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Clwyd · Wales

Lintel replacement in Clwyd

Looking for lintel replacement in Clwyd? Send us photos for a free initial view. Parts of Clwyd have clay that can shrink near trees in dry spells, so we look at the ground, drains and nearby trees before recommending anything.

Guide price from£690per opening inc VAT

Window opening propped while an old concrete lintel is replaced with a steel lintel
Area
Clwyd
Pricing region
Wales
Ground
Clay in parts
Towns listed
9

How do local ground conditions affect lintel replacement in Clwyd?

The North Wales coalfield runs beneath parts of Wrexham and Flintshire, where historic workings are recorded, while the coast and vale have glacial clays and the hills are older hard rock.

Parts of Clwyd lie on a former coalfield, so a coal mining search is worth checking if movement has no obvious cause. Across Clwyd, most homes are brick colliery terraces, seaside villas in Rhyl and Colwyn Bay, and post-war estates.

Lintel replacement prices in Clwyd

Prices in Clwyd are worked out on Wales rates. They include VAT and are a starting point: access, the extent of the damage and whether an engineer or building control is involved all move the figure.

Guide prices inc VAT on Wales rates. Items marked est. are our estimates.
ItemGuide pricePer
Standard window or door opening£690 – £2,300per opening
Wide or bay openingest.£1,850 – £4,150per opening
Making good inside and outest.£140 – £550per opening

How we usually approach lintel replacement

Replacement with a cavity tray

A damp-proof membrane is laid over the new lintel with stop ends and weep holes, so water running down the cavity is directed out rather than into the house. Many older lintels were installed without one, which is often why they failed.

Best for: Cavity walls with damp above windows

Propping and needling

Adjustable props carry the wall above while the old lintel comes out. For heavier walls, short steel needles are passed through holes cut above the opening and propped on both sides, taking the load off the lintel completely. The supports stay until the new work has set.

Best for: Openings with heavy walls, upper floors or bay windows above

Like-for-like replacement

The failed lintel comes out and one of suitable type and size is bedded on mortar with adequate bearing at each end. Bricks above are relaid to match the original bond and the joints are pointed to blend with the surrounding wall.

Best for: Standard windows and doors with a single failed lintel

What happens during lintel replacement, step by step?

  1. Inspect the opening

    We look at the crack pattern, the type of lintel and what sits above it. Pictures of both faces of the window, plus any visible lintel edge, help us judge it before visiting.

  2. Remove and replace

    Brickwork is carefully taken out above the lintel, the old lintel removed and the new one bedded level on full bearings. A cavity tray goes in where relevant, then the brickwork above is relaid.

  3. Remove supports and make good

    Once the mortar has gained strength, props and needles come out and their holes are made good. Pointing, reveals and plaster are finished, and the window is refitted or checked for smooth operation.

What to look for before calling about lintel replacement

  • A diagonal crack climbing away from a window head
  • Brickwork above an opening visibly dipping in the middle
  • Soft, crumbly timber visible behind the brick face over a bay
  • Window or door frames that have started to bind or distort
Lintel replacement: masonry propped and needled while a new lintel is set on proper bearingsBEARINGNEW LINTELNEEDLEPROPSINDICATIVE · NOT TO SCALE
Lintel replacement: masonry propped and needled while a new lintel is set on proper bearings. Indicative drawing, not to scale.

Do you need approval for lintel replacement in Wales?

In Wales, the Welsh version of the Building Regulations applies. Underpinning and other work that alters or strengthens the structure needs building control approval and inspection; like-for-like repairs often do not. The Party Wall etc. Act 1996 applies to work on party walls and excavation close to a neighbour’s foundations.

Find lintel replacement in your Clwyd town

Questions about lintel replacement in Clwyd

Why do houses in Clwyd crack?

The North Wales coalfield runs beneath parts of Wrexham and Flintshire, where historic workings are recorded, while the coast and vale have glacial clays and the hills are older hard rock. Parts of Clwyd lie on a former coalfield, so a coal mining search is worth checking if movement has no obvious cause. Only an investigation on site can say why a particular building has moved.

How much will lintel replacement cost in Clwyd?

On Wales rates, lintel replacement starts from about £690 per opening, including VAT. The written price depends on the extent of the damage, access and whether an engineer or building control is needed.

Can a lintel be replaced without removing the window?

Often yes. With the wall propped or needled, the old lintel can usually be cut out above the frame. If the frame has been carrying load or the lintel sits tight on it, the window may need removing and refitting, which we include in the quote.

How long does it take to replace a lintel?

Most single lintels are replaced in one to two days. The props stay in until the mortar has gained enough strength, and wide bays or openings with both inner and outer lintels can take longer. The window can usually be used again once the supports come out.

What is a cavity tray and do I need one?

A cavity tray is a damp-proof membrane above a lintel that catches water running down inside a cavity wall and sends it out through weep holes. If your wall is cavity construction and the original lintel had no tray, fitting one with the new lintel is usually sensible.

Related work in Clwyd

Next step

Send us photos of the crack or movement

A free initial assessment from your photos, then a no-obligation written quote. If an engineer, drain survey or monitoring is needed first, we say so before you spend anything.

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