Learn how to install Uponor ProPEX® Lead-Free (LF) Copper Stub Ells, which provide a secure 90-degree transition from Uponor AquaPEX® pipe to copper or 1/2" compression valves.
With certain jurisdictions requiring smaller-diameter piping to help meet energy and water conservation codes, more projects are specifying 3/8" piping. Learn the nuances of making a 3/8" ProPEX® connection when installing Uponor PEX-a piping systems.
In this episode of the LG Pro Cast, hosts Terry Frisenda and Phillip Kriegbaum tackle a hot topic straight from our LG Training Courses: 5-wire configurations in LG HVAC units.
Whether you're a seasoned pro or just getting started, this episode has something for everyone. From mastering the basics of identifying communication and power terminals to expert tips on wiring LG HVAC units into a seamless system, Terry and Phillip break it all down in an engaging, easy-to-follow conversatio ...Read More
ALPHA HWR is a high-efficiency circulator fitted with a stainless-steel housing. It is built with an ECM (Electronically Commutated Motor) for maximum performance. The ALPHA HWR is designed to circulate domestic hot water in systems with a dedicated return line. The circulator comes with built-in temperature control, eliminating the need for an external aquastat. You can learn more about the ALPHA HWR here: ...Read More
Not all PEX pipe performs the same with F1960 cold-expansion connections. Discover the important differences between PEX-a and PEX-b pipe, why shape memory matters, and how ProPEX® expansion technology is designed to deliver reliable, long-lasting connections.
Discover the advanced functionality of the 520 Series AngleMix™ thermostatic mixing valve by Caleffi North America. This brief overview showcases an industry-exclusive angle-style valve body engineered specifically to mount directly on top of standard domestic water heaters. By eliminating the need for complex pipe routing and extra elbow fittings, the AngleMix™ minimizes material costs, saves valuable mechanical ...Read More
Course Overview
Bacterial growth in domestic hot water (DHW) systems presents a critical safety and compliance challenge for modern facility management and mechanical design. In this concise mini-training module from Caleffi North America, industry professionals will explore actionable strategies to control water temperatures, prevent Legionella proliferation, and deliver safe, code-compliant potable water.
What You’ll Learn
The ALPHA Comfort System is a high-efficiency circulator fitted with a stainless-steel housing. It is built with an ECM (Electronically Commutated Motor) for maximum performance. The ALPHA Comfort System is designed to circulate domestic hot water in systems without a dedicated return line. The Comfort System has a thermally actuated valve connecting the hot water line to the cold at the farthest fixture, eliminating the need for a dedicated return line.
Learn more about the ALPHA Co ...Read More
In this video, we walk through a common issue in hydronic systems—circulators running without water—and how modern Grundfos circulators protect themselves from damage. Traditionally, a circulator could accidentally be powered on before the system had water, causing it to run dry and eventually burn out. This often led to callbacks, replacements, and unnecessary system damage.
New circulators, like the Grundfos ALPHA Comfort System, include built‑in dry‑run protection that ...Read More
Watch how easily you can make ProPEX cold-expansion connections for PEX-a pipe sizes up to 1-1/2".