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Home » Topics » Green Plumbing and Mechanical

Green Plumbing and Mechanical
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John Siegenthaler: Renewable Heating Design

Different ways to pipe a thermal storage tank

Four-pipe vs. two-pipe.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
March 22, 2016

Different ways to pipe a thermal storage tank.


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Optimizing coil heat exchanger flow

Flow face off.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
March 21, 2016

Many systems that use renewable energy heat sources have large thermal storage tanks.


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Hilti rotating laser; hydronic products, plumbing products, tools, green heating

PM's Top Products of 2015

See which products made it into the Top 20 Plumbing Products of the past year.
March 21, 2016

PM’s staff compiled a list of the Top 20 plumbing products of 2015.


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Taco SmartPlug

Taco hot water recirculation efficiency

March 16, 2016

Taco’s SmartPlug optimizes hot water system efficiency and reduces electrical consumption up to 94%.


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John Siegenthaler book signing: “Heating with Renewable Energy”

Heating highlights of AHR 2016

The 2016 AHR Expo breaks attendance records despite travel-crippling snow along the East Coast.
.
John McNally
March 10, 2016

PM columnist and hydronic heating expert Dan Holohan gave his final public speech for the industry Jan. 26 during PM Live!, which he co-hosted with PM columnist and Hydronics Editor John Siegenthaler. 


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Johnson Controls water-source heat pump

Johnson Controls commercial heat pump

March 4, 2016

Johnson Controls’ Premium Efficiency vertical-stacked water-source heat pumps offer efficiency.


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Johnson Controls water-source heat pump; water-source heat pump, geothermal, renewable energy systems, Johnson Controls

Johnson Controls water-source heat pump

February 17, 2016

Johnson Controls’ Premium Efficiency vertical-stacked water-source heat pumps offer efficiency.


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Bradley commercial lavatory sink; commercial lavatory sink, commercial bathroom sink, Verge LVS

Bradley commercial lav sink

February 17, 2016

Bradley’s Verge LVS-Series features individual drains, creating personalized hand-washing space for multiple users.


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Pellet boiler control strategies

The control logic for this system was based on a pellet boiler that operated under its own internal controller.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
February 16, 2016

Outdoor reset can improve performance.


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Pellet boiler system -- Figure 1

Controlling a pellet boiler system

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
February 16, 2016

Outdoor reset can improve performance.


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