The U.S. geothermal heat pump industry was breaking out the champagne on Feb. 9, 2018. That’s the day President Donald Trump signed the Bipartisan Budget Act of 2018, a bill that boosted government spending by hundreds of billions of dollars.
We are proud to present the third of five eBooks specifically for the hydronics and radiant heating/cooling market. Brought to you by Plumbing & Mechanical, PM Engineer and Supply House Times, this eBook is a collection of columns and articles from John Siegenthaler, P.E., a well-respected hydronics expert and longtime columnist for PM, pme and Supply House Times.
Slant/Fin took its name from founder Mel Dubin’s original design — a slanted, locked fin — that he came up with in response to the era’s inefficient fin-tube radiation designs.
A contractor is asked to design a hydronic heating system for a modest, super-insulated house in a cold Northern climate. The home’s design load is only 18,000 Btu/h. The owners are planning to install a 12 KW solar photovoltaic electrical system.
The MrPEX 1 ¼” stainless steel manifold offers the highest level of long term corrosion resistance by using a high-grade stainless steel suitable for radiant heating, radiant cooling and snowmelt systems, the company notes.