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Compare free conservatory roof repair quotes from Merthyr Tydfil roofers. Covering Penydarren, Dowlais, Gurnos, Twynyrodyn, Georgetown, Abercanaid...
Updated: 28 Jun 2026
28 Jun 2026
Wind Noise – Lantern Cap Adjustment in Penydarren on approx. 16 square metres Lantern / Skylight conservatory roof. Issue: Leak at lantern base due to failed seal. Access: Narrow side passage; debris removal tricky. Homeowner preparing to sell.
24 Jun 2026
Inspection: Underlay Patch & Rebatten (localised) — Tiled Warm Roof, approx. 18 square metres (Dowlais). Fixings backed out on south-facing pitch. Access only via conservatory itself (internal).
24 Jun 2026
Step Flashing Repair in Penydarren on about 14m² Flashing / Wall Abutment (Lean-to) conservatory roof. Issue: Noisy rain on polycarbonate reported. Access: Shared boundary access agreed with neighbour. leak only visible during prolonged downpours. Insurance inspection pending.
20 Jun 2026
Downpipe/Spout Unblock & Test — Box Gutter / Drainage, about 15m² (Troedyrhiw). Leaks appearing only in heavy downpours. Over conservatory extension — requires roof ladder.
19 Jun 2026
Vaynor: Fix Capillary Drip at Abutment on about 8m² Flashing / Wall Abutment. Sealant-only detail failing at movement joint. Access via side gate, limited space for tower.
17 Jun 2026
Skylight Flashing Reseal in Dowlais on 18m² Lantern / Skylight (Edwardian) conservatory roof. Issue: Draughts at roof edge or vent. Access: Steep garden slope complicates ladder setup. appeared suddenly after recent heatwave.
14 Jun 2026
Warm Roof Leak Investigation — Tiled Warm Roof, about 20m² (Twynyrodyn). Draughts at roof edge or vent. Front driveway, easy ladder access. only apparent after snow melt.
11 Jun 2026
Lantern Roof Leak Repair — Lantern / Skylight, larger roof (~15m²) (Heolgerrig). Water marks on plastered upstand beneath lantern. Conservatory roof fragile - boards required. Ongoing maintenance request.
10 Jun 2026
Twynyrodyn: Replace Damaged Verge Trim (Edwardian) on larger roof (~20m²) Tiled Warm Roof (P-shaped). Loose or rattling roof components in wind. Conservatory roof fragile - boards required.
6 Jun 2026
Wall Abutment Re-seal in Troedyrhiw on about 15m² Flashing / Wall Abutment conservatory roof. Issue: Mortar failure along abutment line. Access: Over conservatory extension — requires roof ladder. Request from landlord of rental property.
5 Jun 2026
Replace Lantern Glass Unit in Heolgerrig on approx. 22 square metres Lantern / Skylight conservatory roof. Issue: Leaks appearing only in heavy downpours. Access: Front driveway, easy ladder access. recurring issue despite previous patch.
3 Jun 2026
Wall Abutment Re-seal in Dowlais on approx. 12 square metres Flashing / Wall Abutment (Edwardian) conservatory roof. Issue: Overheating during summer afternoons. Access: Rear garden only, narrow ladder access.
| Job | Basis | Typical Range |
|---|---|---|
| Replace one polycarbonate panel | per panel | £140 - £279 |
| Replace one glass roof unit | per unit | £233 - £465 |
| Box gutter clean & reseal | job | £112 - £233 |
| Lead flashing renewal | job | £186 - £372 |
| Replace glazing bar gaskets | per bar | £74 - £140 |
| End cap replacement set | set | £56 - £112 |
| Internal reseal against leaks | job | £140 - £279 |
| Full polycarbonate roof re-sheet | 20m² | £1,674 - £2,604 |
| Lightweight tiled roof conversion | 20m² | £5,580 - £9,300 |
| Add insulation & plaster ceiling | 20m² | £1,395 - £2,325 |
Guide prices only. Actual quotes vary by access, substrate condition, detailing, and material choice.
| Type | Number | Share |
|---|---|---|
| Glass | 2 | 7% |
| Box Gutter / Drainage | 5 | 17% |
| Gaskets & Trims (uPVC) | 1 | 3% |
| Tiled Warm Roof | 7 | 23% |
| Lantern / Skylight | 6 | 20% |
| Flashing / Wall Abutment | 8 | 27% |
| Polycarbonate | 1 | 3% |
(Number of quote requests received in and around Merthyr Tydfil over the previous 12 weeks)
27 Jun 2026
Localised leak on Tiled Warm Roof traced to eaves trim; resealed and fasteners tightened.
| Step | Description | Minutes |
|---|---|---|
| Trace | Hose test; isolate source. | 18 |
| Reseal | Apply sealant; replace failed strip. | 20 |
| QA | Re-test; photo log. | 13 |
Estimated time: ~51 minutes
17 Jun 2026
Localised leak on Tiled Warm Roof traced to eaves trim; resealed and fasteners tightened.
| Step | Description | Minutes |
|---|---|---|
| Trace | Hose test; isolate source. | 12 |
| Reseal | Apply sealant; replace failed strip. | 22 |
| QA | Re-test; photo log. | 8 |
Estimated time: ~42 minutes
We always recommend hiring qualified Merthyr Tydfil 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.
We’re still gathering supplier information for Merthyr Tydfil.
In the meantime, you can search for conservatory roof suppliers in Merthyr Tydfil on Google Maps.
Note: Listings are for convenience only; we do not recommend or endorse any individual supplier.
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