Brits are being urged to pick up a simple 99p tool that could save them almost £350 on their energy bills this winter. Energy bills are set to rise by £149 for the average household from October after Ofgem announced it would be raising its energy price cap. The new price cap figure will be £1,717 from October 1, up from £1,568 previously.

The cap does not set the maximum a household will pay for their energy but limits the amount providers can charge them per unit of gas or electricity , so those who use more energy will pay more . However, purchasing a radiator bleeding key for as little as 99p could help you save up to 20% on your energy bills according to experts. Mitchell Wray, home heating expert at National Insulation Supplies , explained: “There are often household maintenance tasks that can be neglected or forgotten, and for lots of Brits bleeding your radiators might be one of them.

“Lots of advice often is focused on the central heating and boiler itself, but often money is wasted by not checking your actual radiators, and in some cases, can impact your overall central heating. "Bleeding your radiator means freeing air that has become trapped in your radiator. This is a problem because the radiator won’t heat up as effectively.

Your boiler needs to use more energy to fight the air, costing you more money” How to bleed your radiators Step 1: Gather up the tools you’ll need The first step is to source all of the tools that you’ll need to complete the .