April 10, 2017 How Water Behaves in Hydronic Systems by Mark Olson, CEO of Caleffi North America, Inc. as featured in HPAC Maga... Read more
December 22, 2016 Is there a way to manually release air in an automatic air vent? Yes, there is a way, and we recommend against it! Read on. All of the Caleffi 5020/5021 Series... Read more
July 22, 2016 How do I know when a y-strainer needs to be cleaned out? A Y-strainer is an in-line filter for hydronic systems. As the strainer starts trapping dirt, r... Read more
May 24, 2016 Can I mount an air vent on top of your dirt separators? Yes, you can. Air bubbles that make their way into the upper part of a dirt separator housing will b... Read more
April 14, 2016 How often should I clean out a dirt separator and what is the procedure? Every hydronic system is different, so there is no absolute correct answer when it comes to how ofte... Read more
December 03, 2015 What is the bottom connection on the 551 Series DISCAL? It is common practice to connect a boiler trim kit, or just an expansion tank, to the bottom of a Ca... Read more
November 20, 2015 How is magnetite removed from a hydronic system? Magnetic dirt removal in hydronic heating and cooling systems is a hot topic these days. Check out t... Read more
November 05, 2015 What does magnetite in a hydronic system look like? Check out this amazing video showing how a Caleffi 5465 Series DIRTMAG is separating the magnetite o... Read more
August 21, 2015 How do I clean an air separator vent? An automatic air vent can be affected by water quality issues, such as excessive debris and par... Read more
June 15, 2015 Where should an air separator be located? The best place to locate an air separator in a hydronic system is where the water temperature is hig... Read more
June 04, 2015 How many air vents do I need? As Manager of Engineering Training, I do a lot of Lunch 'n Learn sessions in the U.S. and Canada... Read more
May 07, 2015 Do I really need magnetic dirt separation in my hydronic system? The short answer is – yes! Almost all hydronic systems have at least one wetted component m... Read more