The Endura Patio Pacific Thermo-Sash 3e Sash Window Pet Door is perfect for your home.

You can finally relax from letting your pet in and out of the house; this pet door takes care of that.

There are no tools needed for installation, so forget about spending money on contractors.

It's easy to install, yet robust, so no matter what the weather is like, your home stays comfortable. 

Watch how to install the Endura Thermo Sash 3E.

 The Endura Flap- the only pet door you'll ever need.

Watch how to remove the side magnets for easier use.

 Watch how to replace the flap on the Thermo Sash pet door.

 Watch how to switch the flap side of the Thermo Sash pet door.

See how the Endura Flap pet door compares with its competitors in the wind.

Benefits:

• Highly insulating flap with a complete magnetic seal, designed to stay closed in winds up to 50mph. Flap is made out of a polyolefin-based polymer which can keep your home comfortable in temperatures between -40 and 110 degrees fahrenheit
• Dual-pane, LoE glass gives you extra insulation for your home, pairs perfectly with newer energy efficient windows
• Fits all vertical sliding sash window widths between 22”-43” with a track width of at least 1“
• 4 sizes available to fit cats to large breed dogs (NOTE: Endura Flap medium, large and extra-large sizes are not recommended for use by kittens or tiny dogs)
• 3 color options including white, satin, and bronze (very dark brown)
• Includes a draft-stopper and weatherstripping for extra insulation and weather resistance
• Can be installed and removed in seconds due to the spring loaded design, no tools required
• 90 day return policy for Small, Medium, and Large sizes as well as all adjustment ranges besides 22”-25”
• 15 year warranty for all pet doors
• 100% Made in the USA

Product Specifications:

• Manufacturer - Patio Pacific Inc/Endura Flap
• Your Maximum Pet Size - Cats, Large Cats, Small Dogs, Medium Dogs, Large Dogs, X-Large Dogs
• Type of Window - Sash (Up & Down)
• Climate Suitability - Severe-4 Season
• Sealing Value - Very High
• Wind Resistance - Very High
• Frame Material - Heavy Extruded Aluminum
• Employs Patented “Endura Flap” - Yes
• Insulation Value - High
• Possible to Add Additional Magnets for Greater Wind Resistance - Yes
• Flap Material - Engage
• Flap Design - Single, One Part , Flexible, Insulated Flap
• Flap Colors - Clear
• Flap Thickness - 7/8"
• Award Winning Design - Yes
• Replacement Flaps Available - Yes
• Flap Warranty (if separate) - 15 years
• Dual or Single Pane - Dual Pane
• Low “E” Coating - Yes
• Ability to Lock Flap - Separate Locking Cover-Loads from Top
• Locking Cover Material - Dimensional ABS
• Can Be Installed In - Sash Windows
• Warranty Period - 10 years

Sizing Chart: