12 Appian Way, Chineham, Basingstoke, RG24 8BH07481 552059
    Appian Heat Pumps
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    Salisbury Plain in Wiltshire with sweeping chalk downland under dramatic skies

    Heat Pump & Air Conditioning
    Services in Wiltshire

    Serving eastern Wiltshire and beyond with specialist heat pump repair, servicing, installation and air conditioning — from a trusted Hampshire-based engineer.

    Wiltshire covered from our Basingstoke base. A303 and A34 corridor access for efficient attendance.

    15+ Years Experience
    F-Gas Certified
    REFCOM Registered
    Emergency Callouts
    Local Coverage
    REFCOM F-Gas CertificatedMitsubishi Electric Accredited InstallerEcodan Renewable Heating Technology

    Heat Pump & Air Conditioning Services in Wiltshire

    Wiltshire sits to the west of our Basingstoke base, with eastern Wiltshire — including Salisbury, Tidworth, Amesbury, and Devizes — well within our regular service area. The A303 and A34 provide efficient access to most Wiltshire locations.

    The county's rural character means many properties are off the gas grid, making heat pumps a practical and cost-effective alternative to oil or LPG heating. We have extensive experience installing and servicing heat pumps in off-grid properties throughout the region.

    Wiltshire's military housing in areas like Tidworth, Bulford, and Larkhill increasingly features heat pump installations that require ongoing maintenance and occasional repair. We serve both private homeowners and managed housing in these areas.

    The county's market towns and villages — Marlborough, Pewsey, Warminster — have a mix of traditional stone and brick properties alongside newer developments, each requiring different approaches to heat pump design and installation.

    Services Available in Wiltshire

    Air Source Heat Pump Repair

    Fast, specialist fault finding that resolves the root cause — not just the symptom.

    Heat Pump Servicing & Maintenance

    Annual servicing that maintains efficiency, prevents breakdowns, and protects your warranty.

    Heat Pump Installation

    Correctly sized systems, professionally installed and commissioned to perform from day one.

    Domestic Air Conditioning

    Quiet, efficient cooling for your home — designed around your space, not off a shelf.

    Commercial Air Conditioning

    F-Gas compliant climate control for offices, retail, and commercial premises.

    Swimming Pool Heat Pumps

    Repair, servicing, and supply of pool heat pumps to extend your swimming season.

    Commissioning & Optimisation

    Measurable performance improvements for underperforming heat pump systems.

    Emergency Repairs (24/7)

    No heating or hot water? Fast emergency response with high first-visit fix rates.

    System Upgrades & Retrofits

    Upgrade emitters, controls, and cylinders to unlock your heat pump's full potential.

    Annual Maintenance Contracts

    Priority emergency response, planned servicing, and compliance documentation — one annual payment.

    Why Choose Appian Heat Pumps in Wiltshire?

    Our location on the Hampshire–Wiltshire border gives us efficient access to eastern and central Wiltshire. We attend regularly and have built a reliable reputation for expert heat pump services in the county.

    Wiltshire's rural properties often have unique heating requirements — larger floor areas, older construction, and off-grid locations. We design heat pump systems specifically for these conditions, not applying urban assumptions to rural homes.

    Many properties in Wiltshire are replacing ageing oil boilers with air source heat pumps. We manage the full transition, including decommissioning the old system, installing the heat pump, and ensuring the property achieves comfortable temperatures at efficient running costs.

    Our F-Gas certification and REFCOM registration mean Wiltshire customers receive legally compliant, manufacturer-approved services with proper documentation.

    Common Heat Pump Issues in Wiltshire

    Wiltshire's older stone-built properties — particularly in Salisbury, Marlborough, and the Cotswolds fringe — have high thermal mass but often limited insulation. Heat pumps in these buildings need careful sizing and may require enhanced emitters or supplementary underfloor heating to deliver comfortable temperatures at efficient flow temperatures.

    Off-grid properties relying on oil or LPG are prime candidates for heat pump conversion, but the transition requires proper assessment. The existing pipework, radiator sizes, and electrical supply may need upgrading. We assess all of these factors before recommending a system.

    Wiltshire's exposed elevated areas — Salisbury Plain, the Marlborough Downs — experience lower winter temperatures and higher wind exposure than sheltered valley locations. Heat pump installations in these areas need robust defrost configuration and may benefit from wind-shielding of the outdoor unit.

    The county's chalk geology creates hard water issues that affect heat pump hot water systems and swimming pool heat exchangers. Annual servicing with water quality management prevents scaling and maintains efficiency.

    Rural Wiltshire properties often have long driveways and restricted access that requires planning for heat pump delivery and installation. We survey access routes during the initial consultation to avoid issues on installation day.

    How We Work

    1

    Initial Contact

    Call or message us. We discuss your requirements and arrange a convenient time to attend.

    2

    On-Site Assessment

    We inspect your system, diagnose any issues, and provide a clear explanation and transparent quote.

    3

    Professional Execution

    Work is carried out to the highest standard using manufacturer-grade parts and F-Gas compliant processes.

    4

    Testing & Verification

    Every repair, service, or installation is tested and verified before we leave your property.

    5

    Documentation & Follow-Up

    You receive full documentation and ongoing support. We are always available for follow-up questions.

    Frequently Asked Questions — Wiltshire

    Wiltshire Heat Pump Services You Can Trust

    Specialist expertise for rural and urban properties. From oil boiler replacements to emergency repairs — we have you covered.

    Most enquiries responded to within 2 hours