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Compare free conservatory roof repair quotes from Cardiff roofers. Covering Canton, Roath, Grangetown, Llanishen, Splott, Whitchurch...
Updated: 29 Mar 2026
29 Mar 2026
Mortar Joint Rake & Repoint — Flashing / Wall Abutment (T-shaped), approx. 10 square metres (Pontcanna). Split lead causing capillary drip. Neighbour access arranged. appeared suddenly after recent heatwave.
28 Mar 2026
Lightweight Tile Repair — Tiled Warm Roof, larger roof (~24m²) (Ely). Leaks appearing only in heavy downpours. Rear garden only, narrow ladder access. appeared suddenly after recent heatwave.
25 Mar 2026
Lead Flashing Renewal — Flashing / Wall Abutment (Orangery), about 18m² (Llanishen). Mortar failure along abutment line. Shared boundary access agreed with neighbour. became worse after summer expansion/contraction.
23 Mar 2026
Broken/Slipped Roof Pane in Canton on approx. 20 square metres Glass conservatory roof. Issue: Pooling water around box gutter outlet. Access: Through garage, internal ladder route.
23 Mar 2026
After Storm Damage: Lantern Base Seal Renewal in Rhiwbina on about 10m² Lantern / Skylight (Orangery) conservatory roof. Issue: Blocked drainage paths within lantern frame. Access: Scaffold tower likely (two-storey rear). first seen this winter. Request from landlord of rental property.
18 Mar 2026
Underlay Patch & Rebatten (localised) in Heath on about 18m² Tiled Warm Roof conservatory roof. Issue: Poorly sealed eaves trim. Access: Conservatory roof fragile - boards required. Insurance inspection pending.
17 Mar 2026
Underlay Patch & Rebatten (localised) in Grangetown on about 15m² Tiled Warm Roof conservatory roof. Issue: Water staining beneath ridge after storm. Access: Rear garden only, narrow ladder access.
14 Mar 2026
Penylan: End Cap Set Replacement on larger roof (~18m²) Gaskets & Trims (uPVC) (Lean-to). Difficulty closing conservatory doors after damp. Tight courtyard – debris removal by hand. after last week’s heavy rain.
12 Mar 2026
Heath: Install Lead Cover Flashing on 20m² Flashing / Wall Abutment. Draughts at roof edge or vent. Shared boundary access agreed with neighbour. Ongoing maintenance request.
11 Mar 2026
Heath: Replace Perished Gaskets (Orangery) on about 9m² Gaskets & Trims (uPVC) (Victorian). Noise/vibration from loose caps in wind. Full scaffold needed due to height/obstructions. Ongoing maintenance request.
7 Mar 2026
Lightweight Tile Repair (Gable-front) in Llandaff on larger roof (~15m²) Tiled Warm Roof conservatory roof. Issue: Condensation due to blocked ventilation path. Access: Front driveway, easy ladder access. Ongoing maintenance request.
6 Mar 2026
Lantern Roof Leak Repair — Lantern / Skylight, approx. 14 square metres (Penylan). Blocked drainage paths within lantern frame. Conservatory roof fragile - boards required. reported again after temporary DIY repair failed. 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 |
|---|---|---|
| Glass | 5 | 17% |
| Tiled Warm Roof | 7 | 23% |
| Box Gutter / Drainage | 4 | 13% |
| Polycarbonate | 1 | 3% |
| Flashing / Wall Abutment | 6 | 20% |
| Lantern / Skylight | 3 | 10% |
| Gaskets & Trims (uPVC) | 4 | 13% |
(Number of quote requests received in and around Cardiff over the previous 12 weeks)
29 Mar 2026
Open/under-filled chase above Flashing / Wall Abutment sealed and properly pointed to stop wind-driven rain.
| Step | Description | Minutes |
|---|---|---|
| Clean | Brush out dust; dampen. | 9 |
| Fill | Apply mortar/compatible sealant. | 12 |
| Finish | Tool joints; inspect internally. | 13 |
Estimated time: ~34 minutes
21 Mar 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. | 23 |
| QA | Re-test; photo log. | 12 |
Estimated time: ~53 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
29 Mar 2026
Newport - 10.7 miles
30 Mar 2026
Pontypridd - 11.0 miles
28 Mar 2026