Staywell Original Large Pet Door in white f eatures a frosted plastic door that is 2 way with 2 locking options, a closing panel is included in the pack. It is suitable for cats and large dogs up to 45kg. The door can be fitted to wooden doors, brick walls, PVC, uPVC and metal and includes one tunnel extension which will suit most thickness of doors. Overall Size Cut Out Size Max Pet Shoulder Width 456mm x 386mm 370mm x 314mm 290mm