woman's hand adjusting radiator temperature on a combi gas boiler.

39aph39 adjustable adjusting apartment appliance boiler brand budget building cauldron change climate close-up color combi comfortable conservation control cost crisis design dial document domestic drawing economy efficient electricity electronics energy environmental equipment expense finance finances finger furniture gadget gas hand heat heater heating home house household knob life lighting living long machine manicure multimedia nails order panel people radiator residential room s season smart technology temperature thermostat turning water white winter woman women