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Wayfair UK£6.89Visit shop 3 Lever Replacement Sash Lock
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B&Q£15.69Visit shop - Zoo 3 Lever Mortice Sashlock Stainless Steel 64mm
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The Zoo Hardware 3 Lever Replacement Lock is designed for homeowners and contractors looking for a dependable and secure solution for internal door upgrades or replacements. Featuring a solid brass latch and deadbolt, this lock provides reliable everyday security and smooth operation for standard UK-style door preparations. While it is an excellent retrofit option, please note that it is designed specifically for 3-lever applications and may not be suitable for high-security exterior entrance requirements.
| Colour | Silver |
|---|---|
| Model Part Number | ZURS364SSKA301 |
| Brand | Zoo Hardware |
Yes, it is supplied with two brass keys that are keyed alike.
No, this is a 3-lever lock intended primarily for internal doors; high-security exterior doors usually require at least a 5-lever British Standard lock.
This model is finished in a durable silver tone, consistent with standard stainless steel hardware styles.
If the lock footprint and dimensions match the standard UK specification, it serves as a direct retrofit for most common 3-lever locks.
Keep the latch clean of dust and grit; if it becomes stiff, use a small amount of dry lubricant spray.
Check that the door is not warped and that the deadbolt is perfectly aligned with the strike plate. If aligned, apply a small amount of graphite lubricant.
Ensure the handle spindle is fully seated and the return spring in the handle mechanism is functional; verify the strike plate position is not obstructing the latch tongue.
For successful installation, first ensure your current door mortise matches the dimensions required for a standard UK 3-lever sash lock. To maintain the lock's smooth operation, avoid using heavy oils or thick lubricants, as these can attract dust and debris; a light application of dry PTFE or graphite spray is recommended if the mechanism feels stiff. Regularly check that the screws on the faceplate are tight to prevent loose hardware, which can cause the latch to misalign over time. When retrofitting, always double-check the backset and the distance between the handle spindle and the keyhole to confirm it matches the Zoo Hardware specification.
