✔ SLIDER WIDTHS & HEIGHTS... All require a track at least 1" thick (thicker tracks may need shimming). The opening for people to use will be reduced by the following widths: Small flap panels 10 3/16"; Medium flap panels 12 1/4"; Large flap panels are 14 1/4"; and XL flap panels 16 5/16". Height ranges determined by measuring from lowest point of lower track to highest point in upper track. If your panel is a little to tall to fit in slider opening, you can trim up to 3/4" off the top flange.

✔ STRONG ALUMINIUM FRAME AND LoE GLASS… Magnetically sealed dual layer pet-safe flap, energy efficient LoE glass, and surrounded by heavy duty metal to be long-lasting and robust.

✔ FLAP SIZES… Multiple flap sizes: Small 6"w x 11"h; Medium 8"w x 15"h; Large 10"w x 19"h; and XL 12"w x 23"h. Small and Medium panels ship with a 3" stepover (adjustable to 5"). The Large and XL panels ship with a 5" stepover (adjustable down to 3" or up to 7"). Maximum pet height by flap size: Small 15"; Medium 21"; Large 27"; and XL 34". Includes locking cover as strong as 1/16 inch sheet of steel to control pet's exit or entrance and secure your home.

✔ SLIDER WIDTHS & HEIGHTS... All require a track at least 1" thick (thicker tracks may need shimming). The opening for people to use will be reduced by the following widths: Small flap panels 10 3/16"; Medium flap panels 12 1/4"; Large flap panels are 14 1/4"; and XL flap panels 16 5/16". Height ranges determined by measuring from lowest point of lower track to highest point in upper track. If your panel is a little to tall to fit in slider opening, you can trim up to 3/4" off the top flange.

✔ STRONG ALUMINIUM FRAME AND LoE GLASS… Magnetically sealed dual layer pet-safe flap, energy efficient LoE glass, and surrounded by heavy duty metal to be long-lasting and robust.

✔ FLAP SIZES… Multiple flap sizes: Small 6"w x 11"h; Medium 8"w x 15"h; Large 10"w x 19"h; and XL 12"w x 23"h. Small and Medium panels ship with a 3" stepover (adjustable to 5"). The Large and XL panels ship with a 5" stepover (adjustable down to 3" or up to 7"). Maximum pet height by flap size: Small 15"; Medium 21"; Large 27"; and XL 34". Includes locking cover as strong as 1/16 inch sheet of steel to control pet's exit or entrance and secure your home.

✔ SLIDER WIDTHS & HEIGHTS... All require a track at least 1" thick (thicker tracks may need shimming). The opening for people to use will be reduced by the following widths: Small flap panels 10 3/16"; Medium flap panels 12 1/4"; Large flap panels are 14 1/4"; and XL flap panels 16 5/16". Height ranges determined by measuring from lowest point of lower track to highest point in upper track. If your panel is a little to tall to fit in slider opening, you can trim up to 3/4" off the top flange.

✔ STRONG ALUMINIUM FRAME AND LoE GLASS… Magnetically sealed dual layer pet-safe flap, energy efficient LoE glass, and surrounded by heavy duty metal to be long-lasting and robust.

HEAVY DUTY ENERGY EFFICIENCY: Endura Flap thermo panel features an energy-efficient design with LoE glass, magnetic sealing dual-layer flap, and heavy-duty aluminum frame, providing excellent insulation and durability for pet owners; large flap measures 10" x 19" and is suitable for pets up to 27" tall

DESIGNED FOR SLIDING GLASS DOORS: the pet door secures into the track of your existing sliding glass door, requiring a track width of at least 1"; large pet door will require up to 14-1/4" width in your slider, allowing you to continue using your sliding glass door normally

VERSATILE INSTALLATION: available in 3 different height ranges, with a sliding installation mechanism to accommodate various door models, the thermo panel is quick and easy to install, ideal for renters and vacation homes without requiring the need for permanent installation

HEAVY DUTY ENERGY EFFICIENCY: Endura Flap thermo panel features an energy-efficient design with LoE glass, magnetic sealing dual-layer flap, and heavy-duty aluminum frame, providing excellent insulation and durability for pet owners; large flap measures 10" x 19" and is suitable for pets up to 27" tall

DESIGNED FOR SLIDING GLASS DOORS: the pet door secures into the track of your existing sliding glass door, requiring a track width of at least 1"; large pet door will require up to 14-1/4" width in your slider, allowing you to continue using your sliding glass door normally

VERSATILE INSTALLATION: available in 3 different height ranges, with a sliding installation mechanism to accommodate various door models, the thermo panel is quick and easy to install, ideal for renters and vacation homes without requiring the need for permanent installation

ENERGY-EFFICIENT & WEATHERPROOF: Endura Flap pet door for walls boasts a double-flap design for optimal insulation, reducing energy costs and providing a comfortable indoor environment, regardless of the outdoor climate; its wind-resistant capabilities ensure a secure seal, tested to stop winds up to 50mph; medium flap measures 8" x 14" and is suitable for pets up to 21" tall

✔ 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.

SEAMLESS INSTALL: the Endura Flap pet door for vinyl sliders is designed for 'U' shaped tracks of at least 1-1/2" width; engineered for optimal insulation and energy efficiency to provide freedom for your pet while preserving your energy bills; small flap measures 10" x 19" and is suitable for pets up to 27" tall

MAXIMUM ENERGY EFFICIENCY: enhance your home's energy efficiency with our insulated pet door, featuring LoE glass to reduce UV rays and infrared light; the durable and flexible flap remains functional even in -40 degree temperatures, providing your pet with easy access to the outdoors

EASY INSTALLATION: experience how simple it is to install and remove our pet door with the adjustable top and spring-loaded design, allowing for a fast, secure fit in your sliding glass door track; the white vinyl frame complements most interior designs and provides a stylish addition to your home

SEAMLESS INSTALL: the Endura Flap pet door for vinyl sliders is designed for 'U' shaped tracks of at least 1-1/2" width; engineered for optimal insulation and energy efficiency to provide freedom for your pet while preserving your energy bills; small flap measures 8" x 15" and is suitable for pets up to 21" tall

MAXIMUM ENERGY EFFICIENCY: enhance your home's energy efficiency with our insulated pet door, featuring LoE glass to reduce UV rays and infrared light; the durable and flexible flap remains functional even in -40 degree temperatures, providing your pet with easy access to the outdoors

EASY INSTALLATION: experience how simple it is to install and remove our pet door with the adjustable top and spring-loaded design, allowing for a fast, secure fit in your sliding glass door track; the white vinyl frame complements most interior designs and provides a stylish addition to your home

HEAVY DUTY ENERGY EFFICIENCY: Endura Flap thermo panel features an energy-efficient design with LoE glass, magnetic sealing dual-layer flap, and heavy-duty aluminum frame, providing excellent insulation and durability for pet owners; large flap measures 10" x 19" and is suitable for pets up to 27" tall

DESIGNED FOR SLIDING GLASS DOORS: the pet door secures into the track of your existing sliding glass door, requiring a track width of at least 1"; large pet door will require up to 14-1/4" width in your slider, allowing you to continue using your sliding glass door normally

VERSATILE INSTALLATION: available in 3 different height ranges, with a sliding installation mechanism to accommodate various door models, the thermo panel is quick and easy to install, ideal for renters and vacation homes without requiring the need for permanent installation

DURABLE & WEATHER RESISTANT: The Endura Flap single flap pet door is designed with a high-quality aluminum frame and an insulated flap that remains flexible in extreme temperatures, providing excellent weather resistance and energy efficiency for your home; XL flap measure 12" x 23" and is suitable for pets up to 36" tall

VERSATILE INSTALLATION: our pet door is suitable for a wide range of doors, including solid core, hollow core, metal, and storm doors, and is available in four sizes to accommodate pets of all sizes; single flap pet door is designed to fit doors between 1-1/8" to 1-3/4" thick

EASY INSTALLATION & SECURE LOCKING: the pet door comes with easy-to-follow instructions and a heavy-duty locking cover, strong as 1/16" steel sheet, ensuring secure closure when not in use; ideal for interior and exterior door installations

✔ NO WORRIES FREEDOM FOR YOU AND YOUR PET: your dogs and cats will love their new independence to go in and out the door without your help; easy to use and durable, energy efficient and secure, our pet doors have all your needs covered; extra large size flap works well for large to very large dogs

✔ INSTALL RIGHT OUT OF THE BOX: our simple to follow instructions walk you step by step through the installation; we've included a special section for paneled doors; double flap mount suitable for doors 1-3/4" to 2-1/4" thick

✔ EASY TRAINING FOR YOUR DOG OR CAT: our unique Endura Flap doors feature a three-sided magnet design adjustable for training or for timid pets while providing the strength you need to keep the wind out; flaps are rated to stay shut in gusts of up to 50 mph; all doors come with a secure locking cover when not in use

DUAL-FLAP EXTREME WEATHER DESIGN: our double-flap insulated pet door offers maximum energy efficiency, protecting your home from harsh weather conditions, and keeping it cool in the summer and warm in the winter; the flexible flaps remain functional even in temperatures as low as -40°F; large flap measures 10" x 18" and is suitable for pets up to 27" tall

INSULATED FOR ENERGY SAVINGS: this energy-efficient pet door features dual-pane LoE glass that reduces UV rays and infrared light, helping to conserve energy in your home; the dual-flap system creates an effective barrier against drafts, ensuring optimal indoor temperature control

SECURE LOCKING MECHANISM: designed with safety in mind, featuring a secure locking cover, as strong as 1/16" steel, that prevents unauthorized entry when not in use; enjoy peace of mind, knowing your home is protected while still providing your pet with easy access to the outdoors

DUAL-FLAP EXTREME WEATHER DESIGN: our double-flap insulated pet door offers maximum energy efficiency, protecting your home from harsh weather conditions, and keeping it cool in the summer and warm in the winter; the flexible flaps remain functional even in temperatures as low as -40°F; medium flap measures 8" x 14" and is suitable for pets up to 21" tall

INSULATED FOR ENERGY SAVINGS: this energy-efficient pet door features dual-pane LoE glass that reduces UV rays and infrared light, helping to conserve energy in your home; the dual-flap system creates an effective barrier against drafts, ensuring optimal indoor temperature control

SECURE LOCKING MECHANISM: designed with safety in mind, featuring a secure locking cover, as strong as 1/16" steel, that prevents unauthorized entry when not in use; enjoy peace of mind, knowing your home is protected while still providing your pet with easy access to the outdoors

DURABLE & WEATHER RESISTANT: The Endura Flap single flap pet door is designed with a high-quality aluminum frame and an insulated flap that remains flexible in extreme temperatures, providing excellent weather resistance and energy efficiency for your home; medium flap measure 8" x 14" and is suitable for pets up to 21" tall

VERSATILE INSTALLATION: our pet door is suitable for a wide range of doors, including solid core, hollow core, metal, and storm doors, and is available in four sizes to accommodate pets of all sizes; double flap pet door is designed to fit doors between 1-3/4" to 2-1/4" thick

EASY INSTALLATION & SECURE LOCKING: the pet door comes with easy-to-follow instructions and a heavy-duty locking cover, strong as 1/16" steel sheet, ensuring secure closure when not in use; ideal for interior and exterior door installations