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Find The Best Pet Door Size For My Pet

Where To Install:

Door

Wall

Window

Sliding Glass Door

A

Measure the height of your pet from the tallest point of your pet's back to the ground: inches

B

Measure the width of your pet from the widest part from shoulders to shoulder: inches

My pet has limited mobility. A pet who has trouble walking needs a taller pet door so that it will be easier for them to climb through.

Window

9-15

6

Small

https://enduraflap.com/products/horizontal-sliding-window-cat-door?variant=39518503370831
Door

8-14

6

Small

https://enduraflap.com/products/pet-door-for-doors-double-flap?variant=30887020757071
Door

8-21

8

Medium

https://enduraflap.com/products/pet-door-for-doors-double-flap?variant=30887092584527
Door

8-27

10

Large

https://enduraflap.com/products/pet-door-for-doors-double-flap?variant=30887092682831
Door

8-34

12

Extra Large

https://enduraflap.com/products/pet-door-for-doors-double-flap?variant=30887092781135
Wall

8-14

6

Small

https://enduraflap.com/products/pet-doors-for-walls-double-flap?variant=30371900096591
Wall

8-21

8

Medium

https://enduraflap.com/products/pet-doors-for-walls-double-flap?variant=30371900194895
Wall

8-27

10

Large

https://enduraflap.com/products/pet-doors-for-walls-double-flap?variant=30371900293199
Wall

8-34

12

Extra Large

https://enduraflap.com/products/pet-doors-for-walls-double-flap?variant=30371900391503
Door

8-16

6

Small

https://enduraflap.com/products/kennel-dog-doors?variant=31373400473679
Door

8-22

8

Medium

https://enduraflap.com/products/kennel-dog-doors?variant=31373400506447
Door

8-28

10

Large

https://enduraflap.com/products/kennel-dog-doors?variant=31373400539215
Door

8-36

12

Extra Large

https://enduraflap.com/products/kennel-dog-doors?variant=31373400571983
Sliding Glass Door

8-14

6

Small

https://enduraflap.com/products/severe-weather-vinyl-patio-dog-door?variant=39518506156111
Sliding Glass Door

8-21

8

Medium

https://enduraflap.com/products/severe-weather-vinyl-patio-dog-door?variant=39518506221647
Sliding Glass Door

8-27

10

Large

https://enduraflap.com/products/severe-weather-vinyl-patio-dog-door?variant=39518506287183
Sliding Glass Door

8-34

12

Extra Large

https://enduraflap.com/products/severe-weather-vinyl-patio-dog-door?variant=39518506352719
Door

9-16

6

Small

https://enduraflap.com/products/pet-door-for-doors?variant=30738855624783
Door

9-22

8

Medium

https://enduraflap.com/products/pet-door-for-doors?variant=30885444616271
Door

9-28

10

Large

https://enduraflap.com/products/pet-door-for-doors?variant=30885444714575
Door

9-36

12

Extra Large

https://enduraflap.com/products/pet-door-for-doors?variant=30885444812879
Wall

9-16

6

Small

https://enduraflap.com/products/wall-mount-single-flap?variant=30337359282255
Wall

9-22

8

Medium

https://enduraflap.com/products/wall-mount-single-flap?variant=30345914679375
Wall

9-28

10

Large

https://enduraflap.com/products/wall-mount-single-flap?variant=30345914777679
Wall

9-36

12

Extra Large

https://enduraflap.com/products/wall-mount-single-flap?variant=30345914875983
Sliding Glass Door

9-15

6

Small

https://enduraflap.com/products/thermo-panel-3e-patio-door?variant=39518500913231
Sliding Glass Door

9-21

8

Medium

https://enduraflap.com/products/thermo-panel-3e-patio-door?variant=39518501109839
Sliding Glass Door

9-27

10

Large

https://enduraflap.com/products/thermo-panel-3e-patio-door?variant=39518501306447
Sliding Glass Door

9-34

12

Extra Large

https://enduraflap.com/products/thermo-panel-3e-patio-door?variant=39518501503055
Sliding Glass Door

9-15

6

Small

https://enduraflap.com/products/vinyl-cat-door-patio-door?variant=39518506418255
Sliding Glass Door

9-14

6

Small

https://enduraflap.com/products/vinyl-sliding-glass-patio-door?variant=39518506516559
Sliding Glass Door

9-21

8

Medium

https://enduraflap.com/products/vinyl-sliding-glass-patio-door?variant=39518506582095
Sliding Glass Door

9-27

10

Large

https://enduraflap.com/products/vinyl-sliding-glass-patio-door?variant=39518506647631
Sliding Glass Door

9-34

12

Extra Large

https://enduraflap.com/products/vinyl-sliding-glass-patio-door?variant=39518506713167
Window

9-15

6

Small

https://enduraflap.com/products/thermo-sash-3e-cat-doors-for-sash-windows?variant=39518499536975
Window

9-15

6

Small

https://enduraflap.com/products/thermo-sash-3e-for-windows?variant=39518503993423
Window

9-21

8

Medium

https://enduraflap.com/products/thermo-sash-3e-for-windows?variant=39518504026191
Window

9-27

10

Large

https://enduraflap.com/products/thermo-sash-3e-for-windows?variant=39518504058959
Window

9-34

12

Extra Large

https://enduraflap.com/products/thermo-sash-3e-for-windows?variant=39518504058959
Sliding Glass Door

8-14

6

Small

https://enduraflap.com/products/custom-endura-flap-severe-weather-vinyl-sliding-glass-dog-door?variant=43568595861734
Sliding Glass Door

8-21

8

Medium

https://enduraflap.com/products/custom-endura-flap-severe-weather-vinyl-sliding-glass-dog-door?variant=43568595861734
Sliding Glass Door

8-27

10

Large

https://enduraflap.com/products/custom-endura-flap-severe-weather-vinyl-sliding-glass-dog-door?variant=43568595861734
Sliding Glass Door

8-34

12

Extra Large

https://enduraflap.com/products/custom-endura-flap-severe-weather-vinyl-sliding-glass-dog-door?variant=43568595861734
Door

9-16

6

Small

https://enduraflap.com/products/endura-flap-single-flap-pet-door-for-thin-doors-2022-design?variant=43568627155174
Door

9-22

8

Medium

https://enduraflap.com/products/endura-flap-single-flap-pet-door-for-thin-doors-2022-design?variant=43568627155174
Door

9-28

10

Large

https://enduraflap.com/products/endura-flap-single-flap-pet-door-for-thin-doors-2022-design?variant=43568627155174
Door

9-36

12

Extra Large

https://enduraflap.com/products/endura-flap-single-flap-pet-door-for-thin-doors-2022-design?variant=43568627155174

Endura Flap Severe Weather Vinyl Sliding Glass Dog Door (FFF)

This pet door for sliding door in Extra Large can accommodate doggys as large as a Great Dane.

Endura Flap Severe Weather Vinyl Sliding Glass Dog Door (FFF)

Regular price: $649.99
Sale price: $649.99
Unit price: per

Flap Size

S

M

L

XL

Height Adjustment Range

77.25" - 80.25"

74.75" - 77.75"

Quantity must be 1 or more

Dual-flap vinyl panel designed specifically for vinyl sliding glass doors with tracks at least 1.5" thick
Durable flaps designed to resist extreme weather from -40 „‰ to 110 „‰
Low-E glass reduces UV rays and infrared light
Weather-resistant flap protects your home from extreme heat and cold for maximum energy efficiency
Sturdy locking cover included to block access to the flap when needed
Easy installation in 1-1/2" to 1-3/4" thick track

Designed specifically for vinyl-framed sliding glass doors with tracks at least 1.5" thick
Semi-permanent with spring-loaded design, perfect for rentals or vacation homes
Easy to install and doesn't require semi-permanent installation
5/16" can be trimmed off the top of pet door panel if you need it 5/16" shorter
Engineered to withstand temperatures from from -40 „‰ and 110 „‰
Flap lined with magnets on all sides to stay shut in winds up to 50 mph
Low-E glass blocks harsh light without compromising the amount of natural light coming in
UV-resistant flaps stay flexible in the cold and won't warp or yellow in the sun
Flexible flap swings on a rod at the top to avoid cracking and flexing
Comes with a secure locking cover to block access when needed

Need help installing? Check out our Vinyl Sliding Glass Door Installation page.

Product Details
Reviews

Endura Flap Severe Weather Vinyl Sliding Glass Dog Door (FFF)

Small / 77.25" - 80.25" Edit

This pet door for sliding door in Extra Large can accommodate doggys as large as a Great Dane.

Product Details

Dual-flap vinyl panel designed specifically for vinyl sliding glass doors with tracks at least 1.5" thick
Durable flaps designed to resist extreme weather from -40 „‰ to 110 „‰
Low-E glass reduces UV rays and infrared light
Weather-resistant flap protects your home from extreme heat and cold for maximum energy efficiency
Sturdy locking cover included to block access to the flap when needed
Easy installation in 1-1/2" to 1-3/4" thick track

Designed specifically for vinyl-framed sliding glass doors with tracks at least 1.5" thick
Semi-permanent with spring-loaded design, perfect for rentals or vacation homes
Easy to install and doesn't require semi-permanent installation
5/16" can be trimmed off the top of pet door panel if you need it 5/16" shorter
Engineered to withstand temperatures from from -40 „‰ and 110 „‰
Flap lined with magnets on all sides to stay shut in winds up to 50 mph
Low-E glass blocks harsh light without compromising the amount of natural light coming in
UV-resistant flaps stay flexible in the cold and won't warp or yellow in the sun
Flexible flap swings on a rod at the top to avoid cracking and flexing
Comes with a secure locking cover to block access when needed

Need help installing? Check out our Vinyl Sliding Glass Door Installation page.

Find The Best Pet Door Size For My Pet

A

Pet Height: inches

Measure the height of your pet from the tallest point of your pet's back to the ground:

B

Pet Width: inches

Measure the width of your pet from the widest part from shoulders to shoulder:

My Pet has limited mobility. A pet who has trouble walking needs a taller pet door so that it will be easier for them to climb through.

Customer Reviews

Endura Flap Severe Weather Vinyl Sliding Glass Dog Door (FFF)

Small / 77.25" - 80.25" Edit

This pet door for sliding door in Extra Large can accommodate doggys as large as a Great Dane.

Installation Instructions

Customer Reviews

Lifetime Warranty

Fast Shipping

100% Secure Checkout

Easy Returns