Lead work in Coventry covers chimney flashings (£250–£500), valley lead (£400–£900) and full chimney re-leads (£500–£900) in correct code 4 and 5 lead. We have specialist period property experience. NFRC registered with a 10-year guarantee. Call 0247 798 1271 for a free survey.
Lead Work & Flashing — Coventry
Lead Work & Flashing Across Coventry and Warwickshire
Lead flashing failure is the most common cause of water ingress on Coventry's all Coventry housing types. The thermal cycling in the West Midlands climate — cold wet winters followed by warm summers — works the lead progressively over decades. On CV1 properties built before 1970, lead flashings at chimney bases and party wall abutments have been cycling for 50–80 years. Step flashings eventually crack at the folds, soakers corrode through, and the mortar that wedges the flashing into the brick joint erodes away. The result is a gap that water exploits every time it rains.
Chimney Lead Flashing — The Most Common Lead Repair in Coventry
The chimney base flashing is the most failure-prone lead detail on any CV1 property. It spans the junction between the tile course and the chimney brickwork — a point of constant movement as the chimney and roof structure expand and contract at different rates. We re-lead chimney flashings in code 4 lead as a minimum, dressed correctly with correct lap dimensions and wedged into a raked mortar joint — not surface-fixed with silicone, which is a temporary fix that lasts 2–3 years at best.
Valley Lead and Party Wall Abutments in Coventry
Valley lead failure on Coventry's all Coventry housing types is a slower failure mode than chimney flashing but equally damaging when it occurs. Original lead valleys on Victorian and Edwardian properties in CV1 have often been in place for 80–100 years and are reaching the end of design life. We replace valley lead in code 5 with correct thermal movement joints — continuous lead without joints will buckle in summer heat and crack at the bends in winter.
Specification and Codes — Why It Matters in Coventry
The code designation of lead (code 3, 4, 5, 6, 7) determines its thickness and therefore its design life and application suitability. Code 4 (1.8mm) is the minimum for chimney flashings on CV1 properties. Code 5 (2.24mm) is correct for valleys. Using under-specified lead — code 3 is occasionally substituted by roofers cutting costs — significantly shortens service life. We specify the correct code for every application and confirm this in the quote.
Getting a Free Survey in Coventry
Call 0247 798 1271 to arrange a free roof survey anywhere across Coventry and the surrounding CV, LE, B and Warwickshire postcodes. We carry out surveys within 2–3 working days and provide a written condition report covering current state, estimated remaining service life, and all available options at each maintenance threshold. There is no obligation to proceed with any work following a survey.
All roofing work we carry out is backed by a 10-year written workmanship guarantee. We are NFRC registered, carry £5m public liability insurance, and have been carrying out roofing work across the Coventry area for over 20 years. Written, itemised quotes are provided before any work is agreed — no verbal estimates, no surprise additions to the final invoice.
Roofing emergencies are handled 24 hours a day, 7 days a week. Storm damage, sudden water ingress, displaced structural roof elements and chimney concerns are all treated as emergency call-outs. We aim to be on site within 2–4 hours for genuine roofing emergencies across all the postcodes we serve.
Lead Work on Coventry’s Victorian and Edwardian Stock
The concentration of Victorian and Edwardian terraces in Earlsdon, Hillfields and parts of Foleshill makes lead work one of the most common specialist roofing tasks across central Coventry postcodes. Original lead flashings on properties built between 1880 and 1914 are now 110–145 years old. Where they were installed correctly in code 4 or 5 lead with proper thermal movement joints, many remain serviceable — but the mortar that fixes them into the brick joint has almost universally eroded, and re-wedging and repointing is required even on flashings that are structurally sound.
Properties on north-facing slopes in Coventry — common in the valley-influenced streets of Earlsdon and around the lower parts of Hillfields — see lead flashings that stay cold and damp for longer periods than south-facing equivalents. The reduced thermal cycling slightly extends lead life on north-facing positions, but the persistent damp accelerates mortar erosion at the fixing points. Assessment at survey distinguishes these cases.
Lead Code Specification — What We Always Confirm
We confirm lead code specification in every written quote for lead work across Coventry. Code 4 (1.8mm) for chimney flashings and abutments as a minimum; code 5 (2.24mm) for valleys and exposed horizontal applications. We do not use code 3 lead on residential roofing — its design life in the applications described above is too short to justify the modest cost saving. If a roofer quotes for lead work in Coventry without specifying the code, ask them to confirm it in writing.
Lead flashing detail — step flashing, soakers and valley lead">