https://blogfreely.net/quailgo....ng74/cat-flap-double
If you're planning to put in a cat flap inside your home, it is recommended to work with an expert tradesperson. DIY projects often result in poorly fitting pet flaps that could let in drafts or increase the cost of energy. SheffLOCK can be fitted as a cat flap on all kinds of doors like wood composite, uPVC, composite, glass doors as well as exterior walls. It takes about 2 hours on average to install the new cat flap. Cost of pet flap A pet flap is an ideal way to let your cat leave and come at will. If the flap isn't install