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A door made of upvc with a can help reduce draughts in your home. By keeping your pets warm and cold air out you can save money on heating bills. Although it is possible to install a cat flap on double glazing and upvc sealed units, it is more challenging than with doors made of wood. This is because upvc comes in different thicknesses. Benefits A cat flap that is installed on your door will allow you to keep your pet inside or out of the home, while permitting other people to enter. It also keeps out any stray cats or o