Cost Guides
London Construction Cost Guides for 2026
Real per-square-metre price bands, worked examples and cost drivers for house refurbishment, flat renovation, roofing and repair work across London. Every figure is a typical market range for guidance, not a fixed quote — request a free survey from Lian Construction for pricing specific to your property.
9 min read
House Refurbishment Cost London: Full Breakdown (2026 Guide)
How much does a full house refurbishment cost in London in 2026? Per-sqm price bands, inner vs outer London premiums, and what actually drives the budget.
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Flat Renovation Cost London 2026: What to Expect
How much does flat renovation cost in London in 2026? 1-bed and 2-bed price guides, leasehold considerations and per-sqm cost bands for full renovation.
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Ceiling Water Damage Repair Cost in London
How much does ceiling water damage repair cost in London? Typical price ranges, why you must fix the leak first, and drying times before replastering.
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Roof Replacement Cost London 2026: Pitched, Flat, Tile & Slate
How much does roof replacement cost in London in 2026? Pitched, flat, tile and slate price guides, insulation upgrade advice and signs a roof needs replacing.
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How Much Does Plasterboard Repair Cost in London?
How much does plasterboard repair cost in London? Small hole patches, full ceiling reinstatement, leak-damaged board replacement and partition repairs.
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Signs Your Roof Needs Replacing: A London Homeowner's Guide
How to tell if your London roof needs replacing rather than repairing: visible warning signs, period-property specifics, and what a professional survey checks.
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Property Refurbishment vs Renovation: What's the Difference?
Refurbishment and renovation aren't the same scope of work. How the terms differ, when each applies, and how scope affects planning and budget.
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How to Find a Reliable Builder in London
A practical vetting checklist for finding a reliable builder in London: reviews, quotes, insurance, payment stages and red flags to avoid.
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Heritage Roofing in London: Conservation Area Rules Explained
General guidance on conservation area and listed building rules for roofing work in London: Article 4 directions, consent and material matching.
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Chimney Breast Removal Cost London (2026 Guide)
Chimney breast removal cost in London 2026: single-storey and full-stack prices, structural support rules and party wall considerations.
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Artex Removal Cost London (2026 Guide)
Artex removal cost in London 2026: price per sqm, the asbestos testing rule for pre-2000 ceilings, and the three removal methods explained.
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Knock-Through & Steel Beam (RSJ) Cost London (2026 Guide)
Knock-through and steel beam (RSJ) cost in London 2026: simple openings, structural knock-throughs, and the engineer and building control process.
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Damp Proofing Cost London (2026 Guide)
Damp proofing cost in London 2026: survey and treatment prices, why Victorian terraces are prone to damp, and how to diagnose the cause correctly.
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These guides give typical London market ranges. For a written quote, send the site address, photos if available, and the work you need to Lian Construction.