استثمر في المدخرات-الأخبار-138
Jul. 15, 2008 – Geothermal systems operate for 1/2 to 1/4 the cost of most other heating and cooling systems! […]
All information about heat pumps and heating
Jul. 15, 2008 – Geothermal systems operate for 1/2 to 1/4 the cost of most other heating and cooling systems! […]
Jul. 29, 2008 – The German manufacturer Roth Werke GmbH offers a newly developed solar-assisted GSHP system called “Solargeo-Energiesystem”. According
Sep. 17, 2008 – The European Parliaments Industry Committee backed EU legislation that targets extensive deployment of renewable technologies, including
Sep. 22, 2008 – California has proposed an extensive set of leak detection, repair, reporting, and retrofitting rules for large
Apr. 21, 2008 – elearning-training.com, part of Star Refrigeration, has developed a two-module elearning course on CO2 Refrigeration. This course
May. 29, 2008 – Low-energy and passive houses are superinsulated and air-tight buildings where the space heating demand is considerably
Jul. 07, 2008 – As of February 2008 the test laboratory for heat pumps at ILK Dresden, Germany is accredited
Nov. 20, 2007 – The renovation of ASHRAE headquarters is expected to be completed in June 2008 at an estimated
Dec. 03, 2007 – The overall effi ciency of a heat pump system is highly dependent on the performance of