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A upvc panel with a cat flap can reduce draughts within 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 both upvc and double glazing sealed units, it is more difficult than installing doors made of timber. is because upvc is available in different thicknesses. Benefits A cat flap installed on your door allows you to keep your pet inside or outside the house, while let other people in. It also helps keep out cats that are s