High Security Damage Free Installation, Great for Rentals Adjustable Height Powder Coated Aluminium Frame 5mm Thick Tempered Safety Glass Patio Pet Door Inserts for sliding doors. Insert this panel into your sliding or screen door to allow your pets access. Great for rental properties and many different installation types, Permanent or temporary. The adjustable top gives a height range of 199cm upto 211cm to fit nearly all sliding doors. For unusually tall frames you can add extension pieces to the panel to increase the height. The unique Support Bar System concealed within the frame enables extensions to be added on to the Support Bars to ensure security is not compromised. Steel Locking Plate Lock out unwanted intruders and contain your pet with the solid steel locking plate. Our innovative "Pop N Lock" design enables the plate to slide through the integrated aluminium runners and lock in two different positions or be completely removed. The only temporary pet door on the market with integrated mohair seals around the flap ensuring the ultimate protection from bugs and the weather. This coupled with our Neodymium magnetic flap closure system makes this panel the most insulating and eco friendly panel available today. 4 colours and 3 sizes to choose from.