Quickly, easily and professionally frame the PX-2 pet door (not included) with the Power Pet 17 in. x 10-1/2 in. Pet Door Wall Installation Tunnel. This tunnel fits snuggly into the back of a Power Pet door and telescopes into the door's outside frame, making wall installation simple. With this convenient time saver, pet door installation can take as little as 2 hours.

• 17 in. x 10-1/2 in. installation system
• No product assembly required
• No wall framing required
• Made of high-strength ABS composite
• Helps give your installation a professionally finished look

17 in. x 10-1/2 in. installation systemPretty Power Pet