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Choose us to heat your off-grid home.

Switching from oil

If you currently use oil for your central heating system you should consider switching to us; we have the closest off-grid alternative to natural gas. We offer a cleaner, efficient and modern alternative to heating your home. Switching from oil to gas is easier than you think, and in just a few simple steps you could be enjoying the benefits of mains gas, off the grid.

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0800 626 626

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Why switch to gas?

Help reduce your energy costs

There are many ways we can help you save, from efficient boilers to no tank replacement costs.2 Watch our video to learn more about the ways you can reduce your energy costs with Calor gas.

Take the oil switch check today.

Oil switch check

Choose the right storage option

If an oil tank is spoiling your view, switch to Calor and we can hide your gas tank underground.

Alternatively, an above ground tank or our new Calor Compact using cylinders may be the right solution for your home.

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Automatic gas delivery

Our clever automatic top-up technology tells us when you're running low so there's no worry about ordering gas.

Our national network of delivery depots and the largest LPG tanker fleet, means we'll always be able to deliver, providing reliable LPG heating.

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Switching to gas is easy

Our fuel switching process is simple, ensuring as little disruption as possible. If you're switching from oil, there is usually no need to replace your radiators and internal pipework.

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More reasons to switch from oil to gas

  • Fuel theft
    Fuel theft from a gas tank is virtually impossible, giving you peace of mind

  • Cleaner & greener
    LPG has the lowest carbon emissions, emitting around 20% less CO2 per kWh than oil

  • Easy account management
    From easy payment plans and managing your account online, it's easy for you to enjoy rural living

  • Efficient boilers
    A-rated LPG boilers are cheaper to buy than oil boilers and are highly efficient

  • Local support and advice
    With 50 nationwide customer operations centers, you can be sure to find local Calor support near you

  • Cook on gas
    Gas provides an instant and controllable flame so it's just like cooking on mains gas





Get in touch

Call us Monday to Friday between 08:30 - 17:30 or Saturday 09:00 - 13:00 on:

0800 626 626

Alternatively you can email us and a member of our customer service team will be in touch

Enquire online

Get in touch

Call us Monday to Friday between 08:30 - 17:30 or Saturday 09:00 - 13:00 on:

0800 626 626

Email a member of our customer service team

Enquire online
*Terms and conditions

Terms and Conditions of Calor Gas Limited’s “Free Above-Ground LPG Tank Installation” Offer (the “Offer”).

1.The promoter of the Offer is Calor Gas Limited (Registered Company No. 00303703) whose registered office is at Athena House, Athena Drive, Tachbrook Park, Warwick CV34 6RL (the “Promoter”).

2.The Offer is available to any customer switching their domestic energy supply to Calor Liquefied Petroleum Gas (“LPG”) from electricity, oil or solid fuel (the “Customer”) and entering into a two-year Calor Domestic Bulk Customer Supply Agreement (the “Agreement”.

3.No Customer shall be entitled to take up the Offer more than once.

4.Under the terms of the Offer, any Customer who enters into an Agreement will either receive:

a)the installation at no cost to the Customer of an above ground bulk LPG tank on a Calor pre-fabricated base with a capacity of up to 2,000 litres, including associated pipework up to 20 metres in length, but the Customer will be responsible for paying quarterly standing charges in respect of the tank as set out in the Agreement; or

b) the installation of an underground bulk LPG tank with a capacity of up to 2,000 litres, including associated pipework up to 20 metres in length. The standard tank installation cost to the Customer shall be £1,500, and Calor shall confirm the actual total sum payable prior to the Agreement being entered into. The Customer will also be responsible for paying quarterly standing charges in respect of the tank as set out in the Agreement

5.Any Customer entering into an Agreement will be charged either:

a) a fixed price per litre of LPG throughout the first 12 months of the Agreement, which shall be indicated within the Agreement; or

b)LPG at the price per litre applicable at the time it is delivered, in which case, in the event of a price rise at any time exceeding the rate of 3.5 pence per litre in any three-month period during the Agreement, the customer shall have the right to terminate the Agreement within 30 days of being notified of the price increase by providing 42 days’ written notice to Calor.

6.No cash alternative to the Offer is available, and the Promoter reserves the right to withdraw the Offer at any time.

7.The Offer is not open to employees of the Promoter or anyone who, in the reasonable opinion of the Promoter, is connected with the organisation of the Offer.

8.The Offer is only available to residents of mainland Great Britain aged 18 or over.

9.The Promoter reserves the right to amend these terms and conditions at any time without notice if, in the Promoter’s opinion, events or circumstances occur outside of its control. No correspondence will be entered into.