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🧱 Chimney Repairs — Corsham

Chimney Repairs Corsham

Specialist chimney repairs in Corsham — repointing, lead reflashing, flaunching and pot replacement. Lime mortar on historic stock. Free no-obligation quotes, no call-out fees.

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20+
Years Local
143
5★ Reviews
Free
Quotes
Lime
Mortar Available

In short: Chimney Repairs in Corsham: Chimney repairs run £150–£800+ depending on scope. We cover Corsham and the surrounding SN13 area with free quotes, no call-out fee, and a 10-year workmanship guarantee. Most chimney leaks come from failed flashing, cracked flaunching or eroded pointing.

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Chimney Repairs in Corsham

Chimney Repairs in Corsham

All chimney repairs work across Corsham and surrounding Wiltshire — same local team, same standards, same guarantee as our Chippenham base.

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Chimney Repointing

Mortar raked out and replaced in correct specification — NHL lime on historic masonry, flexible mortar on modern brick. Four sides, full height. Scaffold included.

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⬤

Lead Reflashing

Step flashings, soakers, apron and back gutter replacement in code 4 or 5 lead. Correctly cut and dressed — not sealant over existing flashing.

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🏠

Flaunching Replacement

Cracked flaunching (the mortar bed securing chimney pots) replaced in appropriate mortar. Pots inspected and replaced where broken.

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📌

Pot Replacement

Chimney pot replacement, cowl fitting and anti-bird guards. We match original pot profiles on period properties where appropriate.

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◯

Stack Removal

Full chimney stack removal to roof level where the stack is redundant, structurally compromised, or creating maintenance problems. Slate or tile repair to close the opening.

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⚡

Emergency Chimney

Sudden flashing failure, structural stack movement, pot displacement. Emergency assessment same day — temporary make-safe applied, permanent repair scheduled.

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Why Corsham Specifically

Chimney Repairs in Corsham — What Makes This Location Different

Local Climate and Exposure

Corsham's conservation area and Bath stone properties retain moisture differently to modern brick — damp penetration from failed mortar is faster on porous limestone. For chimney repairs work in Corsham, this means specification choices that reflect the actual conditions rather than generic Wiltshire averages.

Housing Stock Profile

Victorian and Edwardian terraces on the High Street and Lacock Road dominate the repair profile. We are 3 miles west from Corsham — 8 minutes — with no travel surcharge and same local knowledge that applies to every property type in this area.

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Do you need this?

Signs You Need Chimney Repairs in Corsham

Most chimney leaks come from failed flashing, cracked flaunching or eroded pointing in Corsham. Corsham is a Bath-stone conservation town — honey-coloured ashlar terraces, stone-slate and clay roofs, and the historic weavers' cottages around the High Street and Pickwick. On this kind of stock, the common problems are failed lime pointing on Bath-stone stacks, slipped stone slates, and conservation-grade repairs on the listed cottages — and knowing which you are dealing with is the difference between a lasting fix and money wasted.

Chimney Repairs technical diagram for Corsham
National roofing standards illustrated. We advise on your specific Corsham roof after a free survey.
Local Knowledge

Chimney Repairs in Corsham

Chimney repairs in Corsham's conservation area require lime mortar as standard — Bath stone and the local brick used on Victorian properties require NHL hydraulic lime, not cement. Cement pointing causes irreversible spalling on soft historic masonry and will be flagged by the Conservation Officer on any subsequent inspection. We carry lime mortar as standard stock for Corsham chimney visits and never use cement on historic masonry.

Lead flashing failures are the most common chimney repair call from Corsham — step flashings, soakers and apron flashings on clay plain tile roofs that have reached or exceeded their service life. We replace in code 4 lead as standard, code 5 on wider stacks and parapet gutters. All chimney work includes a visual inspection of the stack, pot and flaunching during the visit.

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📍 Serving Corsham, Wiltshire
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📌 3 miles west (8 minutes from Chippenham)
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📍 All Services in Corsham
The process

How Chimney Repairs Works in Corsham

1. Inspect from access

We assess the stack, pots, flaunching and flashing from scaffold or tower — not from the ground.

2. Diagnose the leak

We identify which of the three common failure points is letting water in — often more than one.

3. Written quote

A fixed price with repointing, flaunching, flashing and cowls itemised separately.

4. The work

Failed elements renewed — lime mortar on period stacks, flexible mortar on post-war.

5. Sign-off & guarantee

The stack is left weathertight, with patination oil on any new lead, and guaranteed.

Timescales

How Long Chimney Repairs Takes

JobTypical duration
Flashing renewalhalf to full day
New flaunchinghalf day
Full stack repoint1–2 days
Cowl supply & fit1–2 hours
Chimney rebuild (above roofline)2–4 days

Lime mortar on period stacks needs frost-free conditions to cure, so deep-winter repointing is weather-scheduled.

Access

Access, Scaffold & Permits in Corsham

Corsham's stone-built town-centre terraces have no rear access and sit in a conservation area, so materials pass over the front and matching stone slate or natural materials are often required. Pavement scaffold and skip permits in Corsham go through Wiltshire Council; on tight streets like Pickwick Road, the High Street, Priory Street we allow extra time for setup and access.

Pricing

Chimney Repairs Prices in Corsham

Chimney repairs run £150–£800+ depending on scope. Corsham pricing tracks Chippenham, adjusted for access on Corsham's stock.

JobTypical rangeNotes
Flashing renewal£350–£700Code 4 lead
New flaunching£200–£400Secures the pots
Full stack repoint£150–£800+Scope-dependent
Cowl supply & fit£80–£200Anti-downdraught or capping
Chimney capping (redundant)£250–£600Ventilated seal
Repoint + flaunch + cowl£500–£800Combined

No deposit on jobs under £500. VAT included. Payment on completion. On larger stack rebuilds, no payment before materials are on site.

Covering SN13 and surrounding postcodes.

Guarantee

Your Corsham Guarantee

Workmanship carries our 10-year guarantee; new lead and pots carry manufacturer warranties, and lime repointing on period stacks is done to conservation standard.

Pricing Guide

Chimney Repair Costs in Corsham

Chimney Repoint

£300–£600
Four sides, lime mortar, scaffold included.

Lead Reflash

£350–£700
Step, soaker and apron. Code 4 lead.

Flaunching

£200–£400
Per stack, includes pot inspection.

Full Chimney

£700–£1,200
Repoint + reflash + flaunching combined.
Good to know

Living Around the Work

Scaffold for a day or two and some noise during raking-out; we sheet the roof below and clear all debris and old mortar. You do not need to stay home for external work.

Chimney repairs run year-round except hard frost for lime mortar; we make safe and reschedule if the weather won't let mortar cure. Corsham sits on the higher ground west of Chippenham, exposed to the prevailing south-westerlies coming off the Bath hills.

Customer Reviews

Chimney Repairs Reviews — Corsham

★★★★★

"Chimney repointing on Victorian terrace — NHL lime throughout, lime sand colour-matched to original. Conservation Officer confirmed the work met requirements at subsequent inspection."

P. Hale · High Street, Corsham
★★★★★

"Lead valley and apron flashing replaced on a clay plain tile property. Code 4 lead, correctly dressed. Dry through two winters — the previous patch job had failed within a year."

F. Whitmore · Lacock Road, Corsham
★★★★★

"Flaunching cracked on both chimney pots — water getting into the stack. New flaunching in appropriate mortar, pots inspected and sound. Job done in half a day."

B. Carver · Pickwick, Corsham
FAQ

Common Questions

Always on conservation area and historic properties. NHL 2.5 or 3.5 hydraulic lime appropriate to the masonry — never cement on Bath stone, Cotswold limestone or original soft brick.

Full chimney repoint (four sides): £300–£600. Lead reflash: £350–£700. Flaunching replacement: £200–£400. All include scaffold where required. Free written quote — call 01249 247 076.

Open mortar joints, efflorescence (white salt staining), damp patches on the chimney breast inside, or ridge tiles slipping at the chimney junction are all indicators. We offer free chimney surveys — many issues aren't visible from ground level.

Like-for-like repointing in appropriate mortar doesn't require consent. Changes to chimney height, stack removal, or any alteration to a listed building requires listed building consent. We advise during the free survey.

Yes — pot replacement, flaunching renewal and cowl fitting are all part of our chimney service. We match original pot profiles on period properties where appropriate.

We inspect the accessible stack and pot externally and check the flue opening at the top. Internal flue inspection requires a chimney camera — we can arrange this if suspected blockage or flue damage is a concern.

Corsham is 3 miles — 8 minutes. Emergency chimney response typically within 2 hours, 24/7. Call 01249 247 076.

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Last updated: August 2026

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