Octopus Energy urges households to make simple change to save £65

Octopus Energy urges households to make simple change to save £65Many households across the UK have a combi boilerCommentsMoneySophie Buchan Money and Lifestyle Writer23:09, 18 Apr 2026View 3 ImagesOctopus Energy is said to be powering more than 10 million homes in Britain and abroad(Image: Getty)Octopus Energy has encouraged households to make a few straightforward changes that could add up to savings of around £517.‌One of these steps alone could cut costs by as much as £65, and it simply involves completing a basic money-saving boiler challenge.‌The energy company urges: "Set your flow temperature to between 55 and 60 degrees on your combi boiler. Take a look at Nesta's Money-Saving Boiler walkthrough to see how, depending on your boiler, you could save £65."‌Experts at MoneySuperMarket explain that a combi boiler is short for a combination boiler. It heats your water and provides central heating from one unit.This is the most widely used type of boiler in the UK and a form of condensing boiler. Its key advantages are its compact size, as it doesn’t require a separate water tank.View 3 ImagesCustomers have been urged to make these changes if they can to save money(Image: Getty)‌It is also praised for its energy efficiency. This is because it heats water only when it’s needed.According to Nesta, the company behind the challenge: "If 10 million households turned down the flow temperature on their combi boilers to 60C or below, this could wipe £1 billion off UK energy bills and save 1.7 million tonnes of carbon emissions – the equivalent of nearly six million people taking transatlantic flights."You can look at the challenge walkthrough here. It confirms: "You could save up to £65 a year on your gas bill by changing a single setting on your boiler.‌"Combi boilers work best when they heat radiators to 60°C or below. But this ‘flow temperature’ is often set much too high, between 70C to 80C."It only takes a few minutes to lower...