Hot Water Cylinder Services in Gillingham, Mere and Wincanton

G3 unvented qualified and Gas Safe. Installations, servicing, repairs and upgrades for unvented and vented hot water cylinders, sized to the property and set up to current safety standards. Unvented systems deliver mains-pressure hot water for powerful showers and multiple bathrooms when correctly specified and maintained.

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Why Choose Us For Hot Water Cylinder Servicing and Repairs

Cylinders only perform if they are sized, protected and commissioned properly. Expect neat installs, clear documentation and servicing that checks the parts that actually keep you safe.

Gas Safe for boiler-fed systems - Unvented G3 qualified - Local and reliable - Genuine parts - Clear fixed quotes - Natural gas and LPG compatible systems

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What We Install, Service and Repair

Everything is matched to water pressure, usage and space.

  • Unvented cylinders for mains-pressure hot water

  • Direct models with immersions or indirect with boiler coil

  • Towel rail and radiator hot water integration

  • TRVs and smart controls where appropriate

  • Secondary return loops and timers where required

  • Filtration and inhibitor to protect the whole system

Unvented systems must include correct safety devices, expansion accommodation and visible tundish discharge routing.

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Cylinder Servicing

Annual servicing keeps safety devices working and validates many manufacturer terms.

  • Expansion vessel pressure checked and recharged to label

  • Pressure reducing valve, strainers and check valves inspected

  • Temperature and pressure relief valve tested and tundish checked for clear discharge

  • Thermostats and cut-outs verified

  • Immersion elements and wiring checked if fitted

  • Service record updated

Hot water systems must safely accommodate thermal expansion and prevent over-pressure

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Repairs and Upgrades

Fast diagnosis and straight options before spend.

  • Dripping tundish or lifted relief valves

  • Poor flow or temperature swings

  • Expansion vessel failures and pre-charge loss

  • Leaking valves, weeps and noisy operation

  • Immersion element faults and thermostat failures

  • Relocation, capacity upgrades and secondary return additions

If parts are obsolete or uneconomical, you get clear replace-vs-repair advice with costs. Safety always comes first under G3.

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Hot Water Cylinders & LPG

Gas Safe registered for natural gas and LPG, and G3 qualified for unvented cylinders. Fully certified to install, service and sign off both; never use anyone who isn’t Gas Safe as it’s unsafe and can void insurance.

WE ARE TRUSTED
AND CERTIFIED

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How Cylinder Installation Works

Gas Safe and G3 qualified, providing Hot Water Cylinder servicing and repairs across Gillingham, Shaftesbury, Mere and Wincanton for natural gas and LPG, keeping systems safe and warranty compliant.

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Step 1: Consultation

Confirm bathrooms, usage patterns and mains flow, then survey the cupboard for space, floor support, discharge route and electrics. Photos taken for accuracy.

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Step 2: Clear quotation

Receive an itemised quote with model, capacity, valves and controls, plus labour, disposal, any adaptations and a target install date.

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Step 3: Installation

Old unit removed, new cylinder, valves and expansion vessel installed, discharge pipework routed to tundish and safe termination, system filled and tested.

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Step 4: Handover & Paperwork

Thermostats and immersions tested, benchmarks completed, settings explained and reminders offered for the annual service.

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Brands We Work With

We install, service and repair most major boilers and hot water cylinders. Recommendations are brand-agnostic, matched to the property, water pressure and budget. Genuine parts used, warranties protected, paperwork handled.

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Areas covered

Based near Gillingham, working across Shaftesbury, Mere, Wincanton and the surrounding villages in North Dorset, South Wiltshire and South Somerset. Keeping the patch tight means faster callouts, realistic arrival windows and better access to parts from local suppliers. If you are within roughly 30 to 40 minutes of Gillingham, you are in range. Send a postcode and we will confirm coverage and the next available slot.

Gillingham - Shaftesbury - Mere - Wincanton - Bourton - Zeals - Motcombe - Sturminster Newton - Bruton - Sherborne

 

FAQ’S

  • It is the UK qualification for hot water systems and safety on unvented cylinders. It confirms the engineer can install, commission and maintain to Approved Document G. It is required for this work

  • Every 12 months to verify expansion, safety valves and controls, and to keep many warranties valid.

  • It usually indicates the pressure or temperature relief system has operated, often due to expansion vessel issues, faulty valves or high pressure. A G3-qualified check is needed.

  • It relies on good incoming pressure and flow. If supply is poor, we can look at vented replacements, accumulators or other options after a site test.

  • Most like-for-like replacements are completed in one day. Larger upgrades or relocations can take longer. Timing is confirmed after the survey.