by jdunkley | Mar 25, 2011
With this high quality Canadian made, 4 collector solar thermal array, the owners can expect 15GJ+ of energy to be displaced annually, by the...
by jdunkley | Mar 9, 2011
Most geothermal heat pump installations produce either hot water OR air for hydronic or forced air distribution as well as domestic hot water. A triple function installation does both, it provides hot water AND air for hydronic and forced air space heat as well as...
by jdunkley | Nov 8, 2010
Biomass is the perfect renewable, solar powered fuel. Wood gasification offers a local, low embodied energy and low emission, renewable heating fuel when compared to conventional fossil fuels like oil and gas. Like any renewable technology though, it isn’t for...
by jdunkley | Sep 1, 2010
What sets this solar thermal installation apart from many others is the variable speed pump control and the reverse return collector. In periods of lower solar radiation (late/early day, winter and overcast/cloudy) and when there is a higher storage tank temperature,...
by jdunkley | Jul 23, 2010
This installation uses a CSA approved packaged solar hot water preheat system. The collectors are of the flat plate variety with a mix of food grade propylene glycol and water as the heat transfer fluid. With this type of collector, roof penetrations, linesets,...
