Based on typical running costs for a 2 bedroom house using 11,000 kw/hours for heating and hot water (see details below graph) using rates as of Oct 2012. NB rates may fluctuate. Click here to view full Calculation Data

Figures based on a typical 3 bed property with a family of 4 using boiler for hot water and heating and with total annual energy consumption of 15000kwh. The Thermaflow boiler on economy2000 tariff from Scottish Power would cost £1000 to run based on energy prices January 2011.