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A door made of upvc that has a cat flap can help to reduce draughts in your home. By keeping your pets inside and keeping cold air out, you can save money on heating bills. While it is possible to install a cat flap in double glazing as well as upvc sealed units, it is more difficult than installing doors made of wood. This is due to different thicknesses of Upvc. Benefits A cat flap installed on your door allows you to keep your pet ins