Radiant & Hydronics

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The Energy Star program was restricted to residential water heaters but has expanded its scope this year to include larger units.

Residential and small-business customers can apply for a 30% rebate, while schools and public buildings can apply for a 50% rebate.

Data on energy use and energy savings has been tracked on more than 7,700 facilities.

Colorado is introducing a category for Home Energy Rating System-rated homes into its multiple listing service.

An installer plans to use a geothermal heat pump to supply warm water to a multizone radiant ceiling panel system.  Having heard that radiant ceiling panels also can be used for cooling, he decides to pump chilled water through the same radiant ceiling distribution system.

The Australian Institute of Refrigeration, Air Conditioning and Heating thinks so.

New York City Mayor Michael Bloomberg signed a bill earlier this year tasking the NYC Office of Long-Term Planning & Sustainability to study geothermal energy resources and the feasibility of city-wide adoption of geothermal heating and cooling.

A Hamburg, Germany, apartment building intends to generate heat from its vertical algae farm on the sides of the building