Mon–Sun, 8:30am–5:30pminfo@harrisonejonesheating.co.uk 07523 7382850151 384 5908 HomeAboutServices Areas ReviewsContact Us07523 738285Get a Free Quote New Boilers Fully Fitted from £1,299 with Immediate Installation and a FREE Gas Safety Certificate HomeAreasAllertonServing Allerton & Merseyside # Boiler Installation and Heating Engineers in Allerton New boilers fully fitted from £1,299, immediate installation available, a FREE Gas Safety Certificate on every install, and a fixed written price agreed before any work starts in Allerton, Mossley Hill and Calderstones. Get a Free Quote07523 738285 Gas Safe registered business: registration no. 576059, licence no. 3715984 Gas Safe registered Registration no. 576059 · licence no. 3715984 Fixed written prices Agreed before work starts, no hourly rates Boilers from £1,299 Fully fitted, immediate installation available FREE Gas Safety Certificate With every new boiler installation Open 7 days Mon–Sun, 8:30am–5:30pm Local coverage ## Heating Engineers Who Actually Work in Allerton Allerton is one of Liverpool's more spacious suburbs, running from the large detached and semi-detached homes around Calderstones Park through Mossley Hill and down to the conservation-area terraces of Grassendale and Cressington Park by the river. It is a suburb of genuinely large properties, and the heating work reflects that. We work out of 25 Bardley Cres, Tarbock Green, Liverpool L35 1RJ, so Allerton, Mossley Hill and the riverside conservation areas all sit within our regular working patch rather than at the edge of it. The housing around Calderstones Park and along Allerton Road is mostly large detached and semi-detached Victorian and Edwardian property, often with several bathrooms, big radiator counts and pipe runs that stretch across a wider footprint than a typical terrace. In these homes a combi boiler is not always the right answer: a system boiler paired with an unvented cylinder can deliver strong, simultaneous hot water to more than one bathroom in a way a combi struggles to match. We assess bathroom count and demand honestly rather than defaulting to whichever appliance is quickest to fit. Mossley Hill has a similar mix of larger semis and villas, many with the original chimney breasts still standing and pipework that has been extended piecemeal as bathrooms were added over the decades. Getting a full picture of what has already been altered, rather than assuming a clean original layout, is often the first thing an engineer needs to do before quoting sensibly. Down towards the river, Grassendale Park and Cressington Park are designated conservation areas with distinctive Victorian villas built originally as a planned estate. Any external work, including flue positions and condensate discharge points, needs to respect the character of these streets, and in some cases planning considerations apply to visible alterations. We plan flue routes with that in mind rather than fitting whatever is quickest. Aigburth, which sits between Allerton and the river, adds a further mix of Victorian terraces and inter-war semis, many of which are good candidates for a conventional-to-combi conversion once mains flow rate has been checked. We install and repair Worcester Bosch, Vaillant, Baxi and Heatline boilers throughout Allerton, Mossley Hill, Calderstones, Aigburth, Grassendale and Cressington, with appointments booked within our published hours of Mon–Sun, 8:30am–5:30pm, seven days a week. ### Property types we work on in Allerton - Large detached and semi-detached homes near Calderstones Several bathrooms and long pipe runs are common. A system boiler and unvented cylinder often outperforms a combi here, giving strong hot water at more than one outlet at once. - Mossley Hill Victorian and Edwardian villas Original chimney breasts, high ceilings and pipework extended over decades. Radiator sizing and a full system cleanse matter as much as the choice of appliance. - Grassendale Park and Cressington Park conservation villas Distinctive planned Victorian streets where flue position and external pipework need to respect the conservation area's character, sometimes with planning considerations for visible alterations. - Aigburth terraces and inter-war semis A mix of solid-wall terraces and semis with original cylinders. Many are strong candidates for a combi conversion once incoming mains flow rate is confirmed. Common jobs in Allerton - System boiler and cylinder installation for larger homes with multiple bathrooms near Calderstones - Boiler replacement in Mossley Hill villas with extended, altered pipework - Sympathetic flue and condensate planning for Grassendale and Cressington Park conservation properties - Combi conversions in Aigburth semis with an existing cylinder - No heating or no hot water repairs traced to pumps, valves and ageing controls - Annual boiler servicing to protect manufacturer warranties Places we cover - Allerton - Mossley Hill - Calderstones - Aigburth - Grassendale - Cressington Speak to an engineer Mon–Sun, 8:30am–5:30pm 07523 738285Get a Free Quote What we do here ## Services Available in Allerton ### Heating - Central Heating Installation Complete heating systems designed around Allerton's larger homes, including system boiler and unvented cylinder combinations, in one fixed price. - Central Heating Repairs Cold radiators, dropping pressure and noisy pipes traced to the real fault in Allerton and Mossley Hill homes rather than swapped on guesswork. - Radiator Installation Correctly sized radiators and towel rails fitted and balanced properly across larger, multi-bathroom Allerton properties. - Heating System Upgrades Conventional-to-combi conversions for Aigburth semis and system upgrades for larger Calderstones homes with multiple bathrooms. ### Boilers - Boiler Installation New boilers fully fitted from £1,299 across Allerton, Mossley Hill and Calderstones, with immediate installation available and a FREE Gas Safety Certificate. - Boiler Replacement Old units removed, the system cleansed and the right boiler or cylinder combination sized for your Allerton property. - Boiler Repairs Fault codes, lockouts and no hot water diagnosed properly across Allerton and Aigburth, with a fixed price agreed before the repair begins. ### Gas Safety - Boiler Service Manufacturer-standard servicing with combustion readings recorded, keeping Allerton boilers safe, efficient and inside warranty terms. - Gas Safety Certificate Gas Safe inspection and certification for Allerton homeowners and landlords, issued the same day wherever possible. - Landlord Certificate CP12 landlord certificates for lets around Allerton, Mossley Hill and Aigburth, with digital copies emailed to landlord and agent. - Gas & Hob Installation Why us ## Why Choose Harrison E Jones Heating in Allerton ### Local to Allerton, not routed through a call centre Our base at Tarbock Green, L35 1RJ keeps Allerton, Mossley Hill and the riverside conservation areas inside our normal working day. ### Gas Safe registered, and you can check it Registration no. 576059, licence no. 3715984. Ask to see the card at the door before any gas work starts. ### A fixed written price before work starts You get a price in writing before an engineer picks up a tool. If something unexpected turns up in an older Mossley Hill villa, we stop and agree the cost with you first. ### New boilers fully fitted from £1,299 That figure covers the installation, not just the appliance, and every new boiler installation includes a FREE Gas Safety Certificate. Immediate installation is available where the survey allows. ### The right appliance for the property, not the easiest one We recommend system boilers, combis and unvented cylinders based on bathroom count and hot-water demand across Allerton's larger homes, rather than fitting whatever is fastest for us. Local issues ## Heating Problems We See Most Often in Allerton ### Combis struggling in multi-bathroom homes Larger Allerton and Calderstones properties with two or more bathrooms often overwhelm a single combi when hot water is drawn from two outlets at once. A system boiler with an unvented cylinder usually solves this properly rather than papering over it with a bigger combi. ### Decades of piecemeal pipework alterations Mossley Hill villas extended over the years often carry pipework added at different times, in different sizes, with no single coherent layout. Tracing this properly before fitting a new boiler avoids cold radiators and pressure loss later. ### Conservation-area restrictions on external work Grassendale Park and Cressington Park properties need flue and condensate positions planned around the character of the street. Getting this wrong risks both a compliance issue and a poor-looking installation on a conservation frontage. ### Mains flow rate limits on Aigburth conversions Some older supply pipes in Aigburth restrict flow rate. A combi conversion fitted without testing this first gives weak showers and constant complaints, so we measure flow before recommending it. ### Sludge and magnetite in long-established systems Large systems with a lot of radiators and long pipe runs accumulate more sludge over time. Fitting a new boiler onto an uncleaned system in one of Allerton's bigger houses is one of the most common causes of early breakdown. Our process ## How a Job in Allerton Runs, Step by Step - 1 ### Step 1: Inspection We look at the appliance, the pipework, the flue route and the property itself, and ask what the heating actually does badly. Nothing is quoted from a photo or a phone description alone. - 2 ### Step 2: Diagnosis and recommendation You get a plain explanation of the fault or the right appliance for the property, sized on bathrooms, radiator count and hot-water demand, plus the mains flow rate where a combi is being considered. - 3 ### Step 3: Fixed price in writing One price for the job, agreed before work starts. If something genuinely unexpected appears, we stop, explain it and agree the cost with you before continuing. - 4 ### Step 4: Installation or repair Dust sheets down, work carried out by a Gas Safe registered engineer, the system cleansed and protected where needed, and everything cleared away at the end. - 5 ### Step 5: Testing, certification and handover Combustion readings taken, the system balanced and tested, controls explained, manufacturer warranty registered on your behalf and your certification issued, including the FREE Gas Safety Certificate on a new boiler installation. Questions ## Allerton Heating & Boiler FAQs Do you cover Allerton?Yes. Allerton, Mossley Hill, Calderstones, Aigburth, Grassendale and Cressington all sit within our regular working area from Tarbock Green, L35 1RJ. How much does a new boiler cost in Allerton?New boilers start from £1,299 fully fitted, and every installation includes a FREE Gas Safety Certificate. Larger Allerton homes with multiple bathrooms may need a system boiler and cylinder rather than a combi, which affects the final figure, so we give a fixed price in writing before starting. Do I need a combi or a system boiler for my Allerton home?It depends on bathrooms and hot-water demand. Properties with two or more bathrooms drawing hot water at once often perform better with a system boiler and unvented cylinder than with a single combi. We assess this at survey rather than assuming. Can you install a boiler in a Grassendale Park or Cressington Park property?Yes. These are conservation areas, so we plan flue and condensate positions with the street's character in mind, and flag anything that may need wider consideration before work starts. Can you convert my Aigburth system to a combi?Often, yes, where an existing cylinder is in place. The deciding factor is incoming mains flow rate, which we measure before recommending the conversion. Which boiler brands do you fit in Allerton?Worcester Bosch, Vaillant, Baxi and Heatline. We recommend the appliance based on your property and hot-water demand. Do you provide landlord gas safety certificates in Allerton?Yes. We carry out landlord gas safety inspections and issue CP12 certificates for Allerton and Aigburth properties, with digital copies sent to landlord and agent. Is there a call-out charge for a repair in Allerton?You get a fixed price for the work agreed in writing before it begins, not an hourly rate. Ring us with the fault or error code showing and we will explain how we price it. Do you work weekends in Allerton?Yes: our hours are Mon–Sun, 8:30am–5:30pm, seven days a week. Are you Gas Safe registered?Yes: Harrison E Jones Heating is a Gas Safe registered business, registration no. 576059, licence no. 3715984. All gas work is carried out and certified to current regulations. ## Heating Coverage Across Allerton and the Riverside Suburbs Allerton sits comfortably within reach of our Tarbock Green base, and our coverage spreads from Calderstones Park and Mossley Hill through Aigburth down to the conservation streets of Grassendale and Cressington by the river. The scale and variety of Allerton's housing, from large detached homes with multiple bathrooms to conservation-area villas and Aigburth terraces, means we quote each property on what it actually needs rather than a one-size answer. For a new boiler fully fitted from £1,299 with a FREE Gas Safety Certificate, a heating repair, an annual service or a landlord certificate anywhere in Allerton, Mossley Hill or Aigburth, send the details through the quote form on this page or ring 07523 738285 to speak to a Gas Safe registered engineer directly. Nearby areas we cover - Heating engineers in Liverpool - Heating engineers in Woolton - Heating engineers in Garston - Heating engineers in Childwall Useful links - Boiler installation Liverpool: home - Boiler installation from £1,299 - Landlord gas safety certificates - About Harrison E Jones Heating - Contact us for a fixed price Your next step ## Get Your Fixed Price for Allerton in Writing Send the details and we'll come back with a clear price, or ring now if you're without heating or hot water. - Gas Safe registered no. 576059 · licence no. 3715984 - 25 Bardley Cres, Tarbock Green, Liverpool L35 1RJ - 07523 738285 · 0151 384 5908 - info@harrisonejonesheating.co.uk - Mon–Sun, 8:30am–5:30pmCall 07523 738285 ### Request your free fixed price Takes under a minute. No pushy sales visit, no obligation. Or call us direct on 07523 738285 · 0151 384 5908 Gas Safe registered heating and boiler engineers serving Liverpool, Knowsley, Halton, St Helens and the wider Merseyside area. Contact - 25 Bardley Cres, Tarbock Green, Liverpool L35 1RJ, United Kingdom - 07523 738285·0151 384 5908 - info@harrisonejonesheating.co.uk - Mon–Sun, 8:30am–5:30pm Services - Central Heating Installation - Central Heating Repairs - Radiator Installation - Heating System Upgrades - Boiler Installation - Boiler Replacement - Boiler Repairs - Boiler Service - Gas Safety Certificate - Landlord Certificate - Gas & Hob Installation - Boiler Installer - Boiler Swap - New Boiler - Emergency Boiler Repair - Combi Boiler Installation - System Boiler Installation - Gas Fitters - Gas Fire Service - Gas Fire Repairs - New Boiler Cost Guide - Boiler Installation Merseyside - Worcester Bosch Boiler Repair & Servicing - Radiator Replacement & Supply and Fit - Heating Engineers Liverpool - Baxi Boiler Repair & Servicing - Vaillant Boiler Repair & Servicing - Back Boiler Removal & ReplacementWhat We Do - Gas Engineer - Gas Safety - Central Heating - Boiler Supplier - Heating Contractor - Plumber Areas We Cover - Liverpool - Knowsley - Prescot - Halton - St Helens - All areas we coverCompany - About us - Our work - Heating advice - Reviews - Contact - Privacy policy - Terms & conditions - Cookie policy - Cookie settingsGet a Free Quote © 2026 Harrison E Jones Heating | Liverpool Boiler Installation. All rights reserved. Gas Safe registered no. 576059. Fixed written prices before work begins. Call NowFree Quote We use essential cookies to run this site and, with your consent, third-party cookies for our live chat and embedded content. Cookie policy AcceptDecline