Best UK energy tariffs with free boiler cover (what to look for)

A practical UK guide to tariffs that include boiler cover (or add it cheaply), how eligibility works, and how to compare like-for-like before you switch.

  • Understand what “free boiler cover” really includes (and what it usually doesn’t)
  • Compare tariff types, meter types and payment methods across the UK
  • Get a whole-of-market quote and see if boiler cover adds genuine value for your home
Get your energy quote Compare boiler-cover options

Boiler cover availability and terms vary by supplier, tariff, postcode, boiler age and condition. Prices and availability change frequently.

Fast answer: are “free boiler cover” tariffs worth it in the UK?

Sometimes—but only when the total annual energy cost and the boiler-cover terms stack up for your home. In the UK, boiler cover bundled with an energy tariff is often a promotion (e.g. free for a limited time) or a discounted add-on, and it may be restricted by boiler age, property type, postcode, or an initial inspection requirement.

Best for

  • Homes with an older boiler (but still within cover limits)
  • Households that value predictable repair support
  • People who would buy boiler cover anyway

Usually not ideal for

  • Newer boilers still under manufacturer/installer warranty
  • Homes needing wider cover (radiators, electrics, drains)
  • Anyone who’d pay more for energy just to get “free” cover

Quick checks

  • Is it actually free or “free for X months”?
  • What’s the call-out limit and repair cap?
  • Any excess or annual service included/required?

Important: EnergyPlus compares whole-of-market household energy deals. Boiler cover may be offered by the supplier, a partner insurer, or as an opt-in add-on. Always check the policy booklet/terms before switching.

Compare tariffs that include boiler cover (or similar perks)

Use this quote request to check eligible tariffs for your postcode, meter type and payment method. We’ll show options across the market—then you can filter for tariffs that bundle boiler cover, offer discounted cover, or include other value-adds (like annual servicing or home emergency cover where available).

Before you start: what you’ll need

  • Postcode (for regional pricing and network area)
  • Whether you pay by Direct Debit, prepayment, or on receipt of bill
  • Your meter type (smart, standard credit, Economy 7, prepay)
  • Rough annual usage (if you have it) or your latest bill

Landlords/tenants: If you rent, boiler repairs may be your landlord’s responsibility. Check your tenancy agreement before paying extra for boiler cover.

Get your quote

Tell us a few details and we’ll match you with tariffs available in your area. You can then check which ones include boiler cover or offer it as an add-on.

Start your comparison

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What “free boiler cover” usually means (plain English)

Common offers you’ll see

  • Free for a fixed period (e.g. 3–12 months) then paid
  • Discounted cover when you take a specific tariff
  • Account credit/cashback intended to offset cover cost
  • Bundle that includes boiler plus other emergencies

Typical eligibility checks

  • Boiler type, age and condition (sometimes an inspection is required)
  • Access requirements (e.g. safe access, no known faults)
  • Postcode and property type (some areas may have limited engineers)
  • Cover start delays (often 14 days) and exclusions for pre-existing issues

Comparison: ways boiler cover is bundled with energy tariffs

Rather than naming a single “best” tariff (which changes by postcode and payment method), this table helps you compare the main deal structures you’ll see in the UK and when each tends to work well.

Option type What you typically get What to watch Who it suits
“Free boiler cover” promo Cover included at £0 for a set time, then renews monthly Renewal price, auto-renewal, excess, repair caps, waiting period People who plan to keep the tariff and would pay for cover anyway
Discounted add-on Energy tariff plus optional cover at a reduced monthly cost Discount may be time-limited; tariff and cover may have separate terms Households wanting flexibility to keep energy and cancel cover separately
Bundle (boiler + home emergency) Boiler plus extras (heating, plumbing, electrics) in one plan Higher monthly cost; multiple excesses; limits per claim area Homes where multiple systems are ageing and repairs are likely
Account credit/cashback Money off your bill (not always tied to a cover policy) May not be ring-fenced for repairs; can be clawed back if you leave early People who prefer building their own repair fund instead of insurance

Decision checklist (5-minute review)

1) Is the energy tariff competitive for your exact setup?
Check your region, payment method, meter type (standard/smart/Economy 7/prepay), and whether it’s fixed or variable.
2) What’s included in “boiler cover”?
Look for repair cap per claim/year, parts & labour, call-out fees, excess, and whether an annual service is included or chargeable.
3) Are you eligible?
Many policies exclude boilers beyond a certain age, with known faults, or in poor condition. Some require an inspection or a waiting period.
4) Are the contract terms clear?
Check exit fees on the energy tariff, and whether the boiler cover is a separate monthly contract that can be cancelled.
5) What’s your alternative?
Compare with standalone boiler cover or setting aside money monthly as a repair fund.

Two realistic scenarios (with numbers)

These examples are illustrative only—your prices vary by region, meter, payment method and supplier criteria.

Scenario A: “Free for 6 months” looks good—until renewal

  • Assumptions: Dual fuel, Direct Debit, standard credit meter, mid-terrace, annual usage 2,900 kWh electricity & 12,000 kWh gas.
  • Tariff 1 (with promo): £1,730/year estimated energy cost + boiler cover £0 for 6 months then £18/month.
  • Tariff 2 (no cover): £1,660/year estimated energy cost. You buy standalone cover at £16/month.
  • Estimated 12-month total: Tariff 1 = £1,730 + (6 × £18) = £1,838. Tariff 2 = £1,660 + (12 × £16) = £1,852.
  • Takeaway: The “free” promo can be competitive, but only if the post-promo price and terms are acceptable.

Scenario B: Economy 7 household—tariff fit matters more than the perk

  • Assumptions: Electricity-only flat with Economy 7; 3,400 kWh/year with 55% used off-peak; boiler cover is irrelevant (no gas boiler).
  • Tariff with “home emergency” perk: £1,260/year estimated electricity cost (but weak Economy 7 rates).
  • Economy 7-optimised tariff: £1,160/year estimated electricity cost (no perk).
  • Estimated difference: £100/year more for the perk-based tariff.
  • Takeaway: If your home doesn’t have a boiler (or you can’t claim), the bundle may be poor value—start with the right tariff for your meter.

Tip: When comparing, add the boiler cover cost (including what it becomes after any free period) to the annual energy estimate. That’s your simplest like-for-like “total cost”.

Costs, exclusions and common pitfalls (UK-specific)

Boiler cover can be helpful—but the detail matters. These are the most common reasons a “free boiler cover” deal disappoints.

1) It’s only free for a short time

Some tariffs include cover at £0 for a set period, then charge monthly. Check the renewal price and whether it auto-renews.

2) “Boiler cover” isn’t “full heating cover”

Boiler-only plans may not include radiators, pipework, thermostats, or hot water cylinders. Make sure it covers what you actually worry about.

3) Boiler age/condition exclusions

Older boilers can be excluded or capped. Pre-existing faults, poor maintenance, or unsafe installations may not be covered.

4) Excess and repair limits

Check if you pay an excess per claim, and whether there’s a maximum payout per repair or per year.

5) Waiting periods and inspections

Many policies have a start delay (often around two weeks) and may require an engineer visit before full cover applies.

6) Tariff exit fees vs cover cancellation

Your energy tariff may have exit fees (common on fixed deals). The cover may be a separate monthly product with different cancellation rules.

Good to know: If you’re on a prepayment meter, fewer tariffs may be available and pricing can differ. Always compare on your payment method—don’t assume Direct Debit prices apply.

Quick “red flag” checklist

  • Cover is described vaguely, with no policy document or limits shown upfront.
  • The deal looks cheap, but the energy unit rates/standing charges are significantly higher than alternatives in your region.
  • Boiler cover is only valid after an inspection, but you need support immediately.
  • Your boiler is already under warranty, yet you’d pay for duplicate protection.
  • “Free” cover requires a long fixed tariff with exit fees that restrict switching later.

FAQs: boiler cover tariffs in the UK

Do any UK suppliers genuinely offer free boiler cover?

You’ll sometimes see promotions where boiler cover is included at £0 for a limited period. After that, it usually becomes a paid monthly add-on. Treat “free” as a time-limited incentive unless the terms explicitly state otherwise.

Is boiler cover part of the energy contract?

Often it’s separate. You might have an energy tariff with one set of terms (including exit fees on fixed deals) and a cover policy with another (often monthly rolling). Always confirm whether you can cancel cover without changing your tariff.

Will boiler cover accept any boiler?

Not always. Policies may have maximum age limits, require the boiler to be in good working order at the start, and exclude pre-existing faults. Some arrangements include a waiting period or require an inspection.

Does “boiler cover” include an annual service?

Sometimes, but many boiler-cover plans are for breakdowns only. A service may be optional or extra. If servicing is included, check what’s covered and whether it’s one service per year, plus any booking constraints.

Can tenants get boiler cover with an energy tariff?

You can, but it may not be necessary. In many tenancies, the landlord is responsible for boiler repairs and safety. Check your agreement first—paying for boiler cover could duplicate what you’re already entitled to.

If I switch energy supplier, do I lose my boiler cover?

If the cover is bundled or discounted through your supplier, switching may end the promotion. If it’s a separate policy, you may be able to keep it—but pricing could change. Check your cover documents and cancellation terms before you switch.

Does boiler cover help if I’m on a prepayment meter?

Boiler cover eligibility is usually separate from the meter, but prepayment customers may have fewer tariff options overall. Compare your energy costs on your actual payment method first, then assess whether cover adds value.

What should I compare first: standing charge or boiler cover?

Start with the full energy pricing (unit rates and standing charges) because those apply every day. Then add the real cost of cover (including post-promo price) to see the total. This avoids overpaying for energy to “get” a perk.

If you’re struggling to pay: help may be available through supplier support and grants. See the links in the Trust & Sources section below.

Trust, methodology and sources

Page ownership

How we assess “best” tariffs with boiler cover

Because energy prices and eligibility vary by household, we don’t publish a single universal “best tariff”. Instead, we assess value using a consistent, consumer-first framework:

  1. Total cost first: estimated annual energy cost (unit rates + standing charges) plus the real cost of boiler cover (including post-promo pricing).
  2. Eligibility & practicality: boiler age/condition rules, waiting periods, inspections, postcode constraints, and engineer availability.
  3. Policy substance: repair caps, excess, parts/labour inclusions, call-out limits, and what’s excluded.
  4. Contract fairness: tariff exit fees, cover cancellation terms, and any clawback of credits/cashback.
  5. Customer fit: meter type (smart/standard/Economy 7/prepay), payment method, and household priorities (budget stability vs flexibility).

Limitations: We can’t guarantee cover acceptance, claim outcomes, engineer response times, or future tariff availability. Always read the supplier’s tariff information label and the boiler-cover policy document.

Sources (UK)

Ready to compare UK tariffs with boiler-cover perks?

Get a quote for your home, then check which available deals include boiler cover (or let you add it) so you can compare the true total cost.

Get your energy quote Re-read the key checks

EnergyPlus is a whole-of-market comparison service for UK households. Estimates are based on the information you provide and supplier data available at the time of search.

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Updated on 14 Mar 2026