Introducing Our Extra Heavy Duty Aluminium Pet Door Made from powder coated Aluminium that will last a lifetime and it will blend in seamlessly with your home. Installation screws are concealed on the inner part of the frame and the low profile design ensures a sleek look to a finished installation. Give your pet the freedom they deserve and make toilet time a happier one for everyone! Small 16cm x 30cm Medium 22cm x 41cm Large 30cm x 58cm Have More Control Of Your PetThe locking plate simply slides into aluminium tracks integrated along each side of the frame and locks into position with its quick lock feature. To release the locking plate squeeze the quick release handle and slide up. Energy Saving MohairIntegrated mohair seals encased around the flap ensuring the ultimate protection from bugs and the weather. This coupled with our Neodymium magnetic flap closure system makes this Pet Door eco friendly and keeps your house free from bugs. 2 ColoursBlack | White