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Our Price:  £162.30

Part Number:  3M51S
Brand:  Union


Product Dimensions

  • Please see Technical Image for detailed sizing information

Product Features

  • Anti pick
  • Anti saw
  • EN 1634-1 assessed for use on 60 minute timber fire doors
  • 56mm centres
  • For use on sliding doors which require an automatic closing action
  • Suitable for use on doors with a thickness of up to 50mm
  • Only available in Painted Gold finish

Product Operation

  • Hookbolt is operated by key from either side
  • A Projecting stump on the lock engages to prevent the door from being lifted

When will my order be delivered?

For UK Mainland, orders are usually delivered the next day if ordered before 15:00, however, they could take up to 3 days. Orders to the Republic of Ireland, Northern Ireland, Scottish Isles, Scottish Highlands, Guernsey and Jersey are delivered within 2 - 5 days.  If you require a Guaranteed Next Day Delivery, we do offer a Before 10:00 and a Before 12:00 Option for UK Mainland only. See our Delivery & Returns Policy for more information.

Orders are subject to stock

How much will I pay for delivery?

Delivery to UK Mainland is charged at £4.95 for orders under £100 and is free for orders over £100.

Deliveries to the following destinations is charged at £16.50 for orders under £150 and is free for orders over £150.

Republic of Ireland, Northern Ireland, Scottish Isles, Scottish Highlands, Jersey & Guernsey. 

Items are delivered by a reputable courier service which means they are fully trackable and require a signature upon delivery. This is our preferred method as we can guarantee that  you will receive your items within a specific time frame and vastly reduces the risk of items being lost in transit.  Note: We do not profit from our postage and packaging costs,  In fact, postage costs are subsidised by Online Lock and Safe Centre.

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