Hydronic systems - Articles - Page 27

Bell & Gossett suction diffuser (AHR Expo Preview)

January 27, 2015

Xylem’s Bell & Gossett Suction Diffuser Plus helps maintain a uniform velocity profile and improves flow conditions with its Flow Cone technology, which eliminates recirculation zones that can occur with diffusers.

AHR Preview: Taco three-speed pumps

January 26, 2015

Taco’s family of three-speed pumps includes the 0013-IFC pump for heavy-duty installations.

Examples of cheating your client when servicing their hydronic systems

Eight examples of cheating your client.

Dan Holohan

January 23, 2015

Hydronicheating.

Creating an ideal balance-of-system with modern biomass boilers

Several of the pellet-fired boilers now available in North America can operate at steady state combustion efficiencies of at least 85%.

John Siegenthaler, P.E.

January 23, 2015

Beyond biomass boilers.

PM Profile: ECR International's Ron Passafaro

ECR emphasizes innovations with new wall-hung products, contractor training program.

Bob Miodonski

January 22, 2015

Hydronics industry’s growth tied to high-efficiency systems.

Swapping out aging boiler with geothermal heat pump

November 2014 The Glitch & The Fix

John Siegenthaler, P.E.

November 12, 2014

An installer who is used to boiler replacements may view the mechanical room aspects of changing from a boiler to a geothermal heat pump the same as a boiler changeout; just swapping out one “box” for another. Unfortunately, this can lead to some significant operating problems.