https://wifidb.science/wiki/UP....VC_Door_Panel_With_C
A upvc-clad panel with a flap for cats can help to reduce the amount of draughts that your home experiences. By keeping your pets warm and cold air out you will reduce heating costs. Although it is possible to install a cat flap into double glazing and upvc sealed units, it is more challenging than with doors made of timber. This is due to different thicknesses of Upvc. Benefits A cat flap that is installed on your door allows you to keep your pet inside or out of the house, while still allowing other people in. It also keeps ou