In a December 2014 Plumbing & Mechanical Hydronics Workshop column, we discussed the benefits of dual-fuel systems that combine a geothermal water-to-water heat pump with a mod/con boiler. The boiler ...

GRAND RAPIDS, Mich. — Across the street from Van Andel Arena is a building so vital to Grand Rapids that the city wouldn’t function without it. Now, an important upgrade is full steam ahead. For more ...

TWIN FALLS — The price tag for a new digestive boiler at the Twin Falls wastewater treatment plant has risen by about $600,000 after it was discovered that the 40-year-old building that houses the ...

Explosives maker Dyno Nobel is looking to build a new boiler at its ammonia plant in Waggaman, a project that, if approved, would increase sulfur dioxide and nitrogen oxide emissions by about 25%. The ...