Apply Discount Code
NWH-SURELOCK-STD
Surelock multipoint door lock
Main image
Click to view image in fullscreen
![]()
35mm Backset, 92mm Centres, 3 Piece Repair Lock
In stock
Delivery Information
| Delivery Time Frame | Delivery Information |
| Next Working Day By 1PM | When an order is placed by 3pm for next working day on certain items |
| Standard Delivery | Usually delivered in 2 to 4 working days |
| Delivery Charges | |
| UK Mainland | Prices start at £3.95 for very small items, £6.50 for small, £9.50 for medium and £20 for large/long items |
| Scottish Highlands & Islands, Northern Ireland & Ireland | Prices from £30, please see our delivery page for more info. |
View Delivery Information
£83.40
Incl. VAT
£69.50
Excl. VAT
Incl. VAT
Excl. VAT
Incl. VAT
Excl. VAT
Price is for/per each
-
+
See our full range:
Description
Surelock multipoint door lock
Securing your home or commercial premises requires hardware that balances robust physical protection with smooth operational performance. The Surelock multipoint door lock represents a precision engineered solution for those seeking to restore or upgrade the locking integrity of their entryways. This versatile mechanism is specifically crafted to serve as a reliable replacement for ageing or faulty systems that no longer provide the peace of mind you deserve.
By choosing this high quality unit from Doorfit, you are investing in a product that prioritises structural longevity and security. Whether you are a professional locksmith or a dedicated homeowner completing a weekend repair, this hardware simplifies the process while maintaining strict compliance with modern security expectations.
Understanding the mechanical advantage
At the core of this system is a sophisticated gear box and locking array designed to distribute force across the door frame. When you engage the handle, the internal mechanism transforms simple rotational energy into linear motion, driving the hooks and rollers into their respective keeps. This distribution of load is critical for preventing warping or bowing in timber or composite doors over time.
The physics of this device rely on equalisation of tension across the vertical axis of the door leaf. By using two hook bolts and two rollers, this model ensures that the door remains held firmly against the weather seals. This contact eliminates gaps that often allow for draughts or moisture ingress, thereby protecting the door structure from seasonal thermal expansion and contraction.
Operational workflow and installation
The installation process for this repair kit has been streamlined to accommodate various door heights and configurations. Because this item arrives as a three piece set, it offers the flexibility required to adjust the system to match your specific dimensions. Following a logical sequence is the best way to achieve a perfect finish.
- Measure the height of your existing door leaf and the positioning of your current keeps to confirm compatibility with the 1470mm hook spacing.
- Slide the individual components together to create the full length assembly required for your specific door model.
- Carefully cut the excess metal from the top and bottom sections using appropriate cutting tools to ensure the hooks and rollers sit perfectly within their keeps.
- Insert the assembled unit into the Eurogroove of your door and secure it using the provided fixing points.
- Test the handle operation multiple times before finalising the screw fixings to ensure that the hook deployment is smooth and free from friction.
When you operate the handle to lock the door, the Surelock multipoint door lock engages with a satisfying mechanical click. This indicates that the deadlocking action has reached its full extension. For daily use, simply lift the handle to secure the points and turn your key to activate the internal block, which prevents the handle from being depressed by an intruder.
Ergonomics and safety compliance
Security hardware should never require excessive force to operate. This unit has been designed to reduce physical strain on the user by optimising the gear ratio within the central gearbox. The internal spring mechanism assists the return of the handle, ensuring that the interface remains comfortable for people of all ages and physical abilities.
Safety compliance in residential and commercial settings often mandates that a door must remain sealed and secure during fire or intrusion attempts. The multi-point engagement provided by this item ensures that even under significant physical pressure, the door remains firmly anchored to the frame. By reducing the likelihood of operational errors, such as failing to fully engage the latch, the system provides a consistent level of safety that protects the household.
Long term value and commercial ROI
Investing in a premium repair mechanism is a decision that pays dividends over the lifecycle of the door. Cheaper, lower grade locks often fail within a few years due to material fatigue, leading to costly call-out fees or, in worst-case scenarios, the need to replace the entire door assembly.
Choosing this robust model minimises your long term maintenance overheads by utilising high grade steel and corrosion resistant finishes. This hardware is built to withstand thousands of cycles without losing its tolerance or security rating. By maintaining the integrity of the door assembly, you effectively protect your valuable assets from unauthorised access while simultaneously improving the energy efficiency of your property through a tighter seal.
Pro tip for installation: Always lubricate the internal moving parts of the multipoint lock with a silicone based spray during installation. This simple step ensures that the mechanism slides effortlessly through its cycle, significantly extending the life of the internal spring and gearbox. Avoid using heavy greases that may attract dust and debris over time.
Technical specifications
To ensure this component is the right fit for your project, please refer to the table below for the precise engineering dimensions. Always verify your existing door measurements against these specifications before commencing your repair work.
| Specification Detail | Measurement Value |
|---|---|
| Backset measurement | 35mm |
| Centres (PZ) | 92mm |
| Distance between hooks | 1470mm |
| Locking points | 2 hooks and 2 rollers |
| System type | Three piece modular repair lock |
| Construction material | High grade galvanised steel |
The 92mm centres measurement is the industry standard for most modern residential doors, ensuring that this unit will integrate seamlessly with your existing handle set. The 35mm backset is equally common, providing enough clearance for the gearbox to sit within the door profile without interfering with the internal door structure. Whether you are replacing a worn out part or upgrading to a more secure configuration, this model offers the versatility needed for a wide range of door thicknesses and materials.
The use of Surelock multipoint door lock technology in your home or office serves as a primary deterrent against physical intrusion. Criminals often bypass doors that appear to have weak locking points, opting instead for easier targets. By installing this system, you project a standard of security that makes your property a much more difficult target. Furthermore, the ability to cut the unit to size ensures that you do not need to hunt for obsolete parts, saving you time and money during the repair process.
We invite you to browse our full range of door furniture and repair kits if you require matching hardware such as handles, hinges, or weather seals to complete your project. Our team at Doorfit is dedicated to providing high quality solutions for all your ironmongery requirements. Should you need further guidance on selecting the correct lock for your specific door, please refer to our online resources or reach out to our customer support team for expert advice. Secure your premises today with the confidence that comes from using industry-leading, reliable security hardware.
Specification
| Guarantee | 12 Months |
|---|---|
| Lock Type | Multipoint |
| Lock Operation | Euro Cylinder |
| Lock Backset | 35 |
| Lock Centres | 92mm |
| Follower Size (mm) | 8 |
| Mechanism | 2 Rollers - 2 Hooks |
| Door Material Suitability | UPVC |
| Max Door Thickness (mm) | 65 |
| Forend Finish | Stainless Steel |