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UPVC/PVCU, a material resistant to fire and UV rays, is eco-friendly. It's also extremely insulated and can lower heating expenses. It's a good choice for homes located in extreme weather zones. Fitting a cat door into Upvc is fairly simple. Just follow the instructions which should be included with the kit you buy. Benefits UPVC panels are flexible and can be positioned in a variety of frames. They are also resistant against UV radiation and fire. This makes them a good option for homes located in extreme