https://pediascape.science/wik....i/Using_uPVC_Cat_Fla
Cat flaps let your pet enter and exit whenever they want without having to open a door or window. They are available in a variety of materials and can be fitted to windows, doors and walls. A professional tradesman will be able to install a cat flap into any kind of door including wood, composite and uPVC. Installation Costs The cost to install the cat flap is different dependent on the type, size, and complexity of the project. It is also crucial to consider the wall or door material as this can affect labour costs. Insta