Boiler Upgrade Scheme (BUS) £9,000 Off-Gas Grant Available (2026)

Air Source Heat Pump Installers in Cornwall

Switch to an air source heat pump in Cornwall. Claim £9,000 BUS grant for off-gas homes. MCS-certified installers, NGED G98 & Lendology loans. Free quotes.

MCS Certified Installers

TrustMark & RECC Protected

★ 4.9/5 (1,400+ UK Reviews)

-3°C

Winter Design Temperature

£950 – £2,500 / yr vs oil

Typical Saving

5.5 Years

Typical Payback

National

Region L

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Why Cornwall for Heat Pumps?

Switching to an air source heat pump in Cornwall delivers consistent, low-carbon home heating while cutting reliance on expensive fossil fuels. With substantial government grant support and modern cold-climate technology, heat pumps are engineered for optimal comfort.

51% of homes off the mains gas grid (highest in South West)

£9,000 Boiler Upgrade Scheme grant for off-gas properties

-3°C winter design temperature optimization

National Grid (NGED Region L) G98 compliance

Lendology CIC low-interest council green loans

Coverage Postcode Districts in Cornwall

TR1 TR2 TR3 TR4 TR5 TR6 TR7 TR8 TR9 TR10 TR11 TR12 TR13 TR14 TR15 TR16 TR17 TR18 TR19 TR20 TR26 TR27 PL10 PL11 PL12 PL13 PL14 PL15 PL17 PL18 PL22 PL23 PL24 PL25 PL26 PL27 PL28 PL29 PL30 PL31 PL32 PL33 PL34 PL35

Local Heating Statistic

51% off-gas grid housing stock

51% of all Cornish homes are off the mains gas grid — relying on expensive oil, LPG, or electric heating costing thousands per year

Off-Gas Grid Savings Opportunity

Over 51% of local properties rely on oil, LPG, or electric heating. Replacing these systems with a heat pump yields the largest financial savings and qualifies for maximum government grant support.

Government Grants & Regional Funding

Heat Pump Grants in Cornwall

Off-gas Cornish properties qualify for £9,000 upfront BUS deduction. Low-interest council-backed finance available via Lendology CIC.

Cornwall Council Warm Homes: Local Grant Lendology CIC Green Loans ECO4 Scheme

Primary Grant Value

£9,000 Upfront Capital Grant

Boiler Upgrade Scheme (BUS) £9,000 Off-Gas Grant

Electrical Network

DNO Grid Registration in Cornwall

DNO: National Grid Electricity Distribution (NGED)

Operator & Region

National Grid Electricity Distribution (NGED)

Region L (South West - 22)

G98 Fast-Track Standard

3.68 kW (16A single-phase)

Standard residential heat pumps register post-commissioning

Main Fuse & Supply Check

60A–100A Supply Rating

Vetted MCS installers check incoming electricity cutouts

Local Grid Note: Standard single-phase domestic heat pumps register under G98 post-commissioning. High-capacity commercial or rural systems submit G99 assessments.

Cornwall Housing Suitability & Planning Standards

Housing Archetype & Emitters

Off-grid granite & slate cottages, rural farmsteads & coastal bungalows

High-temperature R290 heat pumps paired with targeted radiator upgrades deliver 65°C flow temperatures without requiring invasive wall insulation in solid granite walls.

Acoustic Planning & MCS Standards

Authority: Cornwall Council

Permitted development applies across non-listed homes. Coastal properties require anti-corrosion coatings and sound assessments.

Noise Limit: 37.0 dB(A) at neighbour habitable room window/door (MCS 020a (England)). No mandatory 1m boundary setback under revised PDR.

Calculate Your Cornwall Heat Pump Savings

Model your fuel bill savings when switching from oil, gas, or LPG to an air source heat pump calibrated for Cornwall's winter design temperature (-3°C).

Open Heat Pump Savings Calculator → Check Grant Eligibility Checker →