Insulated, energy-efficient pet door for sliding glass doors with custom sizing
Durable aluminum frame offers superior climate control
Fits sliding glass door tracks 1" thick and can be adjusted to accommodate varying heights
Pet flaps available in sizes from small to extra-large, allowing pets of all sizes access
Built-in magnetic closure enhances storm and wind resistance, while ensuring the flap remains securely shut
Made with 3/16" clear safety glass which is 59% thicker than the standard for enhanced durability and increased energy efficiency. Prefer dual pane glass? Explore our Dual Pane Thermo Panel?

Grant your pets the freedom they crave with the Custom Endura Flap Thermo Panel 3e, an innovative and energy-efficient pet door solution for your sliding glass door. With a durable aluminum frame, this pet door is designed to withstand extreme climates while providing superior insulation and energy efficiency.

Installation is a breeze, thanks to its spring-loaded design that fits securely into your sliding glass door track without permanent alterations. The Thermo Panel 3e is adjustable to accommodate varying door heights, and custom sizing is available to ensure the perfect fit for your home.

The pet flaps, available in sizes ranging from small to extra-large, cater to pets of all sizes. The environmentally-friendly polyolefin polymer flap remains flexible in temperatures as low as -40 degrees Fahrenheit, ensuring smooth operation even in harsh weather conditions. A magnetic closure on three sides of the flap enhances storm and wind resistance while keeping the flap securely shut when not in use.

For added security, the Thermo Panel 3e includes a C-Clamp Lock and a locking cover that allows you to block access when needed. The pet door's structurally sound design is built to last, sparing you the expense of frequent flap replacements.

With the Custom Endura Flap Thermo Panel 3e, you'll experience the benefits of increased temperature stability inside your home, and fewer insects making their way in. Invest in a pet door that combines convenience, energy efficiency, and durability with the Custom Endura Flap Thermo Panel 3e.

Don't see your track height? Check out the Endura Flap Thermo Panel 3e. For a dual-pane option, see the Custom Dual-Pane Panel or the Standard Size Dual-Pane Panel.

Features:

Easy-to-install spring-loaded design that fits into your existing sliding glass door track
Constructed with environmentally-friendly polyolefin polymer flap, flexible in temperatures as low as -40°F
Magnetic closure on three sides of the flap ensures excellent wind resistance and secure sealing
C-Clamp Lock included for to lock the slider into the door frame or a Charley Bar can be purchased separately
Designed and engineered in the USA

Benefits:

Easy installation with spring-loaded design allows you to remove the panel easily if need be
Included locking cover allows you to block access when needed
Structurally sound design is built to last so you don't have to spend a fortune on replacement flaps

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