https://squareblogs.net/signbu....rst6/installing-a-ca
https://writeablog.net/degreet....une3/cat-flap-fittin
A through wall cat flap is a great option to allow your pets to move around whenever they like. Be sure not to install it too high in the wall. This could lead to energy loss and the risk of burglars gaining access to your home. A hole in a cavity can be a challenge for future owners if you intend to sell your home. Cat doors made of glass are the security of glass. Easy to install A cat flap that is built into the wall is a great way to let you