Closer Pets Wood Fitting Large Dog DoorThe robust construction of this door makes it suitable for Labradors, German Shepherds and other large dogs up to a shoulder height of 630mm. Key Benefits: Robust locking panel provides security and makes it clear to your dog when the door is locked. Self lining to 50mm thick ideal for all doors and walls.* Silent action weatherproof flap with vision panel. Lightweight flap may be used by cats. Draft and weatherproof brush sealed flap with magnetic