https://opensourcebridge.scien....ce/wiki/Cat_Flap_Fit
You're tired of having get up to open the door to your pet. A cat flap may be the answer. Pet-flap fitters can put them in any type of door including uPVC or composite doors. They can also be fitted into some types of walls. Security It is not uncommon to see cat flaps fitted to doors, but there are also many people who have them installed into windows or double-glazed doors. Having one fitted into glass can be a good option for those who don't want to cut through a wooden or wall door, and it's the ideal solution for those who liv