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Compare free conservatory roof repair quotes from Cardiff roofers. Covering Canton, Roath, Grangetown, Llanishen, Splott, Whitchurch...
Updated: 13 May 2026
13 May 2026
Lead Flashing Renewal — Flashing / Wall Abutment, approx. 14 square metres (Ely). Loose or rattling roof components in wind. Access via side gate, limited space for tower. leak only visible during prolonged downpours.
12 May 2026
Grangetown: Broken/Slipped Roof Pane on approx. 9 square metres Glass. Degraded perimeter sealant along glass edge. Access only via conservatory itself (internal).
11 May 2026
Chase & Repoint Abutment — Flashing / Wall Abutment, about 16m² (Cathays). Staining on internal reveal at abutment. Access via side gate, limited space for tower. after last week’s heavy rain. Request from landlord of rental property.
6 May 2026
Skylight Flashing Reseal — Lantern / Skylight (Edwardian), 12m² (Ely). Leak at lantern base due to failed seal. Over conservatory extension — requires roof ladder. Insurance inspection pending.
5 May 2026
Pontcanna: Safety Glass Upgrade (where required) on 9m² Glass (T-shaped). Degraded perimeter sealant along glass edge. Tight courtyard – debris removal by hand. first seen this winter.
3 May 2026
Safety Glass Upgrade (where required) in Pontcanna on about 24m² Glass conservatory roof. Issue: Water tracking in at top capping. Access: Rear garden only, narrow ladder access.
27 Apr 2026
Llandaff: Replace Perished Gaskets on about 12m² Gaskets & Trims (uPVC) (Edwardian). Green algae growth making roof slippery. Rear garden only, narrow ladder access. persistent since spring. Small business owner needs urgent repair.
23 Apr 2026
Safety Glass Upgrade (where required) in Whitchurch on larger roof (~20m²) Glass (Orangery) conservatory roof. Issue: Cracked pane near ridge. Access: Tight courtyard – debris removal by hand. after last week’s heavy rain. Request from landlord of rental property.
22 Apr 2026
Soffit/Eaves Vent Check & Clear in Heath on approx. 15 square metres Tiled Warm Roof conservatory roof. Issue: Missing or slipped lightweight tiles. Access: Access only via conservatory itself (internal). leak only visible during prolonged downpours. Small business owner needs urgent repair.
19 Apr 2026
Roath: Fit Leaf Guards to Outlets on larger roof (~14m²) Box Gutter / Drainage. Outlet pipe reduced by silt and sludge. Steep garden slope complicates ladder setup. leak only visible during prolonged downpours. Ongoing maintenance request.
18 Apr 2026
Mortar Joint Rake & Repoint — Flashing / Wall Abutment, approx. 12 square metres (Grangetown). Pooling water around box gutter outlet. Scaffold tower likely (two-storey rear). first noticed during a cold snap.
16 Apr 2026
Heath: After Storm Damage: Replace Damaged Verge Trim on about 12m² Tiled Warm Roof (Gable-front). Fixings backed out on south-facing pitch. Shared boundary access agreed with neighbour. became worse after summer expansion/contraction. Homeowner preparing to sell.
| Job | Basis | Typical Range |
|---|---|---|
| Replace one polycarbonate panel | per panel | £161 - £321 |
| Replace one glass roof unit | per unit | £268 - £535 |
| Box gutter clean & reseal | job | £128 - £268 |
| Lead flashing renewal | job | £214 - £428 |
| Replace glazing bar gaskets | per bar | £86 - £161 |
| End cap replacement set | set | £64 - £128 |
| Internal reseal against leaks | job | £161 - £321 |
| Full polycarbonate roof re-sheet | 20m² | £1,926 - £2,996 |
| Lightweight tiled roof conversion | 20m² | £6,420 - £10,700 |
| Add insulation & plaster ceiling | 20m² | £1,605 - £2,675 |
Guide prices only. Actual quotes vary by access, substrate condition, detailing, and material choice.
| Type | Number | Share |
|---|---|---|
| Lantern / Skylight | 3 | 10% |
| Tiled Warm Roof | 6 | 20% |
| Gaskets & Trims (uPVC) | 3 | 10% |
| Flashing / Wall Abutment | 7 | 23% |
| Glass | 6 | 20% |
| Polycarbonate | 2 | 7% |
| Box Gutter / Drainage | 3 | 10% |
(Number of quote requests received in and around Cardiff over the previous 12 weeks)
15 May 2026
General make-good to flashing/abutment on Flashing / Wall Abutment following Loose or rattling roof components in wind.
| Step | Description | Minutes |
|---|---|---|
| Inspect | Identify weak points. | 13 |
| Make-good | Seal/refix as required. | 17 |
| Test | Light hose test; photo log. | 13 |
Estimated time: ~43 minutes
6 May 2026
Loose capping on lantern over Lantern / Skylight re-fixed; ridge joint sealed; minor draughts eliminated.
| Step | Description | Minutes |
|---|---|---|
| Inspect | Identify loose caps/fixings. | 7 |
| Refix | Tighten; replace missing fixings. | 20 |
| Seal | Seal ridge/corners; test. | 13 |
Estimated time: ~40 minutes
We always recommend hiring qualified Cardiff 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 Cardiff.
In the meantime, you can search for conservatory roof suppliers in Cardiff on Google Maps.
Note: Listings are for convenience only; we do not recommend or endorse any individual supplier.
Barry - 6.5 miles
15 May 2026
Newport - 10.7 miles
14 May 2026
Pontypridd - 11.0 miles
14 May 2026