A deluxe door with fixed tunnel for neat and easy installation. Features clear flap with four locking positions - fully locked, unlocked both ways, locked in or locked out. Suitable for glass or wooden doors up to 5.4cm thick. Suitable for most types of PVC doors. Overall size (H)22.4, (W)22.4, (D)9.5cm. Door size (H)16.9, (W)16.9cm. Manufacturer's 3 year guarantee.