By Sabine Lobnig, Mar 14, 2012, 14:12 • 1 minute reading
US Energy Secretary Steven Chu has announced the availability of up to $5.2 million in fiscal year 2012 as part of a planned three-year initiative to develop improved building efficiency technologies, including advanced heating and cooling systems such as air-source heat pumps for cold climates with alternative refrigerants.
Mar 14, 2012, 14:12
Mar 14, 2012, 14:12
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