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A popular choice for homeowners, a composite cat flap provides an easy entry point for your pet. It also reduces the likelihood that unwanted creatures will get into your home. However, adding a cat flap to your composite door requires knowledge and knowledge of the door's composition. Any structural changes can weaken the integrity of the door, and also affect its thermal performance. of a cat flap the composite door A cat flap allows your pet to leave and enter the house without allowing other cats or animals. It can also help reduce heating costs by preventing