Gerda High Quality Surface Mounted Door Lock Deadlock Warehouse Office Shop ZK

Surface mounted lock with two thick locking bars.
- Over one million sold worldwide

- Gerda Locks are certified to BS EN 12209:2005
- Classification Number: 3 C 1 0 0 C 7 E A 0 H

- Digit 1: Category of use: Grade (3)
High frequency of use by public or others with little incentive to exercise care and with a high chance of misuse, e.g. public doors
- Digit 2: Durability: Grade (C) 200 000 cycle tests, without load of ratchets
- Digit 3: Door mass and closing force: Grade (1) Maximum closing force for 100kg door - 50N
- Digit 4: Fire resistance: Grade (0) no admission to fire protection doors
- Digit 5: Safety: Grade (0) o requirements on safety
- Digit 6: Corrosion resistance: Grade (C) undetermined corrosion resistance, no temperature requirements
- Digit 7: Security and drill resistance: Grade (7)
Seventh highest grade is identified with requirements relating to physical attack, with or without drilling of the lockcase
- Digit 8: Field of door application: Grade (E) surface, hinged doors
- Digit 9: Type of key operation and locking: Grade (A) Cylinder lock or latch; manually locking
- Digit 10: Type of spindle operation: Grade (0) Lock without follower
- Digit 11: Type of spindle operation: Grade (H)
Ninth highest grade is relating to the number of differs and levers, at least 8 valves, expanding the number of combinations


- Fitting instruction in English, Russian and Polish
- Number of keys: 6
- Standard keep for rebated door included
- Fitting Screws are not included.
- Please see this listing for screws https://www.ebay.co.uk/itm/-/222652802309
- Gerda Video: https://www.youtube.com/watch?v=iSVGRoIEbSw

- We are the main Gerda distributor in the UK
- Please visit our shop for more Gerda Locks and Padlocks

- For many years invincible by burglars, TYTAN ZX, ZX Plus, ZXZ, ZK, Z2 and G1000 locks set the highest standard in safety