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A popular option for homeowners A composite door cat flap offers an unsecure entry point for your pet. It also minimises the risk of unwanted creatures entering your home. However, adding a cat flap your composite door requires knowledge and understanding of the door's composition. Any structural changes can weaken its integrity, and affect its thermal performance. Add a cat flap on a composite door A cat flap permits your pet to go in and out of the house without letting any other animals or cats inside. It also he