Monthly saving with a CHIANG MAI SOLAR heating system for a private home in Nonghoi (Chiang Mai) as our first case study, with 2 solar collectors (=4sq.m ), 240 liters between 55 °C-85°C, in operation since 2006 (last update February 2012).

Chiang Mai Solar is a brand of Oelmaier Technology Company Limited
40 Moo 2, Si Bunrueang Road, Soi 4, T. Nonghoi, A. Muang, Chiang Mai 50000, Thailand,
Solar energy production: 8.8 MWh (Mega Watt hour) per year. If you used all the energy produced as hot water, the saving in electricity costs would be about 24,000.- THB per year. Reduction in greenhouse gas per year: 5.3 Tonnes of CO2 .