https://lovewiki.faith/wiki/Us....ing_uPVC_Cat_Flap_Do
Introduce your cat to the flap prior to installation so that they be familiar with the dimensions and shape. Unlock the flap and let your cat explore it from every angle. Make sure that the cut-out is even and square. Mark the screw holes and align them with your cat flap opening. The distance between the edges must be the same. Installing a cat flap in your home is beneficial to the well-being and health of your pet. It will allow your pet to freely move from the inside to the outside without having allow them in or out. It w