The Thermo Sash IIIe pet door with the award-winning Endura Flap. This pet flap is so well-designed and built that it has an industry-leading 15-year warranty!
The Thermo Sash IIIe Pet Door for windows (sash windows that slide up and down) is a quick and easy way to give your pet access without having to do an installation in a door or wall.
The Thermo Sash IIIe Pet Door installs without tools and includes dual pane, insulated, Low-E glass plus the award-winning Endura Flap. Low-E glass has a special coating on the inside which greatly improves the energy efficiency of the insulated glass unit.
Thermo Sash IIIe - Small #6 Dimensions:
- Endura Flap: 6 x 11 (w x h)
- Height to Raise Window: 18 1/2"
- Adjustment Ranges accommodate windows 22" - 43" wide in 3" increments
- Includes slide-in locking panel to close off the pet door when/if ever necessary