Click on image to enlarge Bioflow Boost Belts“Saved 28% off my gas bill” - J Critoph How it works Fuel that has been subjected to the magnetic field of the Thermoflow provides more heat from a given amount of fuel allowing the energy requirements of the appliance (boiler, heater, oven etc.) to be reduced. Thermoflow is suitable for gas & oil boilers. Simply attach easily with ties supplied to Reduce fuel costs, customers report average savings of 5 – 20%. Reduce emissions. Lower soot levels in boiler chamber, reducing maintenance costs. Transfer easily Last a lifetime Special Offer:Was £55.00 Now Only: £49.50 In StockQuantity: Related ProductsH2 FlowWas: £65.00Now: £58.50H2 FlowMotoflow fuel saver for petrol & dieselWas: £55.00Now: £44.75Motoflow fuel saver for petrol & diesel