https://aiwins.wiki/wiki/How_t....o_Install_a_UPVC_Doo
Many cat owners are familiar with the feeling of being woken in the middle night to let their cats out but only to change their mind and want to go back inside minutes later. A cat flap can solve this issue. It is operated by scanning the microchip of your cat's microchip, allowing only authorized cats to enter and block access to other cats. A cat flap offers number benefits, including: Peace of Mind Cat flaps keep your cat safe and secure by permitting it to come and go whenever they please. If they prefer stay insid