Staywell 4 Way Locking Dog Door With Security Barrier
 

Added benefit of a Locking Barrier for added Security. Grey speckled finish with Tinted See Through Rigid flap. Manual 4 way Security locks - in only- out only- opened - locked. Suitable for doors & walls up to max 2" (50mm). Overall size: 561mm x 456mm (22 1/2" x 17 1/2"). Cut out size: 429mm x 291mm (16 7/8" x 11 1/2") diameter. Max shoulder width: 271mm (10 3/8").