March 11, 2013
Domestic hot water will account for about 30% of your home’s energy footprint. Only a few decades ago there were very limited options for the off grid home’s water heating system. Back then the only options were a gas hot water heater, some form of wood boiler or the often high maintenance solar hot water […]
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March 4, 2013
The Ivan Labs El SID circulating pumps have been the best choice for solar hot water and radiant heat for at least the past few decades. For solar hot water they are used to pump water from the solar collector(s) to the heat exchanger (or storage tank) and sometimes a second pump to pump from […]
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