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A door made of upvc with a cat flap can help to reduce the amount of draughts that enter your home. You can save money by keeping your pet 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 difficult than installing timber doors. This is due to the fact that there are different thicknesses of Upvc. Benefits A cat flap attached to your door is a great way of keeping your pet in or out of the house but still allowing guests inside. It also keeps out unwanted ani