Dog Door Aluminum Sliding Glass Pet Door For Adjustable Height

From Dog Door, this aluminum sliding glass pet door gives your pet easy, secure access with adjustable height for a perfect fit.

• Spacious flap measures 8 1/4" x 12 1/4" (209.6 x 311.2 mm), so you and your small pets enjoy a comfortable entry and exit year-round.
• Adjustable height from 75 7/8" to 80 11/16" (1927–2049 mm) fits your door frames, standard or non-standard, with simple on-site adjustments.
• Durable aluminum frame with tempered glass window and upgraded metal cover delivers weather resistance and long-lasting, reliable use.
• Secure locking design prevents wandering; you enjoy peace of mind with a simple, tool-free installation that slides into most patio door tracks.