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Geo-Flo Products Corp. unveils its NP Series family of nonpressurized flow centers, which uses a water column to provide the necessary suction head for the circulator pump.

Caleffi’s 5350 Series AutoFill fast fill/pressure-reducing valve maintains system pressure at a set value, automatically feeding water as required when installed on the water inlet piping in closed hydronic systems.

According to a report issued by the American Council for an Energy-Efficient Economy, tax reform will provide Congress with many opportunities to promote energy efficiency and remove barriers through the tax code.

The Federal Trade Commission issued a proposed rule Jan. 9 to update the ranges of comparability for residential water heater and gas-fired pool heater EnergyGuide labels.

In addition to water conservation, ISH Frankfurt will have an Energy section to showcase efficient heating systems and renewable energies.

Yes, Iceland’s geothermal plants will soon be making European cars more fuel-efficient.

From the Farmer’s Almanac comes this comparison of wood heat, natural gas, pellet stoves, heating oil furnaces, propane wall furnaces and anthracite coal burners.

Building-science lab houses, also known as pressure houses, are built and outfitted so the entire house becomes a building-science laboratory, demonstrating energy loss issues and other problems faced by those working in energy-efficiency fields.

The Citgo-Venezuela Heating Oil Program has donated free heating oil to more than 1.7 million Americans in 25 states and the District of Columbia since 2005.

Brooke Greer, president of W.L. Gary Co., is the 2013 president of the Mechanical Contractors Association of Metropolitan Washington.