https://trade-britanica.trade/....wiki/Cat_Flap_Fittin
Cat flaps for the door made of composite are a favorite among homeowners. They provide a secure entrance for your pet. It also reduces the possibility of unwanted creatures entering your home. But adding a cat flap to your composite door requires expertise and knowledge of the door's composition. Any structural changes can weaken the integrity of the door, and also affect its thermal performance. Add a cat flap on a composite door A cat flap allows your pet to enter and exit the house without allowing other animals or cats. It