Energy Bills Are Rising Again — Why Renewables Are the Smarter Bet

From 1 July 2026, Ofgem’s price cap rises by 13%, taking a typical dual-fuel household to around £1,862 a year. It’s the latest in a five-year pattern of volatile, stubbornly high bills — and it’s worth understanding what’s really going on.

The rise is driven by wholesale gas costs, pushed up by conflict in the Middle East. But a closer look at the split shows: gas is rising by around 24%, electricity by just 5%.

That one line tells you where UK energy is heading. Homes that depend on gas for heating and hot water are the most exposed to the sharpest, least predictable price swings. Homes shifting onto electricity — especially those generating and storing their own — are increasingly insulated from them.

How renewables change the maths

A properly integrated system attacks your costs from several angles at once:

  • Solar PV turns your roof into a generator — every unit you use yourself is one you don’t buy at the capped rate.
  • Battery storage lets you store cheap or self-generated power and use it at peak times, especially on a smart time-of-use tariff.
  • Heat pumps replace gas heating with high-efficiency electric heat, delivering several units of warmth per unit of power — and the economics improve as gas climbs.
  • Smart controls tie it together so the whole system works as one.

Individually each helps. Designed and installed together — as a single system rather than separate purchases — they compound. That whole-house approach is what we specialise in.

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The bottom line

You can’t control wholesale markets or global tensions. You can control how exposed your home is to them — particularly if you’re building or renovating, where electrification is far cheaper to design in from the start than to retrofit later.

If you’d like to talk through what whole-house electrification could look like for your project, get in touch with PBT Installations.


Based on Ofgem’s price cap announcement of 27 May 2026 for the 1 July–30 September 2026 period. Prices change quarterly — check the latest cap before deciding. BBC News