Armstrong Fluid Technology has announced the introduction of its E.2 Pump-Less Volute (PLV) kit which is designed to upgrade, renew, or replace all working parts of all models in the E Series family of circulators. The kits are suitable for both hydronic fluid and potable water applications and include all the new features that were introduced with the second generation of the E Series.
Armstrong Fluid Technology has expanded its Astro wet-rotor circulator offering with the introduction of the Astro 2 Series. Featuring four new sizes, the company says its Astro 2 Series now offers flange-to-flange and bolt-to-bolt compatibility with 100% of competing models in terms of performance.
Armstrong Fluid Technology has introduced the Maintenance-Free (MF) versions of its S&H Circulator line and the Seal Bearing Assemblies (SBA) used to service them. The traditional sleeve bearing designs that are commonly used in this style of circulator require periodic oiling.
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.