Congress approves GHP tax credits The tax credits will be retroactively reinstated February 16, 2018 The reinstated GHP tax credits are retroactive to Jan. 1, 2017, and extended to Jan. 1, 2022.Read More
Back to hydronics basics John Siegenthaler, P.E. December 30, 2017 A knowledge of basic science reveals situations that seem too good to be true.Read More
IAPMO developing 2018 USPSHTC and USEHC codes The Uniform Solar Energy and Hydronics Code governs installations, inspections November 16, 2017 Committee meeting results will be published for review in March 2018. Read More
Hydraulic Institute adds new manager, director New staff will support growth in the technical and marketing departments November 8, 2017 The Hydraulic Institute (HI) continues to develop a robust portfolio supporting pump system efficiency.Read More
Why is the relief valve leaking? Ray Wohlfarth October 31, 2017 Not maintaining this valve could destroy the heating system. Read More
Level-headed John Siegenthaler, P.E. October 24, 2017 An unpressurized outdoor wood-fired heater is installed to supply heat to fin-tube baseboard install in a two-story home.Read More
You don't pay for COPs John Siegenthaler, P.E. October 24, 2017 It’s energy cost savings that really matter.Read More
Level-headed John Siegenthaler, P.E. October 24, 2017 An unpressurized outdoor wood-fired heater is installed to supply heat to fin-tube baseboard install in a two-story home.Read More
Flow rate, heat output and Delta-T John Siegenthaler, P.E. September 28, 2017 Some things don’t vary proportionally.Read More