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Picking a Water Heater: Solar vs. Electric or Gas Is Just the Beginning

by LiveModern Webmaster last modified Mar 04, 2014 01:01 AM
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by Alex Wilson last modified Feb 26, 2014

Author name:  Alex Wilson Blog Category:  Energy Solutions GreenSpec Insights Why we opted for electric water heating over a solar water heater Our GeoSpring heat-pump water heater. Click to enlarge. Photo Credit: Alex Wilson As we build more energy-efficient houses, particularly when we go to extremes with insulation and air tightness, as with Passive House projects, water heating becomes a larger and larger share of overall energy consumption (see Solar Thermal Hot Water, Heating, and Cooling ). In fact, with some of these ultra-efficient homes, annual energy use for water heating now exceeds that for space heating—even in cold climates. So, it makes increasing sense to focus a lot of attention on water heating. What are the options, and what makes the most sense when we’re trying to create a highly energy-efficient house? read more






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