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Compare free conservatory roof repair quotes from Bolton roofers. Covering Farnworth, Horwich, Westhoughton, Great Lever, Tonge Moor, Little Lever...
Updated: 11 Feb 2026
11 Feb 2026
Inspection: Secure Loose Glazing Bar Cap in Horwich on about 24m² Polycarbonate conservatory roof. Issue: Condensation forming within multiwall channels. Access: Over conservatory extension — requires roof ladder. first seen this winter.
10 Feb 2026
Horwich: Skylight Condensation Investigation on approx. 12 square metres Lantern / Skylight. Difficulty closing conservatory doors after damp. Narrow side passage; debris removal tricky.
10 Feb 2026
Inspection: Low-E / Solar Control Unit Replacement — Glass, about 22m² (Breightmet). Loose packers causing rattling and draughts. Access via side gate, limited space for tower. Request from landlord of rental property.
4 Feb 2026
Fix Capillary Drip at Abutment in Deane on 10m² Flashing / Wall Abutment conservatory roof. Issue: Cavity tray suspected missing above connection. Access: Rear garden only, narrow ladder access.
3 Feb 2026
Fix Capillary Drip at Abutment — Flashing / Wall Abutment, small roof (10m²) (Halliwell). Cavity tray suspected missing above connection. Rear alley access but no vehicle parking. worsened over the past month. Request from landlord of rental property.
3 Feb 2026
Westhoughton: Inspection: Lantern Ridge & Capping Service on approx. 8 square metres Lantern / Skylight. Water marks on plastered upstand beneath lantern. Access via side gate, limited space for tower.
28 Jan 2026
Westhoughton: Counter-Flashing Install/Refix on approx. 22 square metres Flashing / Wall Abutment. Mortar failure along abutment line. Shared boundary access agreed with neighbour. noticed during recent storms. Homeowner preparing to sell.
28 Jan 2026
Astley Bridge: End Cap Replacement & Reseal on about 8m² Polycarbonate (Edwardian). UV-yellowing and brittle sheet causing leaks at fixings. Neighbour access arranged.
27 Jan 2026
Cavity Tray Check Above Roofline in Deane on small roof (8m²) Flashing / Wall Abutment conservatory roof. Issue: Open chase where roof meets house wall. Access: Front driveway, easy ladder access. became worse after summer expansion/contraction.
20 Jan 2026
Leaking Glass Conservatory Roof — Glass, approx. 16 square metres (Westhoughton). Water tracking in at top capping. Through garage, internal ladder route.
20 Jan 2026
Great Lever: Perimeter Closure Trim Renewal on approx. 24 square metres Gaskets & Trims (uPVC) (Gable-front). Blocked gutters/downpipes after storms. Access via side gate, limited space for tower.
19 Jan 2026
Polycarbonate Panel Repack & Refix in Westhoughton on larger roof (~24m²) Polycarbonate conservatory roof. Issue: Algae build-up holding moisture at joints. Access: Front driveway, easy ladder access. problem ongoing since last autumn.
| Job | Basis | Typical Range |
|---|---|---|
| Replace one polycarbonate panel | per panel | £150 - £300 |
| Replace one glass roof unit | per unit | £250 - £500 |
| Box gutter clean & reseal | job | £120 - £250 |
| Lead flashing renewal | job | £200 - £400 |
| Replace glazing bar gaskets | per bar | £80 - £150 |
| End cap replacement set | set | £60 - £120 |
| Internal reseal against leaks | job | £150 - £300 |
| Full polycarbonate roof re-sheet | 20m² | £1,800 - £2,800 |
| Lightweight tiled roof conversion | 20m² | £6,000 - £10,000 |
| Add insulation & plaster ceiling | 20m² | £1,500 - £2,500 |
Guide prices only. Actual quotes vary by access, substrate condition, detailing, and material choice.
| Type | Number | Share |
|---|---|---|
| Lantern / Skylight | 6 | 21% |
| Flashing / Wall Abutment | 6 | 21% |
| Glass | 5 | 17% |
| Box Gutter / Drainage | 3 | 10% |
| Polycarbonate | 5 | 17% |
| Tiled Warm Roof | 3 | 10% |
| Gaskets & Trims (uPVC) | 1 | 3% |
(Number of quote requests received in and around Bolton over the previous 12 weeks)
12 Feb 2026
Light clean and joint refresh to address Condensation forming within multiwall channels on Polycarbonate. Autumn/Winter weather likely contributed.
| Step | Description | Minutes |
|---|---|---|
| Clean | Warm soapy wash; rinse. | 18 |
| Joint tidy | Lift cap; wipe; re-seat and clip. | 18 |
| Seal | Seal minor gaps; inspect end tapes. | 8 |
Estimated time: ~44 minutes
5 Feb 2026
General make-good to flashing/abutment on Flashing / Wall Abutment following Cavity tray suspected missing above connection. Autumn/Winter weather likely contributed.
| Step | Description | Minutes |
|---|---|---|
| Inspect | Identify weak points. | 11 |
| Make-good | Seal/refix as required. | 19 |
| Test | Light hose test; photo log. | 9 |
Estimated time: ~39 minutes
We always recommend hiring qualified Bolton conservatory roof specialists for leaks, replacements or structural issues. For confident homeowners with the right tools and PPE, small maintenance jobs such as clearing gutters, replacing end caps, or resealing trims may sometimes be attempted yourself.
Unit 3 Bridgeman St, Bolton BL3 6BS, United Kingdom
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