--- title: "Gas Pipe Capping in Stockport & Greater Manchester | Gas Safe #9663" description: "Safe gas pipe capping for appliance removal, kitchen refits and property alterations. Certificated by Gas Safe #9663 engineer. Same-week appointments." lang: en-GB json-ld: | [ { "@context": "https://schema.org", "@type": "Organization", "@id": "/#organization", "name": "Swainson Gas Services Ltd", "alternateName": "Swainson Gas Services", "url": "/", "logo": "/__l5e/assets-v1/2f3afd23-ed83-4d5d-a90b-6d75c9544dc3/swainson-logo.png", "image": "/__l5e/assets-v1/2f3afd23-ed83-4d5d-a90b-6d75c9544dc3/swainson-logo.png", "telephone": "07442 536165", "email": "info@swainsongas.co.uk", "foundingDate": "1986", "founder": { "@type": "Person", "name": "Alan Swainson" }, "address": { "@type": "PostalAddress", "addressLocality": "Stockport", "addressCountry": "GB" }, "sameAs": [ "https://www.facebook.com/people/Swainson-Gas-Services/61563360904402/", "https://www.instagram.com/swainsongas/", "https://x.com/swainsongas" ] }, { "@context": "https://schema.org", "@type": "WebSite", "@id": "/#website", "name": "Swainson Gas Services", "url": "/", "inLanguage": "en-GB", "publisher": { "@id": "/#organization" } }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "/" }, { "@type": "ListItem", "position": 2, "name": "Services", "item": "/services" }, { "@type": "ListItem", "position": 3, "name": "Gas Pipe Capping", "item": "/services/gas-pipe-capping" } ] }, { "@context": "https://schema.org", "@type": "Service", "serviceType": "Gas Pipe Capping", "name": "Gas Pipe Capping", "description": "Safe gas pipe capping for appliance removal, kitchen refits and property alterations. Certificated by Gas Safe #9663 engineer. Same-week appointments.", "provider": { "@type": "LocalBusiness", "name": "Swainson Gas Services Ltd", "telephone": "07442 536165", "address": { "@type": "PostalAddress", "addressLocality": "Stockport", "addressCountry": "GB" } }, "areaServed": [ "Hazel Grove", "Stockport", "Bramhall", "Cheadle Hulme", "Poynton", "Marple", "High Lane" ], "url": "/services/gas-pipe-capping" }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Can I cap a gas pipe myself?", "acceptedAnswer": { "@type": "Answer", "text": "No, any work on a gas supply pipe is legally restricted to Gas Safe registered engineers. Certification is required in domestic properties." } }, { "@type": "Question", "name": "How long does gas capping take?", "acceptedAnswer": { "@type": "Answer", "text": "Simple capping jobs are typically 30–60 minutes including the tightness test. Larger removals take longer." } }, { "@type": "Question", "name": "Do you provide certification?", "acceptedAnswer": { "@type": "Answer", "text": "You'll receive a written record of the work and the tightness test result, the document a kitchen fitter, builder or letting agent will ask for." } }, { "@type": "Question", "name": "Can you cap and remove a gas cooker in the same visit?", "acceptedAnswer": { "@type": "Answer", "text": "Yes, appliance decommission and pipe capping are commonly done together." } }, { "@type": "Question", "name": "What about kitchen refits?", "acceptedAnswer": { "@type": "Answer", "text": "Very common work for us. Coordinate the visit with your fitter and we'll sign off the gas side before they complete." } }, { "@type": "Question", "name": "Is a tightness test always included?", "acceptedAnswer": { "@type": "Answer", "text": "Yes, capping without a subsequent tightness test isn't compliant. It's part of the standard job." } }, { "@type": "Question", "name": "How quickly can you attend?", "acceptedAnswer": { "@type": "Answer", "text": "Same-week appointments are typical. Urgent (kitchen fitter waiting to complete) is often same-day where the diary allows." } }, { "@type": "Question", "name": "How do I book?", "acceptedAnswer": { "@type": "Answer", "text": "Ring 07442 536165, or use the callback form." } } ] } ] --- Based in Stockport [info@swainsongas.co.uk](mailto:info@swainsongas.co.uk)Gas Safe registered #9663 Open 7am – 6pm, 7 days [](https://www.facebook.com/people/Swainson-Gas-Services/61563360904402/)[](https://www.instagram.com/swainsongas/)[](https://x.com/swainsongas) [![Swainson Gas Services](/__l5e/assets-v1/2f3afd23-ed83-4d5d-a90b-6d75c9544dc3/swainson-logo.png)](/) [Home](/) [About](/about) [Services](/services) Our services - [Boiler Servicing & Maintenance](/services/boiler-servicing) - [Boiler Repairs & Breakdowns](/services/boiler-repairs) - [Gas Safety Checks](/services/landlord-gas-safety-check) - [Heating Controls & Radiators](/services/thermostat-heating-controls) - [Other Gas Services](/services/gas-fire-servicing) [Areas](/areas) Areas we cover [Hazel Grove](/areas/hazel-grove)[Stockport](/areas/stockport)[Poynton](/areas/poynton)[Bramhall](/areas/bramhall)[Cheadle Hulme](/areas/cheadle-hulme)[Marple](/areas/marple)[High Lane](/areas/high-lane)[Sale](/areas/sale)[Didsbury](/areas/didsbury)[Offerton](/areas/offerton)[Woodley](/areas/woodley)[Bredbury](/areas/bredbury)[Romiley](/areas/romiley)[Davenport](/areas/davenport)[Heaviley](/areas/heaviley)[Gatley](/areas/gatley)[Cheadle](/areas/cheadle)[Disley](/areas/disley)[Handforth](/areas/handforth)[The Heatons](/areas/the-heatons) [Reviews](/reviews) [Contact](/contact) [Call the engineer 07442 536165 ](tel:+447442536165)[Book in now](/contact) ![Copper gas pipe end capped with a brass compression fitting](/assets/service-gas-pipe-capping-DBtEFBHZ.jpg) [Home](/)[Services](/services)Gas Pipe Capping Gas Pipe Capping # Gas Pipe Capping in Stockport & Greater Manchester Certificated, Safe, Signed Off. Removing an old cooker, taking out a gas fire, moving a boiler or altering pipework for a kitchen refit? Any redundant gas pipe must be capped safely by a Gas Safe engineer and the supply tightness-tested. That's the job. [Book a service or repair](/contact) [Call 07442 536165](tel:+447442536165) **5.0** Google (36) Gas Safe #9663 Certificated capping · Tightness test included Gas Safe registered #9663 Family-run since 1986 12-month workmanship guarantee 5.0 ★ Google (36 reviews) Card payment on site What we do ## Gas Pipe Capping, done properly. Capping a redundant gas pipe sounds trivial. It isn't. A capped pipe that still carries gas is only safe if the cap is fitted properly, on sound pipework, on a live supply that's been isolated and tested. Everything else risks a leak, and a leak on a hidden pipe run is exactly the kind of thing that ends up on the news. What it is Correct isolation and capping of redundant gas supply pipes, including capping at the appliance connection, at spurs off the main run, or the full removal of redundant branches. Followed by a gas tightness test at the meter and a written record of the work. Who it's for Homeowners removing a gas cooker or hob to go electric or induction; anyone taking out a gas fire; kitchen fitters and builders needing gas work signed off before continuing; landlords and property managers preparing a rental for tenancy changes. When you need it As soon as the appliance is being removed. Never leave a live but disconnected gas connection, even for a day, without a certificated cap. It is a category 1 gas risk under Gas Safe rules. Why it matters Because gas work is Gas Safe-restricted for good reason. DIY-capped connections and non-registered 'help from a mate' are the leading causes of small domestic gas incidents. £-per-pipe, this is one of the cheapest categories of gas work, and one of the most consequential to get wrong. Book a service or repair ### Speak directly to the engineer. from £98 inc. VAT What happens if it's ignored ## The cost of putting it off. Redundant gas pipework left uncapped or poorly capped is a real and preventable danger. ### Silent gas leaks A poorly-fitted cap leaks slowly and invisibly. Ventilation dilutes it, until it doesn't. ### Non-compliance Any gas work in a domestic property must be carried out by a Gas Safe registered engineer. DIY-capped pipes fail every subsequent CP12 or homeowner inspection. ### Insurance exposure Buildings insurance and landlord insurance both require gas work to be compliant. An incident traced to uncertified capping is unlikely to be covered. ### Kitchen and refit delays Builders can't sign off a kitchen with unresolved gas pipework, capping is often the last item holding up final completion. Common mistakes we see - Screwing a bought-off-the-shelf cap on with PTFE and hoping, not a compliant cap, not a compliant fitting. - Leaving a disconnected pipe with the gas turned off at the meter as a 'temporary' solution. - Assuming a kitchen fitter's electrician can also 'do the gas bit'. Our process ## A clear five-step system. No guessing, no meter-running. Every job follows the same repeatable process, that's how the result stays consistent. 1. 01 ### Isolate the supply Gas to the pipe isolated at the appropriate valve, appliance disconnected safely. 2. 02 ### Assess pipework Route, material and condition of the pipe assessed, sometimes it's easier and safer to remove a spur than cap it at the end. 3. 03 ### Cap correctly Approved fitting fitted at the correct place on the run, sealed to Gas Safe standards. 4. 04 ### Tightness test Full gas tightness test at the meter, the definitive check that no leaks exist anywhere on the supply. 5. 05 ### Certificate & written record Written record issued for your files, kitchen fitter, or letting agent. 12-month workmanship guarantee. Why it's worth doing ## What you actually get. ### Compliant, on paper Written record you can hand to a builder, buyer or insurer. ### Whole-supply tightness test The rest of your gas supply is verified leak-free in the same visit. ### Quick turnaround Most capping jobs are same-week, often same-day where the diary allows. ### Combines with removal We can decommission the appliance and cap the pipe in one visit. ### Combines with CP12 Landlords doing a mid-tenancy change can bundle capping with the annual gas safety inspection. ### No cash-only fuss Card on the job, written record straight after. In depth ## The detail that matters. Gas pipe capping is one of those small jobs where the standard of the work is completely invisible to the customer, which is exactly why compliance and certification matter. ### Where to cap The right place to cap is often not the obvious one. Capping at the appliance leaves a live spur; capping at the branch tee removes the spur entirely and gives a cleaner, safer install. We assess and recommend on the visit. ### Material matters Copper, steel, and TracPipe/CSST all have different capping requirements. The wrong cap type on the wrong material is not a compliant install. ### After alterations Any kitchen refit, extension or property alteration that disturbs gas pipework needs a tightness test after the work, even if nothing was intentionally changed. Vibration, adjacent works and support disruption are all common causes of new leaks on old pipework. ### Removing redundant runs In older Bramhall and Cheadle Hulme kitchens with legacy gas cooker and gas fire runs, we often find it's cleaner and safer to remove a redundant spur entirely than to cap it. Quoted on the day. FAQs ## Questions we hear every week. If you have a question that isn't answered here, ring John directly on 07442 536165. ### Can I cap a gas pipe myself? ### How long does gas capping take? ### Do you provide certification? ### Can you cap and remove a gas cooker in the same visit? ### What about kitchen refits? ### Is a tightness test always included? ### How quickly can you attend? ### How do I book? Related services ## Often booked together. [All services](/services) [ Other Gas Services Gas Fire Servicing Learn more → ](/services/gas-fire-servicing)[ Gas Safety Checks Landlord Gas Safety Checks (CP12) Learn more → ](/services/landlord-gas-safety-check)[ Gas Safety Checks Homeowner Gas Safety Checks Learn more → ](/services/homeowner-gas-safety-check)[ Boiler Servicing & Maintenance Boiler Servicing Learn more → ](/services/boiler-servicing) ![Swainson Gas Services vehicles ready for calls across Stockport and Hazel Grove](/__l5e/assets-v1/160943dc-12df-4f98-9e74-b100ef4b83cc/swainson-gas-services-service-vehicles-fleet.jpg) Ready when you are ## Removing an appliance? Cap it properly, on paper, first time. Certificated capping, whole-supply tightness test, 12-month workmanship guarantee. [Book a service or repair](/contact) [07442 536165](tel:+447442536165) Gas Safe #9663 · 12-month workmanship guarantee · Card on the job ![Swainson Gas Services](/__l5e/assets-v1/2f3afd23-ed83-4d5d-a90b-6d75c9544dc3/swainson-logo.png) Swainson Gas Services Family run · Est. 1986 Stockport's trusted boiler repair, servicing and gas safety specialists. Nearly 40 years on the tools, one engineer, one standard. Gas Safe Registered Registration No. 9663 Services - [Boiler Repairs](/services/boiler-repairs) - [Boiler Servicing](/services/boiler-servicing) - [Landlord Gas Safety Check](/services/landlord-gas-safety-check) - [Emergency Boiler Callouts](/services/emergency-boiler-callouts) - [Central Heating Maintenance](/services/central-heating-maintenance-contract) Areas covered - [Hazel Grove](/areas/hazel-grove) - [Stockport](/areas/stockport) - [Poynton](/areas/poynton) - [Bramhall](/areas/bramhall) - [Cheadle Hulme](/areas/cheadle-hulme) - [Marple](/areas/marple) - [High Lane](/areas/high-lane) - [Sale](/areas/sale) - [Didsbury](/areas/didsbury) - [Offerton](/areas/offerton) - [Woodley](/areas/woodley) - [Bredbury](/areas/bredbury) - [Romiley](/areas/romiley) - [Davenport](/areas/davenport) - [Heaviley](/areas/heaviley) - [Gatley](/areas/gatley) - [Cheadle](/areas/cheadle) - [Disley](/areas/disley) - [Handforth](/areas/handforth) - [The Heatons](/areas/the-heatons) [See all areas & services →](/areas-we-cover) Contact - [07442 536165](tel:+447442536165) - [info@swainsongas.co.uk](mailto:info@swainsongas.co.uk) - Based in Stockport - 7 days a week, 7 AM – 6 PM [](https://www.facebook.com/people/Swainson-Gas-Services/61563360904402/)[](https://www.instagram.com/swainsongas/)[](https://x.com/swainsongas) © 2026 Swainson Gas Services Ltd. 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