Guttering repair, replacement and cleaning in Gosport. Gosport's salt air deposits a saline film on all roof surfaces including gutters — this accelerates both moss growth and the degradation of UPVC gutter joint seals. Free written quotes on all work.
Portsmouth coastal humidity accelerates moss growth in gutters and degrades UPVC joint seals faster than inland. Gosport properties need annual inspection and clearing as a minimum.
Overflow staining on external walls, interior damp patches at gutterline level, standing water visible in the channel, sagging runs or separated joints all indicate a system needing attention.
Victorian and Edwardian Gosport properties with original cast iron guttering should be maintained and repaired where possible. We replace like-for-like for conservation area compliance.
Gosport's salt air deposits a saline film on all roof surfaces including gutters — this accelerates both moss growth and the degradation of UPVC gutter joint seals. Gosport gutters typically need more frequent attention than equivalent properties in less exposed towns. We recommend Gosport homeowners have gutters cleared at minimum annually — twice yearly for properties with tree cover or south-facing aspects where moss establishes faster.
Overflow staining on external walls below the gutterline. Damp patches on internal walls adjacent to the gutterline. Standing water in the gutter channel visible from ground level. Separated joints or visibly sagging runs. Any of these indicates a system that is either blocked, misaligned or at end of life — all are fixable before they cause structural damp.
Alverstoke and the historic town centre carry original cast iron guttering — we replace like-for-like on these properties as standard. We replace like-for-like cast iron where required for conservation area or planning compliance, and advise on cast-iron-effect UPVC where appropriate. All UPVC gutter work is carried out with correctly calculated fall angles — a common failure point in cheap guttering work that causes standing water rather than proper discharge.
| Service | Cost Guide | Notes |
|---|---|---|
| Gutter clean and flush | £80–£200 | All debris cleared and flushed |
| Section repair or replacement | From £120 | Per section including fixings |
| Full UPVC replacement (semi) | £400–£750 | Complete run, both sides |
| Cast iron replacement | £800–£2,000 | Like-for-like or equivalent |
| Downpipe replacement | £150–£450 | Including soil connection |
"Lead flashing replacement on our Alverstoke Victorian — harbour-facing so the corrosion was severe. Portsmouth Roofing specified the heavier code lead without being asked. That told me everything."
"Nail sickness on our Bridgemary estate semi — both rear slopes. Assessed and re-fixed with stainless in one day. Excellent work."
"Emergency call after storm damage on our Rowner property. At our door within 2 hours on a Sunday evening. Made it safe and returned Monday for the permanent repair."
Yes — Gosport is within our core service area. Call 0239 307 1334 for availability and free quote.
Yes — free, no-obligation survey and written quote before any work starts. No call-out fee.
Yes. NFRC registration, full public liability insurance and 10-year written guarantee on all work.
Most jobs are surveyed within 48 hours and started within 1–2 weeks. Emergency work is available same day — call 0239 307 1334.
Minimum once a year after leaf fall. Twice yearly recommended for Gosport properties with tree cover — coastal humidity accelerates moss growth in gutters here.
Yes — like-for-like where required. We advise on planning requirements for conservation area properties before quoting.
Yes — overflowing gutters are one of the most common causes of penetrating damp in Gosport's older housing stock. Clearing and maintaining gutters is the single most cost-effective damp prevention measure.
No call-out fees. No obligation. Local Portsmouth roofers covering this area.
0239 307 1334