Spira Brass 5 Lever BS3621 Dead Lock - 63mm - Silver
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Product Information
Full details
The Spira Brass 5 Lever BS3621 Dead Lock is designed for homeowners and contractors seeking a reliable, fire-rated security solution for residential doors. Its primary benefit is providing robust protection through a high-quality 5-lever mechanism that meets rigorous security standards. While it offers excellent durability, users should ensure their door thickness is compatible with the 63mm size before purchase to avoid installation issues.
All features
| Colour | Silver |
|---|---|
| Model Part Number | BS3621 |
| Brand | SPIRA BRASS |
Extended Product Information
FAQs
Is this lock suitable for fire doors?
Yes, this model is fire-rated and designed to maintain the integrity of fire door assemblies.
Does this lock meet insurance requirements?
It is BS3621 certified, which is the standard often required by home insurance providers for external doors.
What is the backset size of this lock?
This model features a 63mm size (case size), which is standard for many residential door applications.
Can I get more keys cut?
Yes, standard locksmiths can replicate these keys, though using the original factory keys is recommended for initial testing.
Does the package include the strike plate?
The unit includes the necessary fixing screws and core lock assembly; ensure your existing frame has a suitable strike plate mortise.
Troubleshooting
Key does not turn smoothly
Check if the lock is misaligned in the door mortise or if debris has entered the keyway; apply a dry silicone lubricant if necessary.
Bolt does not fully extend into the strike plate
Verify that the door is hanging square and that the strike plate is properly aligned with the bolt location.
Pros and Cons
Pros
- Certified security rating (BS3621)
- Includes essential mounting hardware
- Suitable for fire-rated door applications
- Sturdy and reliable internal mechanism
Cons
- Specific 63mm size may not fit all door types
- Requires professional installation for optimal security
- Limited to two keys out of the box
Setup, Compatibility & Care
To install, ensure your door is prepared for a 63mm deadlock mortise. Use the included fixing screws to secure the faceplate and casing. Since this is a precision-engineered security device, avoid using excessive force or abrasive cleaners. Periodic checks of the locking mechanism are recommended to ensure smooth operation. To maintain the silver finish, wipe down with a soft, dry cloth; avoid harsh chemicals that could compromise the metal plating.