https://frank-hart-2.technetbl....oggers.de/upvc-door-
A upvc door panel with cat flap can help to reduce draughts in your home. You can save money by keeping your pets inside and letting the cold air out. While it is possible to install a cat flap in double glazing and upvc sealed units, it can be more challenging than with doors made of timber. This is due to the fact that upvc comes in different thicknesses. Benefits Having a cat flap fitted to your door is a great method of keeping your pet in or out of the home but still allowing guests inside. It