Fuel delivered by
the UK’s largest independent network.

With a culture of strong safety and compliance principles, driven by our dedicated Safety F1rst and Doing the Right Thing (compliance) Initiative.

Get heating oil price Talk to a fuel expert

Certas Energy delivery truck driving through mountainous countryside.

Certas Energy delivery driver putting fuel in a fuel tank.

Certas Energy delivery truck driving through countryside.

PRODUCTS & SERVICES

HEATING OIL

Order kerosene delivered straight to your tank.

Fuel Tanks

Buy or hire a compliant tank and have it installed.

Boiler Care Cover

Annual service and emergency breakdown protection.

Heating oil monitor

See your tank level on your phone and get low‑fuel alerts.

For you

Ways to pay

Pay in full or spread the cost by Direct Debit.

HEATING OIL PRICE GUIDE

Check today’s typical prices and what affects them.

Renewable energy options

Learn about HVO and other low‑carbon fuels.

Help and FAQs

Answers to common ordering and delivery questions.

Our commercial product range

We offer a comprehensive selection of fuel products designed to power businesses of all sizes—backed by an accredited supply network and expert support. Explore our core categories below to find the right solution for your specific needs.

Road Fuels & Emissions Fluids

For road vehicles and fleets.

Diesel / DERV (road diesel) HVO Renewable Diesel (road use) GTL Paraffinic Diesel (road use) AdBlue® (DEF)

Off-Road, Plant & Heating Fuels

For machinery, generators and heating.

Gas Oil (Red Diesel) HVO Renewable Diesel (off-road) GTL Paraffinic Diesel (off-road) Kerosene (heating oil) Industrial Heating Oil (IHO)

Storage, Additives & Maintenance

Store, protect and treat your fuel.

Fuel Storage Tanks Additives & Treatments Lubricants

Your accredited fuels supplier

When it comes to a reliable service our approach to health, safety, fleet operations, efficiency and environmental protection is measured to exacting standards – demonstrating our commitment to measuring, monitoring and improving our performance.

Have you considered HVO?

If your business is reliant on immediate opportunities to reduce greenhouse gas (GHG) emissions by up to 90%, consider switching to HVO.

Fuel Cards

Our Fuel Cards save money, improve payment security, and simplify fleet fuel management – so you can

Fuel Cards
HGV Refuelling Bunker Sites

Quick, efficient, and secure bunkering options nationwide. Reduce downtime and keep your fleet moving.

Bunker Sites
Telemetry for Fuel Tanks

Maintain constant visibility of your fuel levels. Prevent stockouts and streamline deliveries.

Tank Telemetry
Fuelling Futures

Explore innovative strategies for a greener tomorrow. We’ll help you stay one step ahead of environmental regulations.

Fuelling Futures

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80+ local depots across the UK

900 tankers delivering diesel nationwide

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Flexible payment options and credit terms

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Excellent customer service

Latest News

Agriculture

Win At Winter With A Free Grease Gun

This winter our farming and agriculture customers can get a little extra when they order from Certas Energy to help keep farm equipment and machinery running smoothly as the temperatures drop. Buy 1000L of fuel or heating oil plus a Q8 oils Agri product (including lubricants, transmission and engine oils, greases, and antifreeze), and you’ll receive a free 400g/14oz […]

November 11th, 2025 – Certas Energy