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- 23 Oct 2004
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hi guys,
just read energy saving article in newpaper and then check my boiler.
the boiler is potterton suprima 60 , immersion heater with economy 7,expansion tank in the loft, gas running cost of 450£ a year, 3 bed room detached house.
the question is should i need to change to combination system for cost efficient . if then how much i have to spend.
cheers,
confuscio
just read energy saving article in newpaper and then check my boiler.
the boiler is potterton suprima 60 , immersion heater with economy 7,expansion tank in the loft, gas running cost of 450£ a year, 3 bed room detached house.
the question is should i need to change to combination system for cost efficient . if then how much i have to spend.
cheers,
confuscio