The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame.

The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame.

The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame.

The Yale PM444 series security door bolts are concealed (mortice fixed) into the door with a bolt which throws into the door frame.

The Yale PM550 5 lever mortice sashlocks offer a high level of security & are suitable for use on external timber doors. The deadbolt

The Yale PM552 5 lever mortice deadlocks offers a high level of security & are suitable for use on external timber doors. The

The Yale PM552 5 lever mortice deadlocks offers a high level of security & are suitable for use on external timber doors. The

The Yale PM560 British Standard 5 lever mortice sashlocks offer a very high level of security & are suitable for use on external

The Yale PM560 British Standard 5 lever mortice sashlocks offer a very high level of security & are suitable for use on external

The Yale PM560 British Standard 5 lever mortice sashlocks offer a very high level of security & are suitable for use on external