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https://telegra.ph/How-to-Choo....se-a-Cat-Flap-Instal
A popular option for homeowners, a composite door cat flap is an easy entry point for your pet. It also reduces the chance of unwanted animals infiltrating your home. But adding a cat flap to your composite door requires expertise and knowledge of the door's composition. Any structural modifications can compromise its integrity, and affect its thermal performance. A cat flap can be added to a composite door A cat flap allows your pet to come and leave the house without letti