IronmongeryDirect Catalogue 119
Choosing a Multipoint Lock
Mushroom cam: Anti-separation devices with adjustability for weather sealing
Roller cam: Adjustable roller cams to ensure optimum weather sealing
Hook: Strong anti-sepa- ration devices, lock in an upwards and downwards direction and secures behind keep
Pin: Anti-lift bolts that are protected by anti-saw pins
Deadbolt: Deadbolt protected by anti-saw pins
Shootbolt Extension: Used to increase the security at top and bottom of door
LOCKING TYPES
REPLACING A LOCK?
For replacement locks identify how many locking points there are and what type they were
First find the brand name on your existing lock - this is usually printed on the metal plate running down the side of the door. We stock the following leading brands.
Shootbolt
3 point
4 point
5 point
Top Bolt 2
If you cannot identify your lock it may be possible to match your old lock with a replacement lock with the same type of locking operation. You would need to measure the distance between your locks.
Top Bolt
Top Bolt
Measuring your lock
Top Bolt 1
A is taken from centre of spindle to centre of keyhole. This is known as the PZ or centres B is taken from centre of the keyhole to the edge of the lock strip. This is known as the backset
A
Split follower/Spindle
B
Some doors have a split follower which enables nightlatch function - this means the door can’t be opened from the outside without using a key.
Bottom Bolt
Bottom Bolt
Bottom Bolt
Each side of the spindle turns independently
Door
Check compatibility of our multilocks with your door material
Shootbolt
574
Order up to 8pm for Next Day Delivery
Trade prices ex. VAT
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