New products for green-built homes, including tankless water heaters, asthma and allergy-friendly paint, and a greywater system. More
20 products for green-built homes, including an electric-vehicle charging station, an energy management system, and insulated framing. More
9 new products, including tankless water heaters, off-grid backup generators, and lightweight fireplace surrounds. More
Although tankless water heaters have gotten a lot of attention the last few years, tank-style units offer plenty of efficient options, and in some cases, are actually more efficient. More
Rheem. SRCC-labeled Solaraide passive solar water heating systems operate without pumps or controllers. A closed-loop, indirect heat exchange design wraps completely around the unit’s roof-mounted thermo-siphon exchange tank for optimum efficiency. Single or double flat-plate collectors in 47- or 80-gallon capacity include multiflow risers that transfer heat rapidly and provide heated potable water directly to the home’s existing or backup water heater. The company also makes SolPak active solar thermal systems and storage tanks. 800.621.5622. www.rheem.com. More
This line of condensing commercial water heaters can reach efficiencies of 92 percent to 95 percent. More
As interest in solar hot water climbs, understanding the systems is the first step to maximizing ROI. More
Rheem-Ruud's Spiderfire condensing-type water heaters offer up to 95 percent thermal efficiency. More
Rheem-Ruud's Spiderfire condensing-type water heaters offer up to 95 percent thermal efficiency. More
A winner in the Greenhouse category of the 2009 Evergreen Awards, the EcoDEEP Haus... More
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