https://squareblogs.net/kickwo....rm3/using-upvc-cat-f
https://k12.instructure.com/ep....ortfolios/864060/Hom
uPVC door panels offer an alternative for composite doors. They are durable energy efficient, durable, and resistant to fire. They are also reasonably priced and easy to maintain. A double-glazed sealed unit with already cut a hole for the cat flap is the easiest method to install the cat flap on a uPVC sheet. This is a lot safer than cutting the hole in a glass panel. UPVC doors are easy to maintain Unlike traditional wooden doors