Marston 4G
- From Only: £101.34 + VAT

Many years ago this lock was the preferred choice for sheltered housing where a key was used on the outside, but could be unlocked from inside with a handle and/or turn. To assist in escape in the event of fire. This lock in not locked with a key from the inside. Not so popular these days but with the many thousands fitted in its time this lock is still... Read more »

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Ref | Product Name | Stock | Price | QuantityTap in Req. Qty |
Left Hand, Stainless Steel Finish
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£101.34 + VAT
(£121.61 inc VAT) |
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Right Hand, Stainless Steel Finish
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£101.74 + VAT
(£122.09 inc VAT) |
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Left Hand, SS Finish c/w Handles
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£135.74 + VAT
(£162.89 inc VAT) |
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Right Hand, SS Finish c/w Handles
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£135.74 + VAT
(£162.89 inc VAT) |
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Make Your Locks Last Longer! | ||||
Kaba Cleansing Silicone Lock Lubricant
- WEB PRICE INCLUDES 25% OFF!
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£13.79 + VAT
£10.34 + VAT (£12.41 inc VAT) |
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Many years ago this lock was the preferred choice for sheltered housing where a key was used on the outside, but could be unlocked from inside with a handle and/or turn. To assist in escape in the event of fire. This lock in not locked with a key from the inside. Not so popular these days but with the many thousands fitted in its time this lock is still available for new install or replacement. Watch out as these locks are handed. Because the locks key only works from the outside it allowed further space to put an extra lever in the case to increase security.
Mechanism : 6 Lever
Case Size : 78 mm
Follower : 8mm
Case Finish : Silver
Forend Finish : Stainless Steel
Keys Supplied 3 - Keying alike available and master keyed
Differs 3000
Handed
Operation :
Deadbolt is locked or unlocked by key from outside and thumbturn inside
Latchbolt withdrawn by lever handle from either side.
Features
- Supplied c/w Thumbturn and escutcheon
- NOT reversible hand must be stated when ordering
- 4GB c/w Wellington lever handles
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Our product specifications are given in good faith but can be subject to manufacturer change without notice. Should an attribute be of essense to your purchase, please feel free to contact us first for confirmation.
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brand | Union |
Keyed | KD |
Manufacturer | Union |
Backset | 51mm |
Case Depth | 78mm |
Case Height | 122mm |
Centres | 67mm |
Forend Finish | Stainless Steel |
Forend Length | 152mm |
Forend Width | 27mm |
Handing | Handed |
Mechanism | 6 Lever |
Please note: The data shown includes that of all products listed on the page, including accessories.
Please double-check with us if you're unsure of any individual product specifications.