Antique Iron Night latches and vintage original brass trimmed iron Yale type night latches complete with brand new, unopened rim cylinder with all required fixings. Night latches all have the same basic functionality regardless of age or sub type. Access from outside by key only, deadlocable latch bolt in open or closed position. Turning or sliding knob or handle to disengage latch from the inside. Please Note, if the latch bolt is deadlocked it is not possible to open the lock either with a key of with the integral handle or knob. If you intend to use the lock on an external door your insurance co will probably insist on additional security. For the convenience of our customers we offer a small selection of suitable locks on our new spares and accessories micro-site. Click the security category. One of the insurance rated British Standard deadlocks there will surely do the job. Night latches refurbished and repaired, keys cut/supplied.