About This

• Adjustable Height Doggie Door Insert：The sliding glass door dog door features 75 5/8"-80 3/8" adjustable height range (0.7" thickness) for door tracks over 0.7" width, ensuring perfect fit with patio door insert systems while maintaining structural integrity.
• Pre-Assembled Pet Door Installation：Our pre-assembled dog door insert with spring-loaded mechanism allows tool-free installation - simply slide the aluminum frame pet door into existing sliding door track with in minutes.
• Medium Dog Sliding Door Solution：Specially designed 7"x11" flap opening accommodates medium dogs up to 35lbs (7" width limit), making this tempered glass pet door ideal for standard-sized breeds.
• Weatherproof Sliding Door Insert：Magnetic sealing flap + windproof strip + insulated closure panel create triple protection against rain/wind/insects, with aluminum frame dog door​​ maintaining indoor temperature stability.
• Secure Locking Dog Door System：Includes patio door lock plugin for dual security: lock both sliding glass pet door and main door independently, featuring tamper-proof insert​​ mechanism.

Overview

• Size : 7 x 11 Brown Flap
• Brand : ARK DESIGN
• Color : 76 1/8"-80 7/8" Sliding Door
• Material : Aluminum
• Mattress Thickness : 0.7 Inches