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Compare free conservatory roof repair quotes from Portsmouth roofers. Covering Fratton, Southsea, Copnor, Milton, North End, Cosham...
Updated: 12 Nov 2026
12 Nov 2026
Southsea: Fix Capillary Drip at Abutment on larger roof (~14m²) Flashing / Wall Abutment. Gutter overflow dripping onto patio/doors. Narrow side passage; debris removal tricky. Small business owner needs urgent repair.
10 Nov 2026
Hilsea: Fix Capillary Drip at Abutment on about 20m² Flashing / Wall Abutment (Victorian). Sealant-only detail failing at movement joint. Rear alley access but no vehicle parking. Homeowner preparing to sell.
6 Nov 2026
Annual Box Gutter Service in North End on 8m² Box Gutter / Drainage conservatory roof. Issue: Standing water/ponding in box gutter. Access: Tight courtyard – debris removal by hand. noticed while cleaning roof panels. Small business owner needs urgent repair.
3 Nov 2026
Fit Leaf Guards to Outlets (Lean-to) in Fratton on larger roof (~16m²) Box Gutter / Drainage conservatory roof. Issue: Perished mastic at outlet. Access: Conservatory roof fragile - boards required. first noticed during a cold snap.
3 Nov 2026
Hilsea: Lantern Sidelight Glass Unit Swap on small roof (12m²) Glass (Orangery). Cracked pane near ridge. Steep garden slope complicates ladder setup. leak only visible during prolonged downpours.
30 Oct 2026
Ridge Cap Refix in Drayton on larger roof (~16m²) Tiled Warm Roof conservatory roof. Issue: Underlay tear causing local leak. Access: Tight courtyard – debris removal by hand.
29 Oct 2026
Warm Roof Leak Investigation in Drayton on small roof (9m²) Tiled Warm Roof conservatory roof. Issue: Noisy rain on polycarbonate reported. Access: Access only via conservatory itself (internal). first seen this winter. Small business owner needs urgent repair.
29 Oct 2026
Copnor: Internal Drip – Trace & Test on approx. 9 square metres Box Gutter / Drainage. Outlet pipe reduced by silt and sludge. Neighbour access arranged.
24 Oct 2026
Perimeter Closure Trim Renewal — Gaskets & Trims (uPVC), approx. 16 square metres (Drayton). Loose bar caps letting wind-driven rain in. Rear alley access but no vehicle parking.
22 Oct 2026
Box Gutter Joint Reseal in Southsea on 15m² Box Gutter / Drainage conservatory roof. Issue: Standing water/ponding in box gutter. Access: Scaffold tower likely (two-storey rear). Ongoing maintenance request.
19 Oct 2026
Internal Drip – Trace & Test (Edwardian) — Box Gutter / Drainage (P-shaped), about 18m² (Southsea). Backfall towards the lantern base. Rear alley access but no vehicle parking. noticed while cleaning roof panels. Homeowner preparing to sell.
16 Oct 2026
Broken/Slipped Roof Pane in North End on larger roof (~16m²) Glass (Gable-front) conservatory roof. Issue: Thermal stress crack after cold snap. Access: Rear garden only, narrow ladder access. Small business owner needs urgent repair.
| 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 |
|---|---|---|
| Gaskets & Trims (uPVC) | 4 | 13% |
| Flashing / Wall Abutment | 6 | 20% |
| Box Gutter / Drainage | 11 | 37% |
| Tiled Warm Roof | 3 | 10% |
| Polycarbonate | 4 | 13% |
| Glass | 2 | 7% |
(Number of quote requests received in and around Portsmouth over the previous 12 weeks)
6 Nov 2026
Perished mastic at outlet on Box Gutter / Drainage renewed; leaf guard installed to prevent repeat blockage. Autumn/Winter weather likely contributed.
| Step | Description | Minutes |
|---|---|---|
| Strip | Remove old sealant; dry area. | 9 |
| Reseal | Apply mastic/liner patch. | 13 |
| Guard | Fit leaf guard; test flow. | 9 |
Estimated time: ~31 minutes
29 Oct 2026
Perished mastic at outlet on Box Gutter / Drainage renewed; leaf guard installed to prevent repeat blockage. Autumn/Winter weather likely contributed.
| Step | Description | Minutes |
|---|---|---|
| Strip | Remove old sealant; dry area. | 11 |
| Reseal | Apply mastic/liner patch. | 14 |
| Guard | Fit leaf guard; test flow. | 12 |
Estimated time: ~37 minutes
We always recommend hiring qualified Portsmouth 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 Portsmouth.
In the meantime, you can search for conservatory roof suppliers in Portsmouth on Google Maps.
Note: Listings are for convenience only; we do not recommend or endorse any individual supplier.
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