Staywell 280 Big Cat Pet Door - Color White - Free Shipping For large sized cats up to 40 lbs. This unit is a slim line pet door, suitable for sliding doors, such as patio doors, sliding wood doors, and single pane glass. Note: Staywell Premium Pet Doors should only be fitted into glass by a qualified glazier. Features see-through rigid flap and 4-way security locks. With White Frame. Overall Size = 11 1/2 in x 11 1/2 in Cut Out Size = 10 1/2 in diameter Maximum Shoulder Width = 7 1/8 in

Staywell 280 Slim Profile Pet Door - Color White - FREE SHIPPING!