Taco PS/PA Plate & Frame heat exchangers They are available in a broad range of connection sizes, 1 inch to 20 inches with a wide range of materials to fit various applications. May 7, 2026 These heat exchangers are designed, constructed, and tested to meet ASME Section VIII, Div. 1 requirements.Read More
ARI USA ENCOsys heat exchanger system The company announced its latest ENCOsys steam-to-water heat exchanger system. April 23, 2025 The ENCOsys system was designed with efficiency, storage and more in mind. Read More
Geothermal heat pump systems with manifolded earth loops offer advantages Coming together. John Siegenthaler, P.E. September 5, 2024 Geothermal systems use HDPE tubing for closed-loop earth heat exchangers, buried several feet below the surface.Read More
New Products Navien launches new Hydro-Furnace December 13, 2023 Available in Upflow and Horizontal configurations, the NPF comes in two sizes of 60,000 Btu/h and 100,000 Btu/h.Read More
The Glitch + The Fix: Fingers crossed February 23, 2022 An installer is asked to add a monobloc-style air-to-water heat pump to an existing hydronic system that is supplied by a mod/con boiler.Read More
The Glitch + The Fix: One shot after another January 25, 2022 A technician encounters a system installed in the 1980s when radiant floor heating was relatively new in North America.Read More
The Glitch & The Fix: Seemingly simple December 22, 2021 A homeowner hires a heating contractor to upgrade his propane-fired cast-iron boiler to a mod/con boiler. The cast-iron boiler is only 15 years old and in good shape. Read More
The Glitch and Fix: Hardware heavy May 15, 2020 A client asks a heating contractor to set up a floor heating system for a new 7,500 square foot machine shop.Read More
Single coil solution Optimizing heat exchanger performance in renewable energy systems. John Siegenthaler, P.E. November 15, 2019 Some renewable energy heat sources require large thermal storage tanks. Examples include systems’ biomass boilers and solar thermal collectors.Read More
Taco PF Series Plate and Frame heat exchangers March 14, 2019 With flow rates from 50 to 7,000 gpm, PF Series heat exchangers are capable of handling a wide variety of system requirements. Read More