https://telegra.ph/Fitting-a-C....at-Flap-in-a-UPVC-Do
Are you fed up with having to get up and down to open your door for your pets? A cat flap may be the answer. Pet-flap fitters can put them on any type of door including uPVC or composite doors. They can also install them into some types of walls. Security Cat flaps are often installed on doors, but many people also have them installed on windows or double-glazed doors. A glass-based cat flap could be a good choice if you don't want to cut through a wall or wooden door, and it's also an ideal solution for those who live in ren