https://postheaven.net/colonfo....g0/cat-flap-installa
https://dennis-dodd.federatedj....ournals.com/why-inst
https://posteezy.com/cat-flaps-french-doors-172
A wall-to-wall cat flap is a great way to let your pets come and go as they please. Be sure to not install it too high in the wall. This could result in energy loss and burglars to enter your home. If you are planning to sell your home in the near future having an opening in a cavity wall could pose an issue for prospective buyers. Glass cat doors