Efficiency
Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

Parmenion
Labourer
Labourer
Posts: 1
Joined: Thu Sep 10, 2009 9:57 am

Efficiency

by Parmenion » Thu Sep 10, 2009 10:00 am

Hello all. Does anyone know if it is cheaper to keep a combi central heating system on at a low setting 24 hours a day or have it come on twice a day at a higher temperature?