Pbuehlmann4 months ago000Is it possible to simply block the door (in and out) without having to change the entire time programming?Show in original language (German)bobo12304 months ago000Yes, the cat flap can be blocked on entry and exit by a simple key combination.Show in original language (French)CommentAnonymous4 months ago000There is a rotary knob on the inside that makes this possible.Show in original language (German)Comment