Guides & advice

Heating oil, explained , without the guesswork.

Plain, warm, no-nonsense guides for Irish homes: when to buy, how long a fill really lasts, staying safe and warm through winter, and looking after your tank.

Tank care4 min read

Single-Skin vs Bunded Oil Tanks: What You Need to Know

Confused about bunded oil tanks and the rules in Ireland? Here's the plain-English difference, when you need one, and how to protect your tank.

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Saving money3 min read

How Much Does an Oil Boiler Service Cost in Ireland?

What you'll really pay for an annual oil boiler service in Ireland, what's included, and how to avoid being overcharged.

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Boiler & winter4 min read

How Often Should You Service an Oil Boiler in Ireland?

The short answer is once a year. Here's why an annual oil boiler service matters, what it should cover, and how to time it right.

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Tank care4 min read

When Should You Replace Your Oil Tank? Warning Signs

How long does an oil tank last in Ireland, and what are the signs your old tank is on borrowed time? A plain guide to knowing when to replace.

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Tank care4 min read

Signs Your Oil Tank Is Leaking and What to Do

Spot a heating oil tank leak early, from oil smell to falling levels, and learn the safe steps to take before calling an OFTEC technician.

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Saving money4 min read

How to Save Money on Heating Oil: 9 Practical Tips

Cut your annual heating oil bill without going cold. Nine practical, Irish-specific tips on buying smarter, burning less and avoiding the run-out trap.

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Saving money4 min read

300 vs 500 vs 1000 litres: how much oil should I order?

Bigger fills are cheaper per litre, but cash flow and tank size matter. Here's how to choose.

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Prices5 min read

When is the best time to buy heating oil in Ireland?

Prices swing with global crude, the euro, and the seasons. Here's how to think about timing without trying to predict the future.

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Running out4 min read

How long will 500 litres of heating oil last?

A simple, honest guide to estimating how many weeks 500 litres will heat your home, and why the answer changes with the weather.

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Running out5 min read

What to do if you run out of heating oil

Running dry is stressful but recoverable. Here's how to get heat back safely and avoid it happening again.

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Boiler & winter6 min read

Oil boiler lockout: what to do (and what not to do)

Your boiler has gone to lockout and the house is getting cold. Here are the safe, sensible steps, and the one thing you must never do.

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Your personal heating-oil assistant

Reading up because you're not sure how much you've got left?

Guides give you a rough idea. We do better, see when your oil will run out, and we'll remind you before it does. Stop guessing your tank level and never get caught short.

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