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https://prater-anker.blogbrigh....t.net/installing-a-u
Double-glazed cat flaps let your pet to move around the home without restriction. This can help to reduce stress levels, increase their sense of independence, and encourage exploration and exercise. The pet flap hole can be cut during manufacturing and then installed in new uPVC doors and windows. However, it should not be installed into existing glass that is tempered. Cost It is important to consider the cost of installation when deciding whether to install