Utah Pet Access - French Door Glass Insert

- Replaces the original dual-pane glass in your French door with a stock-size dual-pane glass kit that has an Endura Flap dog door built in
- Uses existing door frame and lock for maintained security
- Available in four standard glass sizes with two glass coating options
- Strong magnets line the sides of the flap for maximum insulation value
- Flap withstands winds up to 50 mph and temperatures as low as -40℉
- Item only available in the lower 48 United States
- This is a custom product, all orders are final, no returns

Product Details
- Glass insert converts your standard glass door or French door into a dog door, no changes to your door's existing locking mechanism.
- Safety-tempered, shatter-proof glass with a built-in Endura Flap Pet Door replaces the glass insert in a single or double French door.
- Comes with a factory-installed Endura Flap dog door with a white aluminum frame.
- Option of clear or Low E glass coating.
- Flexible flap material is easy to clean and made in the USA.
- Available in Medium, Large, and Extra Large flap sizes suitable for larger dogs; your dog must be able to step over 8" to 10" height.
- Installs into a French door or either side of a double French door.
- Comes with a new trim kit frame for your French door.
- Single-piece replacement insert features safety-tempered shatterproof glass.
- With the ability to resist temperatures as low as -40℉, the Endura Flap Pet Door for Doors keeps the temperature in your house regulated.
- Limited lifetime pet door warranty and 5-year glass insert limited warranty.
- Sturdy locking cover included for security while you're away.
- Polyolefin polymer flap stays flexible in severely cold weather conditions and does not warp in the sun
How to Select Door Size: In order to determine the replacement insert size needed, measure the outside frame dimensions of your French door and select the corresponding door size.
Size Chart
Door Size | Pet Door Size | Flap Dimension | Rough Cut Out | Outside Frame Dimension |
---|---|---|---|---|
22" x 66" | Medium | 8" w x 15" h | 21" x 65" | 22" x 66" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h | |||
24" x 66" | Medium | 8" w x 15" h | 23" x 65" | 24" x 66" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h | |||
22" x 82" | Medium | 8" w x 15" h | 21" x 81" | 22" x 82" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h | |||
24" x 82" | Medium | 8" w x 15" h | 23" x 81" | 24" x 82" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h |
Installation Instructions
Parts
- Glass insert Kit with Endura Flap Pet Door
- Screw Plugs
Tools
- Impact Driver or Screwdriver
- Utility Knife
Please read instructions & notes thoroughly before installation. We recommend hiring a handyman to install this product if you are not comfortable doing it yourself. Utah Pet Access can install in the greater Salt Lake City area and has contractors in several states. You can give them a call at (801) 652-9446 for a consultation and appointment.
Step 1 Remove Door From Frame

- Remove the screws from the frame side of the door hinges.
- Remove the door from the frame and place it flat on saw horses or another stable workspace with the interior side facing up.
Step 2 Remove Screw Covers

- Use a utility knife to pop off the screw plugs from each screw all the way around the glass trim.
Step 3 Remove the Existing Trim Frame

- Use your impact driver to remove the screws all the way around the trim frame.
- Once all the screws are removed, remove the trim frame from the door.
Step 4 Remove the Existing Kit

- Flip the door so that the exterior side is facing up.
- Use a utility knife to score along the edge of the glass framing all the way around.
- Insert the utility knife underneath the kit and pry it up to remove the glass.
Step 5 Install the New Kit

- Remove the door from the saw horses or workspace and set it aside.
- Place the new glass kit on the saw horses with the interior facing up and the exterior facing down.
- Use your impact driver to remove the screws then pull the interior frame off the kit and set it aside.
Step 6 Install the Original Door Frame

- Place your door over the new glass kit with the interior side facing up.
- Place the interior frame removed during step 5 back onto the door kit.
- Reinstall the screws into the interior frame nice and snug.
- Use your fingers to press the provided screw plugs over the screws.
- Reinstall the door into the door frame.
FAQ
Does the pet door need to be installed on the door that swings open? The new glass with pet door can go on either the fixed side or the swinging side. |
How long does it take to install? Please plan on 30 min to 1 hour depending on your comfort. If you are not comfortable with the installation process, we recommend using professional help. |
Are the panels/flaps flexible? Seems like it would trap a dog if it backed up. The Endura Flap is slightly more rigid than other economy style flaps, but it is a safe, soft, flexible flap. It remains flexible in temperatures as low as -40°F. |
How does my small dog use the door if he can’t reach it? We suggest you email us at sales@utahpetaccess.com to go over your specific height requirements to determine the appropriately |
Do I need a professional to install my Endura Flap Door Glass? This product can be installed by anyone with ambition to take on the project. If you feel less comfortable taking it on, we suggest a handyman. Utah Pet Access serves the greater Salt Lake City area and has contractors in several states. You can give them a call at (801) 652-9446 for a consultation and appointment. |
What are the benefits of a pet door in glass vs the wall or a door? We love the fact that you can use this product and then take it with you when you move. No hassle of buying a new door or hiring several contractors to fix the hole you cut in your home. |
Is a single flap enough for winter weather? A single Endura Flap is extremely energy-efficient and capable of withstanding winds up to 50 mph. It is the only door which allows you to increase the magnetic strength for increased wind resistance. It is recommended for timid pets. The double flap increases the energy- efficiency further. |
Does the door sound very loud when the dog goes in or out? When the flap gets to its resting place there is a snapping sound when the magnets employ. This sound lets you know the door is doing its job sealing out the elements and keeping your heated or cooled air inside. |
Other brands of pet doors with plastic flaps always warp and thus let in air. How do these flaps hold up over time? The Endura Flap is made with a special polymer called polyolefin. It remains safe, soft and flexible in temperatures as low as -40°F. It does not yellow nor harden in the sun. The patented magnetic design ensures the door seals well for years. In fact, the pet door and flap are backed by a Lifetime warranty. To contact Endura Flap for door warranty email a photo to our customer service team, and we can look and let you know. |
Are replacement flaps available? Yes, you can buy Endura Flap replacement flaps. |
What side does the locking cover slide in? All locking covers slide in from the top. |
I like this style of pet door, but want to install in a wall - do you offer any for walls? Yes! You can see the Endura Flap Wall Mount options here. |
Warranty
Utah Pet Access Glass Warranty
5-year glass insert limited warranty
Endura Flap Pet Door Lifetime Warranty
The Endura Flap lifetime warranty guarantees that any defective parts returned with proof of purchase will be replaced by the manufacturer for free. This excludes damage caused by accident, improper installation, overuse, or misuse—including damage by pets or glass breakage.
Customer Reviews

Door Size | Pet Door Size | Flap Dimension | Rough Cut Out | Outside Frame Dimension |
---|---|---|---|---|
22" x 66" | Medium | 8" w x 15" h | 21" x 65" | 22" x 66" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h | |||
24" x 66" | Medium | 8" w x 15" h | 23" x 65" | 24" x 66" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h | |||
22" x 82" | Medium | 8" w x 15" h | 21" x 81" | 22" x 82" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h | |||
24" x 82" | Medium | 8" w x 15" h | 23" x 81" | 24" x 82" |
Large | 10" w x 19" h | |||
Extra Large | 12" w x 23" h |
Installation Instructions
Parts
- Glass insert Kit with Endura Flap Pet Door
- Screw Plugs
Tools
- Impact Driver or Screwdriver
- Utility Knife
Please read instructions & notes thoroughly before installation. We recommend hiring a handyman to install this product if you are not comfortable doing it yourself. Utah Pet Access can install in the greater Salt Lake City area and has contractors in several states. You can give them a call at (801) 652-9446 for a consultation and appointment.
Step 1 Remove Door From Frame

- Remove the screws from the frame side of the door hinges.
- Remove the door from the frame and place it flat on saw horses or another stable workspace with the interior side facing up.
Step 2 Remove Screw Covers

- Use a utility knife to pop off the screw plugs from each screw all the way around the glass trim.
Step 3 Remove the Existing Trim Frame

- Use your impact driver to remove the screws all the way around the trim frame.
- Once all the screws are removed, remove the trim frame from the door.
Step 4 Remove the Existing Kit

- Flip the door so that the exterior side is facing up.
- Use a utility knife to score along the edge of the glass framing all the way around.
- Insert the utility knife underneath the kit and pry it up to remove the glass.
Step 5 Install the New Kit

- Remove the door from the saw horses or workspace and set it aside.
- Place the new glass kit on the saw horses with the interior facing up and the exterior facing down.
- Use your impact driver to remove the screws then pull the interior frame off the kit and set it aside.
Step 6 Install the Original Door Frame

- Place your door over the new glass kit with the interior side facing up.
- Place the interior frame removed during step 5 back onto the door kit.
- Reinstall the screws into the interior frame nice and snug.
- Use your fingers to press the provided screw plugs over the screws.
- Reinstall the door into the door frame.
FAQ
Does the pet door need to be installed on the door that swings open? The new glass with pet door can go on either the fixed side or the swinging side. |
How long does it take to install? Please plan on 30 min to 1 hour depending on your comfort. If you are not comfortable with the installation process, we recommend using professional help. |
Are the panels/flaps flexible? Seems like it would trap a dog if it backed up. The Endura Flap is slightly more rigid than other economy style flaps, but it is a safe, soft, flexible flap. It remains flexible in temperatures as low as -40°F. |
How does my small dog use the door if he can’t reach it? We suggest you email us at sales@utahpetaccess.com to go over your specific height requirements to determine the appropriately |
Do I need a professional to install my Endura Flap Door Glass? This product can be installed by anyone with ambition to take on the project. If you feel less comfortable taking it on, we suggest a handyman. Utah Pet Access serves the greater Salt Lake City area and has contractors in several states. You can give them a call at (801) 652-9446 for a consultation and appointment. |
What are the benefits of a pet door in glass vs the wall or a door? We love the fact that you can use this product and then take it with you when you move. No hassle of buying a new door or hiring several contractors to fix the hole you cut in your home. |
Is a single flap enough for winter weather? A single Endura Flap is extremely energy-efficient and capable of withstanding winds up to 50 mph. It is the only door which allows you to increase the magnetic strength for increased wind resistance. It is recommended for timid pets. The double flap increases the energy- efficiency further. |
Does the door sound very loud when the dog goes in or out? When the flap gets to its resting place there is a snapping sound when the magnets employ. This sound lets you know the door is doing its job sealing out the elements and keeping your heated or cooled air inside. |
Other brands of pet doors with plastic flaps always warp and thus let in air. How do these flaps hold up over time? The Endura Flap is made with a special polymer called polyolefin. It remains safe, soft and flexible in temperatures as low as -40°F. It does not yellow nor harden in the sun. The patented magnetic design ensures the door seals well for years. In fact, the pet door and flap are backed by a Lifetime warranty. To contact Endura Flap for door warranty email a photo to our customer service team, and we can look and let you know. |
Are replacement flaps available? Yes, you can buy Endura Flap replacement flaps. |
What side does the locking cover slide in? All locking covers slide in from the top. |
I like this style of pet door, but want to install in a wall - do you offer any for walls? Yes! You can see the Endura Flap Wall Mount options here. |
Warranty
Utah Pet Access Glass Warranty
5-year glass insert limited warranty
Endura Flap Pet Door Lifetime Warranty
The Endura Flap lifetime warranty guarantees that any defective parts returned with proof of purchase will be replaced by the manufacturer for free. This excludes damage caused by accident, improper installation, overuse, or misuse—including damage by pets or glass breakage.
Customer Reviews
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