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10 Best High Security Locks With British Standard Certification - May 2026

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Last Updated: 27-05-2026

1

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 2.5" (68mm) Polished Brass, Insurance Approved for External Doors, British Standard BS3621:2007

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 2.5" (68mm) Polished Brass, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

9.8

9.8

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2

TSS British Standard Mortice Sash Lock 2.5" (68mm) Brass with 3 Keys and Fixings, Insurance Approved for External Doors, British Standard BS3621:2007

TSS British Standard Mortice Sash Lock 2.5" (68mm) Brass with 3 Keys and Fixings, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

9.6

9.6

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3

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 2.5" (68mm) Polished Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 2.5" (68mm) Polished Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

9.5

9.5

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4

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 2.5" (68mm) Satin Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 2.5" (68mm) Satin Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

9.2

9.2

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5

EuroArt British Standard High Security Nightlatch Door Lock 60mm Backset Black Finish Heavy Duty External Door Security Lock Boxed Packing

EuroArt British Standard High Security Nightlatch Door Lock 60mm Backset Black Finish Heavy Duty External Door Security Lock Boxed Packing

EUROART

9.1

9.1

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6

Burg Wachter 200D Duo Keyed Alike 16mm Heavy Duty D-Lock Padlock – Sold Secure Diamond & Gold Rated Bike Motorcycle Ebike Scooter Security Lock

Burg Wachter 200D Duo Keyed Alike 16mm Heavy Duty D-Lock Padlock – Sold Secure Diamond & Gold Rated Bike Motorcycle Ebike Scooter Security Lock

Burg-Wächter

8.8

8.8

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7

TSS High Security 5 Lever British Standard Mortice Sashlock with 3 Keys and Fixings, 3" (81mm) Polished Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS High Security 5 Lever British Standard Mortice Sashlock with 3 Keys and Fixings, 3" (81mm) Polished Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

8.6

8.6

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8

TSS High Security 5 Lever British Standard Mortice Sashlock with 3 Keys and Fixings, 3" (81mm) Polished Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS High Security 5 Lever British Standard Mortice Sashlock with 3 Keys and Fixings, 3" (81mm) Polished Chrome, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

8.4

8.4

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9

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 3" (81mm) Polished Brass, Insurance Approved for External Doors, British Standard BS3621:2007

TSS High Security 5 Lever British Standard Mortice Deadlock with 3 Keys and Fixings, 3" (81mm) Polished Brass, Insurance Approved for External Doors, British Standard BS3621:2007

TSS

8.2

8.2

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10

Yale B-BS1-CH-CH-60 BS1 British Standard Nightlatch, High Security Approved by Insurance Companies, Polished Chrome, 60 mm

Yale B-BS1-CH-CH-60 BS1 British Standard Nightlatch, High Security Approved by Insurance Companies, Polished Chrome, 60 mm

Yale

8.1

8.1

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