https://blogfreely.net/fatherm....imosa10/cat-flap-ins
A wall-to-wall cat flap is a great option to let your pets leave and come as they please. However, you should be cautious not to put it too high in the wall. This could result in energy loss and burglars to gain entry into your home. A cavity with a hole can also be a problem for future owners if you plan to sell your home. Glass cat doors are a much safer alternative. Easy to install A through-wall cat flap allows your cat to come and go as it pleases. There are numerous models available and they're easy to put u