07447 188036info@gnbroofing.co.uk Serving East AngliaMon–Sat 7am–6pm HomeAboutServicesFlat Roof InstallationFlat Roof ReplacementFlat Roof RepairsEPDM Rubber RoofingSingle-Ply Membrane (SFlex · Sika Plan · Resitrix)Commercial Flat RoofingFascias & Soffits (UPVC)Guttering & BargeboardsCladding — UPVC, Timber-Effect & Composite AreasNorfolk NorwichThorpe St Andrew & SprowstonHellesdonCostesseyTaverhamDraytonCringlefordWymondhamDerehamGreat YarmouthThetfordKing's Lynn County overview Norfolk (county overview)Suffolk (county overview)Cambridgeshire (county overview) Our WorkReviewsContact07447 188036Get Free Quote - Home - Areas - Hellesdon Norfolk · 5 minutes from our NR5 yard · Local rates, no travel loading # Flat RoofingSpecialists inHellesdon Sika Plan Approved flat roof installers across Hellesdon and the surrounding NR6 postcodes. Free surveys, fixed written quote in 3–4 days, 20-year product / 10-year workmanship guarantee. Get my free fixed-price quote 07447 188036 Same-week survey — typically 2–3 working days across NR6 · No call-out fees · You deal with Neil directly Flat-roofing specialist Sika Plan Approved Installer 20-yr product / 10-yr workmanship PL & EL fully insured Free fixed-price quotes Local coverage ## How we serve Hellesdon — properly. Hellesdon is a short drive north from our yard and one of the areas we know best. The bulk of the housing stock is interwar and post-war semi-detached brick — a lot of it now needs its original flat porch, bay canopy, garage or rear-extension roof replacing rather than patched again. ### Where we cover in Norfolk NR6 in full — Hellesdon, Mile Cross, New Costessey edge, Drayton Road corridor, up to the ring road and out toward Horsford. ### Response times Same-week survey — typically 2–3 working days across NR6. Emergency leaks and storm damage are prioritised within our operating hours (Mon–Sat 7am–6pm). ### Hellesdon property types we know Interwar and post-war semi-detached brick housing with bay-window and porch canopies, 1950s–70s ex-council stock with tile-and-flat detailing, 1960s bungalows with large flat garage sections, and rear-extension flats added over the last three decades. ### Common jobs in Hellesdon Failing porch and bay canopies, splitting garage flats, blown felt after wind and full UPVC roofline refits. A lot of Hellesdon jobs come from customers who've had a patch-and-hope repair from a general trader and want the underlying failure actually solved. Services in Hellesdon ## Every service we offer is available in Hellesdon. ### Flat Roof Installation New-build and extension flat roofs in Hellesdon, installed as warm-roof build-ups to current Part L. Sika-backed guarantee. View service ### Flat Roof Replacement Strip, deck-check and full replacement for end-of-life flat roofs across Hellesdon. EPDM, Sika Plan or Resitrix. View service ### Flat Roof Repairs Leaks, splits, blisters and storm damage fixed on Hellesdon properties — with a temporary weatherproof cover if needed today. View service ### EPDM Rubber Roofing Single-sheet EPDM rubber for garages, extensions and small commercial units in Hellesdon. Long life, no seams over most spans. View service ### Single-Ply Membrane (SFlex · Sika Plan · Resitrix) Sika Plan, SFlex and Resitrix single-ply for larger domestic and commercial roofs in Hellesdon. Mechanically fixed to wind-uplift spec. View service ### Commercial Flat Roofing Retail, office, light-industrial and agricultural flat roofs across Hellesdon. Fully insured, Sika Plan Approved workmanship. View service ### Fascias & Soffits (UPVC) UPVC fascias and soffits fitted in Hellesdon — sealed, ventilated properly, and finished to match your roofline. View service ### Guttering & Bargeboards Full guttering and bargeboard runs in Hellesdon. UPVC systems rated for the exposure your property actually sees. View service ### Cladding — UPVC, Timber-Effect & Composite UPVC, timber-effect and composite cladding across Hellesdon — low-maintenance, weather-tight, and finished properly at corners and abutments. View service Why Hellesdon customers use us ## The concrete reasons — not a mission statement. ### Hellesdon is on our doorstep Our yard is in Norwich NR5. Hellesdon is a short drive and part of our normal working week — surveys are quick, snag returns are quick, and there is no padded travel cost on the quote. ### Flat-roofing specialist, not a general trader Flat roofing and roofline is our specialism. If the answer is a repair rather than a replacement, that's what you'll be quoted for. ### Sika Plan Approved workmanship 20-year product / 10-year workmanship guarantee, registered in your name with Sika. The paperwork travels with the property if you sell. ### One quote, one price, one installer Neil surveys, quotes and installs. Fixed written quote in 3–4 days, no day-rates, no hidden extras and no subcontractor mark-up. Local conditions ## What actually goes wrong on Hellesdon roofs. ### End-of-life 1950s–70s garage flats The garage flats built into Hellesdon's post-war stock are now well beyond their design life. We strip, renew any softened deck, upgrade to warm-roof spec and re-cover in EPDM or Sika Plan single-ply with a proper drip edge and outlet. ### Bay and porch canopy blistering Small felted canopies over bay windows and porches were built cheaply and haven't been maintained. Blistering hides deck rot underneath. We open up, replace rotten deck and re-cover with a membrane rated for at least 20 years. ### Ring-road exposure Roofs along the northern edge of Hellesdon catch more wind than the terraces further in. We fix membranes to the correct wind-uplift zone rather than the middle-of-the-road spec. ### Original aluminium roofline corroded through A lot of the 1970s aluminium fascia / soffit / guttering fitted here is now perforated. We swap the lot for full-depth UPVC with correct-gauge guttering — one visit, no returning issues. Our process ## A predictable path from first call to guaranteed sign-off. - 01 Free on-site survey We visit your Hellesdon property, get on the roof (or safely inspect it), and check the deck, falls, upstands and outlets — not just the surface. - 02 Fixed written quote in 3–4 days You get a written, itemised, fixed-price quote. No day-rates, no hidden extras, no pressure — decide in your own time. - 03 Book a slot that suits you Once you approve the quote, we agree a start date that works around you. Materials are ordered direct from Sika. - 04 Installation by Neil Neil installs the job personally with a small dedicated team. Site is kept tidy, protected and safe throughout. - 05 Sign-off & registered guarantee On completion we walk the finished roof with you, register the Sika-backed guarantee in your name and issue paperwork you can pass on if you sell. Frequently asked in Hellesdon ## Questions we answer at almost every Hellesdon survey. How fast can you reach Hellesdon for a leak?+Active leaks in NR6 usually get a first visit within 2–3 working days in operating hours (Mon–Sat 7am–6pm). Temporary weatherproof cover is fitted on the same visit if the leak is active, and the permanent repair is quoted in writing within 3–4 days. How much does a flat roof cost in Hellesdon?+We don't quote by rate card because no two Hellesdon properties are identical — a Victorian rear extension and a 1970s garage conversion need different membranes, insulation upgrades and detailing. Every price is a fixed written quote after a free on-site survey, so you know the number before we lift a tool. Small repairs typically start in the low hundreds; a full single-ply or EPDM replacement is priced per square metre plus upstands, outlets and any timber deck renewal. Do you offer emergency call-outs in Hellesdon?+Yes — for active leaks, storm damage and wind-lifted membranes we prioritise Hellesdon customers within our operating hours (Mon–Sat 7am–6pm). We'll get a temporary weatherproof cover in place and quote the permanent repair separately. There are no call-out fees. Are you insured and accredited to work in Hellesdon?+Yes. Full Public and Employer's Liability insurance, and we're a Sika Plan Approved Installer — meaning Sika inspect our workmanship and back the membrane guarantee. That accreditation applies to every Hellesdon job the same as anywhere else we work. Who will actually turn up at my Hellesdon property?+Neil, the owner, personally surveys, quotes and installs every job. You won't get passed to a call centre, a sales rep or a subcontracted crew. One point of contact from first call to final sign-off — and the person who quoted it is the person on the roof. Nearby areas ## We also cover these areas close to Hellesdon. Norfolk Flat Roofing in Norwich Sika Plan Approved installers based in NR5. Free surveys, fixed written quotes in 3–4 days, and a 20-year product / 10-year workmanship guarantee — right across the city. Norfolk Flat Roofing in Drayton Sika Plan Approved flat roof installers across Drayton and the surrounding NR8 postcodes. Free surveys, fixed written quote in 3–4 days, 20-year product / 10-year workmanship guarantee. Norfolk Flat Roofing in Costessey Sika Plan Approved flat roof installers across Costessey and the surrounding NR5, NR8 postcodes. Free surveys, fixed written quote in 3–4 days, 20-year product / 10-year workmanship guarantee. Or see the full list of areas we cover across Norfolk, Suffolk and Cambridgeshire — or head back to the home page. One next step ## Get a fixed written quote for your Hellesdon flat roof — in 3–4 days. Free survey. No call-out fees. Sika Plan Approved. 20-year product / 10-year workmanship guarantee. Neil quotes it and Neil installs it. Book my free survey Call 07447 188036 Mon–Sat 7am–6pm Flat-roofing specialists serving homes and businesses across East Anglia. Sika Plan Approved. Fully insured. Owner-run by Neil Cockman. Sika Plan Approved Installer ### Services - Flat Roof Installation - Flat Roof Replacement - Flat Roof Repairs - EPDM Rubber Roofing - Single-Ply Membrane - Commercial Flat Roofing - Fascias & Soffits ### Service Areas - Norwich - Thorpe St Andrew & Sprowston - Hellesdon - Costessey - Taverham - Drayton - Cringleford - Wymondham - Dereham - Great Yarmouth - Thetford - King's Lynn - Norfolk (county overview) - Suffolk (county overview) - Cambridgeshire (county overview) ### Contact - 07447 188036 - info@gnbroofing.co.uk - 6 Gilbard RoadNorwich, NR5 8TR - Mon–Sat 7am–6pm · Closed Sun © 2026 GNB Roofing Services. All rights reserved.Privacy PolicyCookie PolicyTerms & Conditions Call NowGet Free Quote We use essential cookies to make this site work, and optional ones only if you accept. Cookie policy. AcceptReject