Carterton, Oxfordshire, serving Witney, Oxford & the Cotswolds admin@pinnacle-plumbing.co.ukMon–Fri 8:30–5 · Sat & Sun emergency call-outs only AboutServicesGeneral Plumbing Repairs & MaintenanceEmergency Plumber & Call-OutsBoiler Installation & ReplacementBoiler Servicing & Gas SafetyBoiler Repairs & BreakdownsCentral Heating & Underfloor HeatingBathroom Renovations & InstallationsAir Source Heat Pumps & RenewablesLandlord Gas Safety Certificates (CP12)Estate & Letting Agent SupportNew Build & Development PlumbingRadiator & Valve Work Something not listed? Just ask — we take on most plumbing & heating work. View all → AreasWitneyCartertonOxfordOxfordshireAbingdonBicesterCotswoldsWoodstockMoreton-in-Marsh We also work outside these areas, including larger projects further afield. View all → Our WorkReviewsContact01865 306381Get a Free Quote New Boilers From £2,000 — 7+ years warranty, free fixed-price quote Get my quote Home/Service Areas/OxfordshireOxfordshire · OX1–OX29 # Plumbing & HeatingAcross OxfordshireOne Local Team. Full Gas Safe registered plumbing and heating coverage across Oxfordshire, from Witney and Carterton through Oxford city and out to Bicester, Abingdon and the Cotswold villages. Fixed-price quotes, no call centres, real engineers. Get a Free Quote Call 01865 306381 Full-county coverageEver-growing team of engineersGas Safe registered Serving Oxfordshire ## Genuinely local to Oxfordshire. Our footprint Pinnacle is an Oxfordshire company. Our base is Carterton, our directors are locally rooted, and our engineers work every OX postcode from OX1 in the city out to OX7 in the Cotswolds. We're a genuine local trade, not a national brand claiming coverage. Response times Emergency response times vary with distance from our Carterton base, Witney, Oxford, Carterton and immediate villages are prioritised within working hours. Further-out Cotswold and North Oxfordshire calls get an honest ETA on the phone. Property types The full Oxfordshire mix: Cotswold-stone period cottages, Victorian and Edwardian city terraces, interwar suburban semis, 1960s–90s estate housing, modern new-build developments, listed rural properties and off-grid rural homes on LPG or oil. Common local needs Boiler upgrades, chemical cleans on tired heating systems, bathroom renovations, landlord CP12s across the rental market, and increasing volumes of heat pump feasibility work for owner-occupied homes. Services in Oxfordshire ## What we do across Oxfordshire. Boiler InstallationFixed-price combi and system boiler installs across the county. View service Boiler ServiceAnnual servicing from £95, benchmark logbook completed. View service Emergency PlumberPriority response for genuine emergencies across Oxfordshire. View service BathroomsFixed-price bathroom renovations, one team, one quote. View service Heat PumpsAir source heat pump installations, Vaillant, Mitsubishi & Samsung approved. View service Landlord CP12Portfolio CP12s and priority response for Oxfordshire letting agents. View service New Builds & Developments1st fix, 2nd fix and commissioning packages for developers. View service Central HeatingSystem design and upgrades, including underfloor heating. View service Why choose us ## Why Oxfordshire customers pick Pinnacle. ### 10+ years in Oxfordshire Directors trading locally for over a decade; deep roots in the county. ### An ever-growing team Not a one-van operation, we can prioritise emergencies without pushing routine work. ### Gas Safe registered Every engineer individually Gas Safe registered, with an experienced renewables team. ### Vaillant, Worcester, Mitsubishi & Samsung approved Manufacturer-approved installer status unlocks full-length warranties. ### £5m public liability Fully insured county-wide. ### Fixed pricing county-wide Every quote in writing before work starts, no regional variation shenanigans. Local issues we see ## Common Oxfordshire plumbing & heating problems. Oxfordshire's mixed housing stock, hard water and rural infrastructure produce a recognisable set of recurring calls. ### Hard-water damage countywide Chalk and limestone geology means aggressive limescale. Scale protection and correct choice of parts extend the life of every fitting installed here. ### Off-grid oil and LPG heating Rural North Oxfordshire and Cotswold villages often run on oil or LPG. Heat pump feasibility is increasingly the honest answer to escalating fuel costs. ### Old micro-bore heating 8mm micro-bore in period Oxford and Witney housing throttles modern boilers. We diagnose rather than guess. ### Sludge in older systems Decades-old radiator circuits carry heavy magnetite. Cold-at-bottom rads and kettling boilers are the classic warnings. ### Winter condensate freezes Rural properties with exposed external condensate lines lock out every cold snap. Simple lagging or a rerun stops it. ### Listed and conservation constraints Cotswold and North Oxford listed housing needs planning-aware flue and pipework routing, a local installer's default habit, not an afterthought. Our process ## How every Oxfordshire job runs. - 01 ### Phone triage Tell us the symptom and the Oxfordshire address. We'll say honestly whether it's an emergency, a bookable job, or something you can check yourself. - 02 ### Free quote or survey We visit or triage remotely, then quote a fixed price in writing before any work starts. - 03 ### Book & prepare We agree the date, order any parts, and confirm everything the day before. - 04 ### Execute cleanly Engineers arrive on time, floor coverings down, work completed to spec. - 05 ### Test & hand over Pressure test, benchmark logbook where applicable, and manufacturer warranties registered in your name. FAQs ## Oxfordshire FAQs. ### Which parts of Oxfordshire do you cover? Every OX postcode from OX1 in the city out through OX2, OX3, OX4, OX5, OX7, OX10, OX14, OX16, OX18, OX20, OX26, OX28 and OX29. Witney, Oxford, Carterton, Abingdon, Bicester, Woodstock, Moreton-in-Marsh and the wider Cotswolds. ### How fast can you respond countywide? Genuine emergencies in our core Witney/Oxford/Carterton area are prioritised during working hours; we give honest ETAs on the phone for further-out Cotswold or North Oxfordshire calls. ### How much is a boiler install in Oxfordshire? Straight combi swaps start around £2,000 supplied, installed, flushed, commissioned and warranty-registered. Full system upgrades priced individually after a free survey. ### Do you cover rural and off-grid properties? Yes, rural North Oxfordshire and Cotswold villages are routine work. Heat pumps are often the honest answer to oil and LPG costs. ### Do you handle new-build developments? Yes, 1st fix, 2nd fix, commissioning and handover packages for developers across Oxfordshire. ### Are you Gas Safe registered? Yes. Every engineer is individually Gas Safe registered, and we have an experienced heat pump installation team. ### Do you work with Oxfordshire letting agents? Yes, portfolio pricing, priority tenanted emergency response, and digital CP12s across managed properties. ### Are quotes free? All quotes are free. Bathroom quotes always include a free pre-visit. ## Nearby areas we cover All areas WitneyOX28, OX29 Plumber in Witney OxfordOX1, OX2, OX3, OX4 Plumber in Oxford CartertonOX18 Plumber in Carterton The CotswoldsOX7, GL54, GL55, GL56 Plumber in The Cotswolds Ready when you are ## Need a plumber in Oxfordshire? Free, no-obligation quote in writing. Gas Safe registered, fully insured to £5m. Local team, real engineers, no call centres. Get a Free Quote Call 01865 306381 Gas Safe Registered Manufacturer Approved £5m Public Liability Gas Safe registered plumbing & heating engineers serving Oxfordshire and the Cotswolds since 2020. - ### Services General Plumbing Repairs - Emergency Plumber - Boiler Installation - Boiler Servicing - Boiler Repairs - Central Heating - Bathroom Renovations - Air Source Heat Pumps ### Areas - Plumber in Witney - Plumber in Carterton - Plumber in Oxford - Plumber in Oxfordshire - Plumber in Abingdon - Plumber in Bicester - Plumber in Cotswolds - Plumber in Woodstock - Plumber in Moreton-in-Marsh ### Contact - 01865 306381 - admin@pinnacle-plumbing.co.uk - Carterton, OxfordshireMonday – Friday8:30 AM – 5:00 PM Saturday & SundayEmergency call-outs only © 2026 Pinnacle Plumbing & Heating Direct Ltd. All rights reserved. Privacy policyTerms & conditionsGas Safe · £5m PL Call NowFree Quote