How-to2 min read11 September 2026

How to Switch to Wood Pellets and Cut Your Heating Bills by Half

Wood pellets cost 7.2p/kWh versus 102.5p/litre for oil. Here's how to make the switch and lock in long-term savings.

If you're burning heating oil at 102.5p/litre, you're paying roughly 14 times more per unit of heat than homeowners using wood pellets. With global oil prices climbing due to geopolitical tensions in the Middle East, now is the moment to explore alternatives that insulate your wallet from market shocks.

Why Wood Pellets Make Financial Sense Right Now

Wood pellets deliver 7.2p/kWh — a fraction of current oil costs. While mains gas (6.04p/kWh) and electricity (24.5p/kWh) offer cheaper options if available, many rural UK properties have no mains gas connection. For those households, pellets represent a genuine escape route from volatile oil markets.

The energy density of pellets is also stable. Unlike crude oil, pellet prices aren't hostage to Middle East instability or currency fluctuations.

Before You Buy: Key Steps

1. Check if you can install a pellet boiler or stove

  • You'll need adequate storage space (pellets take up more room than oil)
  • A chimney or flue for pellet stoves, or ducting for boilers
  • Budget £4,000–£8,000 for boiler installation (grants may apply)

2. Verify your fuel supply chain

  • Contact local pellet suppliers to confirm year-round availability
  • Compare bulk delivery costs versus smaller bags
  • Ask about storage options if space is tight

3. Calculate your payback period

  • If you currently spend £2,000+ annually on heating oil, a switch typically pays for itself in 4–6 years
  • Factor in annual maintenance (pellet boilers need annual servicing)

Hybrid Heating: A Middle Ground

Not ready to abandon oil completely? Many homeowners install pellet stoves alongside existing oil boilers, using pellets for primary heating and oil as backup. This reduces bills immediately while spreading capital costs.

Compare Your Options Today

Before committing to pellets, compare all available heating fuels in your postcode:

The Action You Need to Take

This week: Request at least two quotes from local pellet boiler installers and two quotes from pellet suppliers for annual delivery. This costs nothing and gives you hard numbers to justify the switch. Factor in any available grants (check your local authority website).

Bottom line: At today's prices, the maths strongly favors wood pellets for off-grid properties. But installation costs mean this is a medium-term play — ideal if you plan to stay in your home for 5+ years and want protection against future oil price spikes.

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