How To Offer Finance For Central Heating Installations

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A modern UK living room with a family looking at a tablet showing a boiler finance calculator; warm, inviting lighting, clean interior, subtle boiler and smart thermostat visible in the background, atmosphere of reassurance and financial control.

Customer finance, explained in business terms

Offering customer finance means giving homeowners a way to spread the cost of a boiler or full central heating installation into manageable monthly payments, rather than asking for a large upfront sum. For your business, it turns a quote from a single high-stakes decision into an accessible choice with clear monthly figures. Done well, finance supports healthier cash flow, reduces price objections, and helps you compete with larger national brands and online boiler retailers. It also encourages customers to select the right system for their home rather than the cheapest option available on the day.

Why homeowners lean on finance for heating upgrades

Central heating is rarely a “nice-to-have”. When a boiler fails or efficiency drops, customers need a solution quickly, yet a typical supply-and-fit cost can sit roughly between £1,500 and £4,000 depending on the property and specification. In the UK market, interest-free deals for 12 to 48 months have become common, especially on boilers, making monthly budgeting feel straightforward when the total repayable matches the cash price within the promotional term. For customers who prioritise the lowest monthly payment, longer terms up to around 10 years are widely offered at an APR, which can be the difference between proceeding now or postponing.

How finance helps you sell more, without discounting

Finance increases sales by reframing affordability. Instead of debating a £3,000 invoice, the customer compares options such as £85 a month versus £110 a month, and the conversation naturally moves towards value: warranty length, system efficiency, smart controls, and ongoing support. Offering a clear 0% option for shorter terms can lift conversion on mid-range jobs, while a longer interest-bearing plan helps you rescue installs that would otherwise stall on monthly budget. Importantly, finance can raise average order value because customers are less likely to compromise on quality when the payment is spread.

Standout line: The best finance offer is the one your customer can confidently say “yes” to today.

Typical transaction values in central heating

What you can put on finance

1. New boiler supply and installation

2. Full central heating installations

3. System powerflush and remedial works as part of an install

4. Smart thermostats and upgraded controls

5. Radiator upgrades and TRVs

6. Extended warranties and service plans (where permitted and structured correctly)

7. Bathroom or plumbing works bundled with heating (where your proposition supports it)

FCA and compliance: the essentials to get right

If you introduce customers to finance, you must stay within the permissions and process agreed with your finance partner and ensure promotions are clear, fair and not misleading. Advertise representative examples accurately, make APR and total repayable easy to find, and avoid implying acceptance is guaranteed as finance is subject to status and credit checks. Staff should understand what they can and cannot say, especially around affordability and outcomes. Keep records, follow data protection requirements, and use compliant marketing copy approved for your offer.

Introducer and broker models: how it works behind the scenes

Most heating businesses don’t become a lender. Instead, they act as an introducer, presenting finance as a payment option and passing the customer to a broker or lender journey to apply. In a broker-supported model, you can often offer a wider panel of lenders and product types, such as interest-free promotional credit alongside longer-term fixed-rate plans, which helps cover more customer circumstances. Your role is to set expectations, present the finance option clearly at quote stage, and support the customer through the application steps without straying into advice you are not permitted to give. The finance provider handles underwriting, credit decisions, and regulated documentation.

What the customer journey should look like (step-by-step)

1. Quote with two prices: present the cash price and at least one monthly payment example (for example, 0% over 12 to 24 months where available, plus an alternative longer term).

2. Explain the choice in plain English: confirm that finance is subject to status, requires a credit check, and that longer terms may include interest.

3. Customer selects a route: cash, interest-free (within the promotional term), or longer-term repayment.

4. Application: the customer completes the application through the approved finance link or portal.

5. Decision: approval, referral, or decline is returned by the lender process.

6. Confirm the scope: ensure the installation specification matches what is being financed.

7. Schedule and install: proceed with booking once the finance is in place and any required steps are completed.

8. Completion: customer signs off the work and the finance is activated in line with the agreement.

9. Aftercare: provide warranty paperwork, service guidance, and a clear point of contact.

Getting started with Kandoo

Kandoo helps UK home improvement businesses offer customer finance in a way that feels straightforward for both your team and your customers. The first step is agreeing what you want finance to achieve: higher conversion, higher average job value, or better competitiveness against national brands offering 0% deals. From there, you’ll shape a simple offer customers understand at a glance, typically combining an interest-free option for shorter terms with longer-term repayment choices for lower monthly payments. Once your proposition and marketing are aligned, your team can confidently introduce finance at quote stage, using clear monthly examples and a consistent process that keeps the customer in control.

Next steps you can take this week

• Audit your last 20 quotes: where did “upfront cost” slow the sale?

• Decide your hero message: for many installers it is “0% available up to 48 months” (subject to status) plus a longer-term alternative.

• Update your website and quote template to show cash price, APR (where relevant), term length, and total repayable.

FAQs

What is the most common 0% term customers expect for boilers?

Many UK customers now expect interest-free options in the 12 to 24 month range as a baseline, with 0% deals available in some cases up to 36 to 48 months depending on the provider and eligibility.

Do we have to offer 0% finance to be competitive?

Not always, but a clear 0% option can be a strong conversion tool on mid-range installs. Pairing it with a longer-term plan at an APR gives customers a choice based on monthly budget.

What deposit do customers typically need?

Deposit requirements vary by product and lender. Some offers allow no deposit, while others may ask for a contribution, commonly anywhere from around 10% to 50%.

Will offering finance slow down the sales process?

If the journey is well designed, it usually speeds decisions up. Customers can apply quickly, receive a decision, and move to booking without waiting to “save up”.

Can customers overpay or settle early?

Some agreements allow overpayments or early settlement, but terms differ and charges can apply on certain products. Make sure customers check their agreement details.

Should we mention personal loans as an alternative?

It can build trust to acknowledge that some customers may prefer arranging a personal loan themselves. Your advantage is offering an integrated, point-of-sale option that keeps the process simple.

How do grants fit with finance for low-carbon heating?

Where a customer is eligible for a government grant for technologies like heat pumps or biomass, finance can help cover the remaining balance, making the net monthly cost more manageable.

What do we need to say in marketing materials?

Use clear, compliant wording: show APR and total repayable where relevant, state that finance is subject to status and credit checks, and avoid any suggestion that acceptance is guaranteed.