Comment Comment by stinos trickyWell, it is mainly a matter of installing a proper ventilation system.So improving energy efficiency of heating for existing houses with lesser insulation is very useful.it is, but it can never reach the levels of energy savings coming form decent insulation (where decent means: German standards for instance) parent stinos 12 years ago
Well, it is mainly a matter of installing a proper ventilation system.
So improving energy efficiency of heating for existing houses with lesser insulation is very useful.
it is, but it can never reach the levels of energy savings coming form decent insulation (where decent means: German standards for instance)