The Whitco Double Cylinder Deadlatch incorporates the innovatve safety release feature.
Suitability
- Left or right hand inward opening doors
- Suited for timber frame doors, with an optional metal frame strike if required for use on a metal frame door
Features
- Safety Release (TM) feature automatically unlocks inside knob on entry
- Door thickness range 30 mm to 45 mm
- 60 mm cylinder backset
- Locking bolt automatically deadlatches when door is closed
- Stainless Steel latch bolt resists cutting
- Hold back feature, can be operated by either the inside turnknob or by the external key
- Can be locked in hold back position
- Concealed anchorage points including a door frame strengthener
- Key required to lock the knob
- Meets the requirements of Australian standard AS4145.2 - 1993 Level D2 S2 K3