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Compare free conservatory roof repair quotes from Merthyr Tydfil roofers. Covering Penydarren, Dowlais, Gurnos, Twynyrodyn, Georgetown, Abercanaid...
Updated: 12 Aug 2026
12 Aug 2026
Urgent: Leak at Glazing Bar — Polycarbonate, approx. 12 square metres (Penydarren). Cracked panel near ridge after impact. Rear garden only, narrow ladder access.
8 Aug 2026
Annual Box Gutter Service — Box Gutter / Drainage, 6m² (Vaynor). Bird nesting material blocking weirs. Steep garden slope complicates ladder setup.
7 Aug 2026
Overheating/Noise – Panel Upgrade Advice — Polycarbonate, small roof (10m²) (Vaynor). Noise transmission in heavy rain – seek damping options. Rear garden only, narrow ladder access.
4 Aug 2026
Glass Unit Repack & Reseal — Glass, small roof (6m²) (Georgetown). Pooling water around box gutter outlet. Access via side gate, limited space for tower. issue highlighted during routine insurance check.
1 Aug 2026
Polycarbonate Panel Replacement — Polycarbonate, about 18m² (Abercanaid). Panel slipped under storm load. Scaffold tower likely (two-storey rear). appeared suddenly after recent heatwave.
31 Jul 2026
Twynyrodyn: Replace Perished Gaskets on approx. 24 square metres Gaskets & Trims (uPVC) (Lean-to). Missing clips allowing cap lift. Front driveway, easy ladder access. Small business owner needs urgent repair.
27 Jul 2026
Troedyrhiw: Urgent: uPVC Trims – Reclip & Seal on approx. 10 square metres Gaskets & Trims (uPVC) (T-shaped). Water marks on interior blinds/curtains. Narrow side passage; debris removal tricky. Request from landlord of rental property.
26 Jul 2026
Step Flashing Repair — Flashing / Wall Abutment (P-shaped), about 24m² (Abercanaid). Leaks appearing only in heavy downpours. Neighbour access arranged. Ongoing maintenance request.
25 Jul 2026
Heolgerrig: Lantern Base Seal Renewal on 18m² Lantern / Skylight. General ageing of seals and trims. Through garage, internal ladder route. worsened over the past month.
20 Jul 2026
Cavity Tray Check Above Roofline (Lean-to) in Georgetown on approx. 14 square metres Flashing / Wall Abutment conservatory roof. Issue: Cavity tray suspected missing above connection. Access: Conservatory roof fragile - boards required.
18 Jul 2026
Troedyrhiw: Polycarbonate Roof Leak Investigation on larger roof (~16m²) Polycarbonate (Edwardian). Blocked gutters/downpipes after storms. Full scaffold needed due to height/obstructions. noticed while cleaning roof panels.
18 Jul 2026
Inspection: Capping Strip Repair — Gaskets & Trims (uPVC) (T-shaped), about 16m² (Penydarren). Blocked gutters/downpipes after storms. Access via side gate, limited space for tower. only apparent after snow melt. Insurance inspection pending.
| 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 |
|---|---|---|
| Lantern / Skylight | 6 | 20% |
| Flashing / Wall Abutment | 6 | 20% |
| Tiled Warm Roof | 6 | 20% |
| Box Gutter / Drainage | 2 | 7% |
| Gaskets & Trims (uPVC) | 5 | 17% |
| Polycarbonate | 4 | 13% |
| Glass | 1 | 3% |
(Number of quote requests received in and around Merthyr Tydfil over the previous 12 weeks)
14 Aug 2026
Localised leak on Polycarbonate traced to gasket shrinkage. Joints cleaned and re-sealed; drainage paths cleared.
| Step | Description | Minutes |
|---|---|---|
| Trace | Hose test; identify ingress point. | 19 |
| Seal | Replace/augment gaskets; apply sealant sparingly. | 26 |
| Drainage | Clear box gutter/outlets; final check. | 13 |
Estimated time: ~58 minutes
4 Aug 2026
Minor draught/leak on Glass addressed by repacking and resealing beads.
| Step | Description | Minutes |
|---|---|---|
| Check | Inspect beads; identify gaps. | 13 |
| Repack | Adjust packers; refit beads. | 17 |
| Seal | Run neat perimeter bead. | 9 |
Estimated time: ~39 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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