A back boiler is a traditional heating system that was commonly installed behind fireplaces to provide hot water and central heating. Many older homes in the UK still have a back boiler, but due to efficiency concerns, homeowners are now considering a back boiler replacement. If you are looking for a back boiler replacement grant, you may be eligible for financial assistance to upgrad... https://boilerhut.co.uk/how-does-a-back-boiler-work/