Various designs of the hinged or sliding door are available. Alternative door sizes and a full range of door furniture are available upon request. Doors are insulated with formed polyurethane and fitted with lever handle with internal safety release handle.

A door handle is an attached object or mechanism used to manually open or close a door. In the United States, a door handle generally refers to any fixed or lever-operated door latch device. The term door knob or doorknob tends to refer to round operating mechanisms.

What is a lever latch door handles?

The SASH LOCK comprises a latch tongue, to be operated by the handle and a bolt to be operated by a key. These locks have internal levers which are operated when the key is turned. For internal doors, a three lever sash lock is usually sufficient.