Describes a type of lock mechanism that has more than one locking point. It usually has a minimum of three locking points (plus latch) spread strategically over the length of the door. Multi-point locks are typically used on PVCu or composite doors.
From R926
Narrow style door locks with hardened steel plates with Hook-bolts, suitable for uPVC, aluminium and other metal doors. | From R1,046
Geared operating device for reducing key effort. Patented system to avoid out off phase operations. Zinc plated steel case. Stainless steel faceplate. Nickel-plated latch, roller and horizontal-slide dead-bolt. Latch or reversible latch/bolt (where this is provided for). Can be fitted with additional locking points. Through-screws for fixing the handle rose. | From R1,066
Mortise locks for wooden doors with four round bolts. |
From R1,334
Geared operating device for reducing key effort. MultiTop Swingbolt version. Top and bottom extended bolts integrally mounted on the face plate. | From R1,502
Cisa MultiTop roller swingbolt lock offers a high security solution for uPVC, Aluminium, and other Metal Doors. EN 12209: 2003 certified. Three locking points with latches providing side load resistance of 300kg. Cisa patented "Effort reducer" gear mechanism making it easier to turn the key to operate multiple deadbolts.
Available in three case sizes and two security levels: Grade 3: Top and bottom locking bolts Grade 4: Top and botton swing bolts | From R527
Three DOUBLE throw nickel plated steel bolts. |
From R4,232
Top and bottom extended bolts or front facing top and bottom dead-bolts, integrally mounted on the face plate. Cylinder operates both central dead-bolt and top and bottom locking points.
NB: Top and bottom extended bolts & dead-bolts are NOT pictured below. | | |