• Custom built to fit your horizontal sliding windows
• Features clear safety glass and weather-resistant flaps to maintain comfortable indoor temperatures year-round.
• Quick setup with a spring-loaded mechanism that requires no permanent modifications—ideal for both renters and homeowners.
• Available in robust aluminum or vinyl with a sturdy locking cover for enhanced security.

The Liberty Custom Cat Door for Horizontal Sliding Windows offers a custom-fit, non-permanent pet opening designed specifically for horizontal sliding window tracks. Built with single-pane safety glass and weather-sealed flap technology, it provides effortless outdoor access for your cat without compromising home insulation or security.

Custom Built for Horizontal Windows
Tailored precisely to your window opening dimensions, this panel installs cleanly without requiring permanent structural alterations. The integrated spring-loaded mechanism ensures a tight, draft-free seal that is simple to install and remove.

Energy-Efficient Safety Glass
Equipped with durable single-pane safety glass and flexible weather-resistant flaps, the panel preserves clear views and natural light while minimizing heat transfer and outdoor drafts.

Aluminum & Vinyl Frame Options
Choose between heavy-duty extruded aluminum or flexible vinyl frames to match your window tracks. Aluminum frames fit sliding tracks at least 1" wide, while vinyl frames fit tracks at least 1-1/2" wide.

Integrated Locking Cover
Each panel includes a sturdy locking cover that slides over the flap, giving you complete control over pet access and added peace of mind when keeping your cat indoors.