Heating oil guides for Ireland
How much to order, when to buy, what tax adds and which grants you may qualify for.
Guides and tools
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52 results
Tank planning
Use less heating oil without making your home miserable
Practical advice for heating controls, unwanted draughts, hot-water insulation and when to call an oil-heating technician.
Fuel types
Oil heating or an electric heater?
Use your prices to compare running costs, and understand the difference between heating one room and heating a house.
Buying oil
How to order heating oil in Ireland
What to check at home, eight questions to ask your oil supplier, and how to compare prices without ringing round.
Buying oil
Should I buy heating oil now or wait?
Choose a next step based on your tank, delivery options and budget, without relying on a price forecast.
Tank planning
How much heating oil do I need?
Work out your daily oil use from past deliveries, see how long 500 litres lasts, and compare the delivered price of each order size.
Fuel types
Heating oil vs gas in Ireland: which costs less?
Compare the cost of useful heat, standing charges and installation costs before deciding whether to change your heating system.
Tank planning
Heating oil grants in Ireland: what help is there?
Fuel Allowance, the Additional Needs Payment, free insulation and SEAI grants, with amounts and who qualifies.
Fuel types
HVO heating oil in Ireland
Check compatibility, availability and the cost before changing fuel.
Tax
How much of Irish fuel prices is tax?
How much of a fuel bill goes on carbon tax, the NORA levy and VAT.
Fuel types
Oil smell in the house: what it means
When an oil smell means get out and call 112 or 999, what a smell after a delivery or near the boiler or tank usually means, and who to call.
Tank planning
Oil tank leaking? What to do and when to replace it
Signs your heating oil tank is leaking, what to do in the first hour, who to tell in Ireland, and the warning signs that mean the tank needs replacing.
Tank planning
Single-skin vs bunded oil tank: which do I need?
What a bunded oil tank is, when Irish building regulations guidance says you need one, plastic vs steel, common sizes, and what to ask an installer.
Fuel types
Which heating oil does my boiler use?
28-second kerosene or 35-second gas oil? What the names mean, how to check which fuel your boiler or range takes, and why you must not mix them.
Tank planning
How much does an oil boiler service cost in Ireland?
What Irish technicians charge for an oil boiler service, what the visit should include, how often to book it, and what landlords must do.
Buying oil
Moving into a house with oil heating: a starter guide
New to oil heating? Find the tank, check the level, confirm the fuel, order your first delivery and get the boiler, controls and CO alarms sorted.
Tank planning
How long does heating oil last?
How long 300, 500, 900 and 1,000 litres of heating oil last in winter and summer for smaller, typical and larger Irish homes.
Tank planning
How to check your oil tank level
Read a sight or float gauge, dip the tank with a clean stick, turn the depth into litres for any tank shape, and spot when a gauge is wrong.
Buying oil
Ran out of heating oil? What to do now
Out of oil? How to get a fast delivery, buy a can safely at a fuel station, restart the boiler, get help paying, and stop it happening again.
Price changes
How much heating oil does €100 buy?
How many litres €100, €200, €300 or €500 buys at today's typical Irish price, and why small orders usually cost more per litre.
Tank planning
Oil boiler not working? What to check first
Safe checks for no heat, a lockout light or a boiler that won't start after a delivery, and when to call an OFTEC technician.
Tank planning
Tank planner
Enter your tank reading to see how long your oil will last and how much to order.
Price changes
Heating oil price history
Look at the price record before deciding when to order.
Price changes
Weekly market report
A weekly summary of heating oil prices across the counties we check.
Tax
How much tax is on heating oil in Ireland?
See the tax and levy charges in an Irish kerosene bill, with current rates, a household calculator and worked examples.
Tax
Why is fuel so expensive in Ireland?
How oil markets, imports, refining, delivery and tax each add to Irish fuel prices, with dated figures for petrol, diesel and heating oil.
Tax
The NORA levy in Ireland explained
What the NORA levy is, what it pays for, the current reduced rate, when the standard rate returns, and what it adds to a heating-oil or fuel bill.