--- title: "Roofer in Blackwood | Gwent Roofing & Building Maintenance" description: "Local roofer in Blackwood, Caerphilly. Roof repairs, replacements, flat roofs, fascias, guttering, extensions. 25+ years experience. Free estimates. 24/7 emergency service." lang: en-GB json-ld: | [ { "@context": "https://schema.org", "@type": "Organization", "name": "Gwent Roofing and Building Maintenance", "url": "https://gwentroofingandbuildings.com", "logo": "https://gwentroofingandbuildings.com/images/logo.png", "contactPoint": { "@type": "ContactPoint", "telephone": "+447949926887", "contactType": "customer service", "areaServed": "GB", "availableLanguage": [ "English", "Welsh" ] }, "address": { "@type": "PostalAddress", "streetAddress": "23 Ashvale", "addressLocality": "Tredegar", "addressRegion": "Blaenau Gwent", "postalCode": "NP22 4AG", "addressCountry": "GB" }, "sameAs": [] }, { "@context": "https://schema.org", "@type": "WebSite", "name": "Gwent Roofing and Building Maintenance", "url": "https://gwentroofingandbuildings.com", "publisher": { "@type": "Organization", "name": "Gwent Roofing and Building Maintenance" } }, { "@context": "https://schema.org", "@type": "RoofingContractor", "name": "Gwent Roofing and Building Maintenance", "image": "https://gwentroofingandbuildings.com/images/logo.png", "telephone": "+447949926887", "email": "geraint@gwentroofingandbuildings.com", "address": { "@type": "PostalAddress", "streetAddress": "23 Ashvale", "addressLocality": "Tredegar", "addressRegion": "Blaenau Gwent", "postalCode": "NP22 4AG", "addressCountry": "GB" }, "geo": { "@type": "GeoCoordinates", "latitude": 51.7741, "longitude": -3.241 }, "url": "https://gwentroofingandbuildings.com", "openingHoursSpecification": { "@type": "OpeningHoursSpecification", "dayOfWeek": [ "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday" ], "opens": "00:00", "closes": "23:59" }, "areaServed": [ { "@type": "City", "name": "Tredegar" }, { "@type": "City", "name": "Ebbw Vale" }, { "@type": "City", "name": "Merthyr Tydfil" }, { "@type": "City", "name": "Abertillery" }, { "@type": "City", "name": "Aberdare" }, { "@type": "City", "name": "Blackwood" }, { "@type": "City", "name": "Bargoed" }, { "@type": "City", "name": "Blaenavon" }, { "@type": "City", "name": "Crickhowell" } ], "priceRange": "££", "founder": { "@type": "Person", "name": "Geraint Ford" }, "foundingDate": "2000", "description": "Professional roofing and building maintenance across South Wales. 25+ years of trusted craftsmanship.", "hasOfferCatalog": { "@type": "OfferCatalog", "name": "Roofing & Building Services", "itemListElement": [ { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Roofing" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Roof Replacements" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Roof Repairs" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Flat Roofs" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Fascias & Soffits" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Guttering" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Extensions" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Loft Conversions" } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "New Builds" } } ] } }, { "@context": "https://schema.org", "@type": "RoofingContractor", "name": "Gwent Roofing and Building Maintenance", "url": "https://gwentroofingandbuildings.com/areas/blackwood", "telephone": "+447949926887", "email": "geraint@gwentroofingandbuildings.com", "address": { "@type": "PostalAddress", "streetAddress": "23 Ashvale", "addressLocality": "Tredegar", "addressRegion": "Blaenau Gwent", "postalCode": "NP22 4AG", "addressCountry": "GB" }, "geo": { "@type": "GeoCoordinates", "latitude": 51.7741, "longitude": -3.241 }, "areaServed": { "@type": "City", "name": "Blackwood" }, "description": "Local roofer in Blackwood, Caerphilly. Roof repairs, replacements, flat roofs, fascias, guttering, extensions. 25+ years experience. Free estimates. 24/7 emergency service." }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Do you serve Blackwood?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. Blackwood is a regular service area. We work across the town and surrounding communities." } }, { "@type": "Question", "name": "How fast can you reach Blackwood?", "acceptedAnswer": { "@type": "Answer", "text": "Typically 35 to 45 minutes for emergencies. Available 24/7." } }, { "@type": "Question", "name": "How much does roof work cost in Blackwood?", "acceptedAnswer": { "@type": "Answer", "text": "Minor repairs from £150. Full re-roofs from £3,500 to £14,000 depending on property size and materials. Free estimates." } }, { "@type": "Question", "name": "Do you cover Cefn Fforest and Pontllanfraith?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. We cover all areas in and around Blackwood including Cefn Fforest, Pontllanfraith, Penmaen, and Pentwynmawr." } }, { "@type": "Question", "name": "Can you replace my concrete tile roof in Blackwood?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. We regularly replace ageing concrete tile roofs across Blackwood with modern alternatives." } }, { "@type": "Question", "name": "Do you offer emergency roofing in Blackwood?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. 24/7 emergency callouts. Call 07949 926887." } }, { "@type": "Question", "name": "Are you insured?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. Full public liability insurance on every job." } }, { "@type": "Question", "name": "Do you do extensions in Blackwood?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. Single and double-storey extensions, managed from planning to completion." } }, { "@type": "Question", "name": "What areas near Blackwood do you cover?", "acceptedAnswer": { "@type": "Answer", "text": "We also cover Bargoed, Tredegar, Abertillery, Ebbw Vale, and the wider Caerphilly borough." } }, { "@type": "Question", "name": "Do you provide free quotes?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. All estimates are free with no obligation." } } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://gwentroofingandbuildings.com/" }, { "@type": "ListItem", "position": 2, "name": "Areas", "item": "https://gwentroofingandbuildings.com/areas" }, { "@type": "ListItem", "position": 3, "name": "Blackwood" } ] } ] --- [![Gwent Roofing and Building Maintenance — trusted roofers in South Wales](/images/logo.png)](/) [Home](/) [Services](/services) [Areas](/areas)[About](/about)[Our Work](/our-work)[Reviews](/reviews)[Contact](/contact) [07949 926887](tel:+447949926887)Free Quote 1. [Home](/) 2. [Areas](/areas) 3. Blackwood Serving Blackwood & Surrounding Areas # Trusted Roofing & Building Services in Blackwood Blackwood is one of the most vibrant towns in the Sirhowy Valley, with a strong mix of residential properties that range from Victorian terraces to modern estates. We serve Blackwood homeowners with the same local expertise and commitment that has built our reputation across the Gwent valleys. [Request a Free Estimate](/contact) [Call 07949 926887](tel:+447949926887) ★ Serving Blackwood and the Sirhowy Valley — reliable, experienced, and always available 25+ Years Experience 24/7 Emergency Callouts Fully Insured Free No-Obligation Quotes ## Your Local Roofer & Builder in Blackwood Blackwood sits in the Sirhowy Valley within the Caerphilly county borough, approximately 25 minutes from our Tredegar base. We have been providing roofing and building services to Blackwood residents for over 20 years, building a loyal customer base through consistent quality and fair pricing. The town has a diverse property mix that reflects its development over more than a century. From the stone-built terraces in Cefn Fforest and Pontllanfraith to the 1960s and 1970s estates around Penmaen and the newer developments near the town centre, Blackwood's housing stock demands a contractor with broad experience. Blackwood's position in the lower Sirhowy Valley means it is slightly more sheltered than the upper valley towns, but it still experiences significant rainfall and winter weather. Properties here still need robust roofing systems and properly maintained guttering to stay watertight. For emergency callouts in Blackwood, we typically arrive within 35 to 45 minutes. We frequently have teams working in the Caerphilly borough area, which often allows us to respond even faster. ## Services Available in Blackwood [ ### Roofing Full roofing solutions for Blackwood homes and businesses. ](/services/roofing)[ ### Roof Replacements Complete re-roofs with quality materials and guarantee. ](/services/roof-replacements)[ ### Roof Repairs Rapid leak and storm damage repairs. 24/7 available. ](/services/roof-repairs)[ ### Flat Roofs EPDM and fibreglass flat roof installation and repair. ](/services/flat-roofs)[ ### Fascias & Soffits Maintenance-free uPVC roofline boards. ](/services/fascias-soffits)[ ### Guttering Gutter systems installed, repaired, and maintained. ](/services/guttering)[ ### Extensions Home extensions that add space, light, and value. ](/services/extensions)[ ### Loft Conversions Loft conversions for extra bedrooms and offices. ](/services/loft-conversions)[ ### New Builds New residential builds from planning to completion. ](/services/new-builds) ## Why Choose Gwent Roofing in Blackwood Our 20+ year presence in Blackwood means we have built strong relationships with homeowners, estate agents, and letting agents across the town. Repeat business and referrals are our primary source of work here — evidence of the trust we have earned. Blackwood's property market is active and competitive. Homeowners who invest in their properties — new roofs, fascias, extensions, loft conversions — consistently see strong returns. We help Blackwood residents make improvements that increase both comfort and property value. We provide genuinely fixed-price quotes to all Blackwood residents. No call-out fees for estimates, no hidden charges, and no surprise invoices at the end of the job. Our team has specific experience with the common property types in Blackwood. Whether it is a terraced house in Cefn Fforest, a semi in Pontllanfraith, or a detached property in Penmaen, we have done the same work on similar properties many times before. ## Property & Roofing Challenges in Blackwood Blackwood's lower valley position makes it prone to fog and persistent low cloud during autumn and winter. This sustained dampness accelerates moss and lichen growth on roof surfaces, particularly on north-facing slopes. While moss itself does not directly damage tiles, it retains moisture and can lift tile edges over time, creating pathways for water penetration. The terraced housing in Cefn Fforest and Pentwynmawr dates primarily from the early 1900s. Many of these properties still have their original slate roofs with lime mortar bedding. After a century of weathering, the mortar is typically crumbling, ridge tiles are loose or missing, and flashings around chimney stacks have deteriorated beyond repair. Post-war housing estates in Blackwood — built from the 1950s through the 1970s — commonly have concrete interlocking tiles. These tiles were designed to last 40 to 50 years and many have now exceeded that. Signs of failure include surface erosion, delamination, and brittleness. A full replacement with modern tiles or slates is often the best option. Extensions with flat felt roofs are widespread across Blackwood's housing stock. Most are now leaking or showing signs of failure. We regularly replace these with EPDM rubber membrane — a modern system that lasts 50+ years and requires no maintenance. Blackwood is also seeing a trend toward home improvements as an alternative to moving house. With the A472 providing good links to Newport and Cardiff, property values in Blackwood have risen. Extensions and loft conversions are increasingly popular as homeowners choose to invest in their current properties rather than face the costs and uncertainty of the housing market. ## How We Work 1 ### Free Inspection & Quote We visit your Blackwood property, assess the work, and provide a clear, fixed-price estimate. 2 ### Scheduled Start We agree a date and timeline, and we stick to it. 3 ### Quality Workmanship Experienced team, quality materials, precise execution. 4 ### Clean Site All waste removed, property left clean and tidy. 5 ### Guarantee Written workmanship guarantee provided on all work. ## Frequently Asked Questions ### Do you serve Blackwood? ### How fast can you reach Blackwood? ### How much does roof work cost in Blackwood? ### Do you cover Cefn Fforest and Pontllanfraith? ### Can you replace my concrete tile roof in Blackwood? ### Do you offer emergency roofing in Blackwood? ### Are you insured? ### Do you do extensions in Blackwood? ### What areas near Blackwood do you cover? ### Do you provide free quotes? ## Nearby Areas We Serve [Bargoed](/areas/bargoed) [Tredegar](/areas/tredegar) [Abertillery](/areas/abertillery) [Ebbw Vale](/areas/ebbw-vale) [Crickhowell](/areas/crickhowell) [← Back to Home](/)[Contact Us](/contact)[Customer Reviews](/reviews)[Our Work](/our-work) 5.0 Rated on Google · 3,000+ jobs completed ## Get Your Free Estimate in Blackwood No obligation. No hidden costs. Just honest advice from a local tradesman with 25+ years of experience. [Get Your Free Estimate](/contact)[07949 926887](tel:+447949926887) Reply within 1 hour · Free & no obligation · 24/7 emergency callouts [![Gwent Roofing and Building Maintenance — trusted roofer in Tredegar and South Wales](/images/logo.png)](/) Professional [roofing](/services/roofing) and [building services](/services/extensions) across South Wales. 25+ years of trusted craftsmanship serving [Tredegar](/areas/tredegar), [Ebbw Vale](/areas/ebbw-vale), [Merthyr Tydfil](/areas/merthyr-tydfil), and the valleys. [](https://www.facebook.com/Gwentroofingandbuilding)[](https://www.instagram.com/gwent_roofing) #### Services - [Roofers in Tredegar](/roofer) - [Roofing Services](/services/roofing) - [Roof Replacements](/services/roof-replacements) - [Emergency Roof Repairs](/services/roof-repairs) - [Flat Roof Installation](/services/flat-roofs) - [Fascias & Soffits](/services/fascias-soffits) - [Guttering & Downpipes](/services/guttering) - [Building Services](/building-services) - [Home Extensions](/services/extensions) - [Loft Conversions](/services/loft-conversions) - [New Build Construction](/services/new-builds) - [New Roof Cost Guide](/roof-cost-guide) - [All Services →](/services) #### Areas - [Roofer in Tredegar](/areas/tredegar) - [Roofer in Ebbw Vale](/areas/ebbw-vale) - [Roofer in Merthyr Tydfil](/areas/merthyr-tydfil) - [Roofer in Abertillery](/areas/abertillery) - [Roofer in Aberdare](/areas/aberdare) - [Roofer in Blackwood](/areas/blackwood) - [Roofer in Bargoed](/areas/bargoed) - [Roofer in Blaenavon](/areas/blaenavon) - [Roofer in Crickhowell](/areas/crickhowell) - [All Areas →](/areas) #### Contact [07949 926887](tel:+447949926887) [geraint@gwentroofingandbuildings.com](mailto:geraint@gwentroofingandbuildings.com) 23 Ashvale, Tredegar, Blaenau Gwent, NP22 4AG [About Us](/about)[Our Work](/our-work)[Customer Reviews](/reviews)[Get a Free Estimate](/contact) © 2026 Gwent Roofing and Building Maintenance. 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