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Derby · the air-to-air grant

Derby: £2,500 air-to-air heat pump grant

Written by Solomon Amos.

Sources: CIBSE TM59, Building Regs Part O, gov.uk Boiler Upgrade Scheme, and MCS (the certification scheme for registered installers) - see methodology

Last checked against current grant rules on 14 August 2026

Quick answer

Yes, but only in one specific way. In Derby, the Boiler Upgrade Scheme pays £2,500 towards an air-to-air heat pump - a unit that cools your home in summer and heats it in winter - when it replaces fossil-fuel or electric heating and is fitted by an MCS-certified installer. A cooling-only add-on that keeps your existing boiler does not qualify, whatever your current heating type.

Heating in Derby, and what it means for the grant

Like most of the areas we cover, Derby sits close to the national pattern: around 86% of its EPC-certified homes heat on mains gas, 13.4% on electric, and a small remainder on oil, LPG or solid fuel. Whichever describes your home, the £2,500 grant works the same way: it pays when you replace that heating with an air-to-air heat pump fitted by an MCS-certified installer.

Derby's heating, by the numbers

86% of Derby's EPC-certified homes heat on mains gas, 13.4% on electric and 0.3% on oil, LPG or solid fuel, typical annual heating costs across the property types we track here run around £583, band D is the commonest EPC rating here, covering 38% of rated homes and 99.8% of Derby's EPC certificates sit behind that fuel-mix split, so it is measured locally rather than estimated nationally and applied to you.

The two honest branches

For a Derby home, one decision settles whether the grant pays: replace your heating, or keep it. Both outcomes below carry equal weight - neither is the "default" answer.

Eligible - you replace your heating. If an air-to-air heat pump replaces a fossil-fuel or electric system (mains gas, oil, LPG, electric storage heaters or direct electric) and is fitted by an MCS-certified installer, the £2,500 applies, and the old system is decommissioned rather than run alongside the new one.

Not eligible - you keep your boiler. If you keep your existing heating and add cooling as a standalone unit, that cooling-only add-on does not qualify for the Boiler Upgrade Scheme grant, however it is marketed. Adding air conditioning while keeping your gas boiler is a private-pay job, carried out by an F-Gas / REFCOM-registered engineer rather than an MCS-certified one.

The grant itself is law and your eligibility is real, but no air-to-air product has reached the MCS Product Directory yet, so no installer can issue a Boiler Upgrade Scheme voucher today. Air-to-air enters MCS scheme scope on 5 December 2026, and vouchers follow once certified products list. Get quotes now, but treat the grant as pending rather than banked.

Grant rules as of August 2026 and subject to change, so always confirm the current terms on gov.uk before applying. Eligibility here is decided nationally, not by Derby Council - the council has no role in the grant itself. Where the outdoor unit needs planning permission in Derby, that question is separate, and our planning pages walk through it.

What MCS means for a grant-eligible install in Derby

MCS - the certification scheme for registered installers - is the quality standard your installer must hold for the grant to pay. It certifies the installer and the installation work, never the homeowner and never GetComfort.

An air-to-air enquiry from Derby that qualifies for the grant goes to an MCS-certified installer; a cooling-only job goes to an F-Gas / REFCOM-registered engineer instead, since that is the licence refrigerant-only work actually requires. Mixing the two accreditations up is the mistake we see most often.

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Frequently asked questions

Can I get the £2,500 grant for air conditioning in Derby?

Yes, but only in that one case. The £2,500 is paid when an air-to-air heat pump replaces existing fossil-fuel or electric heating and an MCS-certified installer fits it. Simply adding cooling on top of your existing heating does not qualify, no matter how the job is sold to you.

Is the grant available in Derby right now, or is it coming later?

Live in law, not yet in practice. Derby is covered by the air-to-air pathway of the Boiler Upgrade Scheme exactly as the rest of England is, and has been since 28 April 2026 - but until air-to-air products appear on the MCS Product Directory no installer can generate a compliant voucher. That gate lifts as air-to-air enters MCS scope on 5 December 2026. (Grant rules as of August 2026 and subject to change.)

Does my Derby installer need to be MCS-certified?

For the Boiler Upgrade Scheme to pay, yes - the installer, not you, needs the MCS certification. It is a scheme for registered installers, not homeowners. In Derby, a cooling-only air-conditioning job never goes through MCS; that work needs an F-Gas / REFCOM-registered engineer.

What if I want to keep my gas boiler and just add air conditioning in Derby?

Then the grant does not apply. It only pays when the heat pump replaces your existing heating and that heating is decommissioned. Keeping the boiler and adding cooling in Derby is a private-pay job for an F-Gas / REFCOM-registered engineer, not a grant job.

Every home is different - your floor, aspect, EPC band, heating type and conservation status all change the answer. Our free cooling checker pre-fills your home from public property data (EPC and UPRN records) and gives you a property-specific verdict for your Derby address on screen straightaway: your overheating score, the right system, your real grant eligibility, the planning position and a net cost. No phone call, no waiting.

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You will see your full cooling plan instantly. If you would like us to email it to you, or to have a single vetted local installer contact you about a free survey, you choose that at the end - we only get in touch if you ask.

Every figure above follows our published methodology.

More on cooling a home in Derby