Potterton Myson Heating Boilers Boiler Efficiency RatingModelTypeFuelEfficiency Potterton Myson Heating 35Bf 35bfNon-CondensingGas55.0%Potterton Myson Heating 35Cf 35cfNon-CondensingGas55.0%Potterton Myson Heating Apollo 30/50cNon-CondensingGas65.0%Potterton Myson Heating Apollo Fanfare 15/30Non-CondensingGas72.0%Potterton Myson Heating Apollo Fanfare 15/30iNon-CondensingGas72.0%Potterton Myson Heating Apollo Fanfare 30/50Non-CondensingGas72.0%Potterton Myson Heating Apollo Fanfare 30/50iNon-CondensingGas72.0%Potterton Myson Heating Economist wm15/30bfNon-CondensingGas65.0%Potterton Myson Heating Housewarmer smodelNon-CondensingGas65.0%Potterton Myson Heating Marathon 100bNon-CondensingGas65.0%Potterton Myson Heating Marathon 100cNon-CondensingGas65.0%Potterton Myson Heating Marathon 120/150cNon-CondensingGas65.0%Potterton Myson Heating Marathon 40cNon-CondensingGas65.0%Potterton Myson Heating Marathon 50cNon-CondensingGas65.0%Potterton Myson Heating Marathon 60bNon-CondensingGas65.0%Potterton Myson Heating Marathon 60cNon-CondensingGas65.0%Potterton Myson Heating Marathon 70bNon-CondensingGas65.0%Potterton Myson Heating Marathon 70cNon-CondensingGas65.0%Potterton Myson Heating Marathon 80bNon-CondensingGas65.0%Potterton Myson Heating Marathon 80cNon-CondensingGas65.0%Potterton Myson Heating Olympic 20/35bNon-CondensingGas65.0%Potterton Myson Heating Olympic 20/35cfNon-CondensingGas65.0%Potterton Myson Heating Olympic 20/35fNon-CondensingGas68.0%Potterton Myson Heating Olympic 38/50bNon-CondensingGas65.0%Potterton Myson Heating Olympic 38/50cfNon-CondensingGas65.0%Potterton Myson Heating Olympic 38/50fNon-CondensingGas68.0%Potterton Myson Heating Wilson ga40bfNon-CondensingGas55.0%Potterton Myson Heating Wilson ga40cfNon-CondensingGas55.0%Potterton Myson Heating Wilson ga53bfNon-CondensingGas55.0%Potterton Myson Heating Wilson ga53cfNon-CondensingGas55.0%Potterton Myson Heating Wilson ga70bfNon-CondensingGas55.0%Potterton Myson Heating Wilson ga70cfNon-CondensingGas55.0%Get FREE Boiler QuotesCompare prices todayNo obligation to buyVisit Boiler Guide to get free quotes from trustworthy heating engineers in your area. Enter postcode Get Quotes