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Product Code: 50372.1
High Security Dual Front Door Lock Kit - Auto Locking BS8621 Mortice Nightlatch & BS3621 Mortice Dead Lock - Satin Brass Plated
4.9 · 1954 verified reviews Verified on Trustpilot
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:
High Security Dual Front Door Lock Kit - Auto Locking BS8621 Mortice Nightlatch & BS3621 Mortice Dead Lock
£542.00
High Security Dual Front Door Lock Kit - Auto Locking BS8621 Mortice Nightlatch & BS3621 Mortice Dead Lock
£542.00
- Free delivery over £100
- 30-day returns
- Secure checkout — Shop Pay, Klarna, Apple & Google Pay
Specifying for a project? RegAI
Speak to one of our team for advice & guidance.
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Need further information?
Contact one of the team for advice
- Call - 020 8360 7771
- Email - sales@gjohns.co.uk
Product Details
- Beautifully matching 2 lock door set - enhanced security of an automatic deadbolt combined with a high-security manual deadbolt
- High Security Dual Front Door Lock Kit
- Auto Locking
- 1 x BS8621 automatic deadbolt lock (top)
- 1 x BS3621 kitemarked manual deadbolt lock (bottom)
- Locks keyed alike, one key opens both locks
- Registered keys cannot be copied without permission
- ABS 3 star Kitemarked cylinders with 6 keys
- Snib button to temporarily disable deadbolt
Finish
- Satin Brass plated
| 50372.1 | |
| Backset |
57mm
|
| Case Width |
77.5mm
|
| Case Height |
108mm
|
| Case Thickness |
18mm
|
| To Suit Door Thickness |
44mm - 54mm
|
Standards This Product Conforms To
Insurance Compliant
- Manual deadbolt is BS3621 certified and kitemarked
- Automatic deadbolt is BS8621 certified.
Tested to British Standards
- Expertly crafted & tested 200,000 times for durability and to resist burglar attack
Registered Keys
- Secure key registration so keys can never be copied without your permission
- Free delivery on orders over £100 (£5.95 below).
- 30-day returns
Describe this product detail here.
G Johns & Sons Ltd · Est. 1888 · GAI · RegAI Registered
020 8360 7771 · sales@gjohns.co.uk
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High Security Dual Front Door Lock Kit - Auto Locking BS8621 Mortice Nightlatch & BS3621 Mortice Dead Lock - Satin Brass Plated
SKU FDSB572P3535 · External British Standard Door Locks · £542.00 inc VAT
Technical
Specification & Dimensions
Technical Drawings
Downloads
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gjohns.co.uk · © 1888–2026 G Johns & Sons Ltd.
GAI
RegAI · 1888
Why "Registered Architectural Ironmonger" matters
RegAI is the recognised professional standard for specifying door hardware — covering fire compliance, function, handing and finish. Most online sellers aren't qualified to give it. When you buy from us, a real RegAI specialist stands behind the choice, so you fit the right product first time.
Jeremy Barltrop, Registered Architectural Ironmonger
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Reference:
Established 1888 · Family run
The UK's highest-rated ironmonger — because the details are all we do.
For five generations, the Johns family has specified architectural ironmongery for period homes, heritage restorations, hotels and hospitals. We don't sell everything. our range and been specically selected with products we know and trust.
137
years, est. 1888
4.9★
3,700+ reviews
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