August 05, 2015
Designed to protect non-condensing boilers from flue gas condensation, when installed prop...
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Mixing Valves, Thermostatic
July 23, 2015
Over-dilution of formulated glycol heat transfer fluid (HTF) causes corrosion problems. The reason f...
July 01, 2015
Some models of Caleffi's automatic air vents are equipped with a hygroscopic safety vent ca...
June 15, 2015
The best place to locate an air separator in a hydronic system is where the water temperature is hig...
June 04, 2015
As Manager of Engineering Training, I do a lot of Lunch 'n Learn sessions in the U.S. and Canada...
May 14, 2015
The 6440 Series actuator from Caleffi accepts a "floating" (a.k.a. 3-position) c...
The short answer is – yes!
Almost all hydronic systems have at least one wetted component m...
Caleffi's 668S1 Series TwistFlow™ manifold has a ton of great features. As of t...
Caleffi Manifold Mixing Stations, such as the 171 Series and 172 Series, have a lot of imp...
April 08, 2015
Although Caleffi does not sell PEX tubing, we do sell universal PEX and PEX-AL-PEX fittings that con...
February 19, 2015
We get questions regarding locating and orientation of expansion tanks. Can I mount the tank on its ...
February 13, 2015
The Caleffi 626600A paddle flow switch is a durable, high quality water flow switch for pipe sizes f...