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Union 21EU StrongBolt Euro Profile Deadlock 81mm Stainless Steel

SKU: YYL21S30
The Union 21EU StrongBOLT Euro Profile Deadlock provides high security and durability, making it ideal for timber doors up to 54mm thick. Its 14mm anti-saw brass deadbolt is locked or unlocked from either side using keys, providing secure positive deadlocking. Hardened steel pins and keyhole protection prevent forced entry by picking, while the chamfered bolt design increases lock performance under side load testing. The radius plastic splinter guard enables easy installation without the need for additional carpentry or spoiling the door edge. This 5-lever mortice lock comes with 2 keys and fixings, and features a radius inner forend for easy installation. The lock has a 57mm deep backset, making it suitable for uPVC, wood, and composite doors.
Features & benefits
  • For timber doors which are hinged whether on the left or right, up to 54mm thick.
  • Case Size: 81mm x 89mm (3in)
  • Backset: 57mm
  • 10 year guarantee
  • 14mm deadbolt for secure positive deadlocking
  • Anti-saw and anti pick feature, for ultimate peace of mind and security
  • Hardened Steel Plate to Resist Drilling
  • 1147 Key Variations Available
  • Comes with instructions and fixings. Not supplied with cylinder
  • Case size ideal for first or retro fitting
IDYYL21S30 Doors & Joinery > Ironmongery > Door Locks & Security > Union 21EU StrongBolt Euro Profile Deadlock 81mm Stainless Steel
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The Union 21EU StrongBOLT Euro Profile Deadlock provides high security and durability, making it ideal for timber doors up to 54mm thick. Its 14mm anti-saw brass deadbolt is locked or unlocked from either side using keys, providing secure positive deadlocking. Hardened steel pins and keyhole protection prevent forced entry by picking, while the chamfered bolt design increases lock performance under side load testing. The radius plastic splinter guard enables easy installation without the need for additional carpentry or spoiling the door edge. This 5-lever mortice lock comes with 2 keys and fixings, and features a radius inner forend for easy installation. The lock has a 57mm deep backset, making it suitable for uPVC, wood, and composite doors.
Features & benefits
  • For timber doors which are hinged whether on the left or right, up to 54mm thick.
  • Case Size: 81mm x 89mm (3in)
  • Backset: 57mm
  • 10 year guarantee
  • 14mm deadbolt for secure positive deadlocking
  • Anti-saw and anti pick feature, for ultimate peace of mind and security
  • Hardened Steel Plate to Resist Drilling
  • 1147 Key Variations Available
  • Comes with instructions and fixings. Not supplied with cylinder
  • Case size ideal for first or retro fitting

Specifications
Product Name Union 21EU StrongBolt Euro Profile Deadlock 81mm Stainless Steel
Brand Union
Product Type Lock Case
Manufacturer Name Assa Abloy Ltd
Manufacturer Part Number YL21EUS-SS-3.0
EAN 5011802190375
Compliance Approvals CE Marked  
Warranty Period 10  years
Materials Steel  
Range Euro  
Pack Quantity 1  
Country Of Origin Romania  
Applicable Standards certifire,en 12209,en 1634 1,ukca  
Finish Stainless Steel  
Product Width 81  mm
Product Length 168  mm
Case Size 76  mm
Bolt Throw 14  mm
Backset 57  mm
Delivery Information
Next Day Delivery Next day delivery if ordered by 10am (subject to availability and location). If you have a Jewson account, delivery is FREE on orders over £100 ex VAT*. Orders under £100 ex VAT will incur a £20 delivery charge.

If you have a web login or are checking out as a guest, orders under £200 ex VAT* will incur a £40 ex VAT delivery charge. *Excluding Tool Hire and non-standard delivery areas.
Click & Collect Collect in 15 minutes (subject to availability and location)