Solar Thermal/Geothermal

Franklin Electric solar technology for water pumps

Franklin Electric’s SubDrive SolarPAK technology gives water pump installers and users the option to use solar as the power source on virtually any 4” well.
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With SolarPAK’s variable-frequency drive, the pump produces water even on cloudy days or with minimal sunlight.


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Women in Plumbing: MacGregor Plumbing President Julie Wieman is focused on recruiting the next generation

Women in Plumbing: recruiting the next generation.
By Kelly Faloon
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MacGregor Plumbing President Julie Wieman is focused on building her northern Michigan business — and the next generation of plumbers and heating techs.


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Energy Conservation Services solar hot water guidebook

Energy Conservation Services’ newly revised book, “Solar Hot Water Systems: Lessons Learned 1977 to Today,” includes practical knowledge to successfully install residential and commercial solar hot water and pool heating systems.
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The Study Guide version to pass the North American Board of Certified Energy Practitioners Solar Thermal Exam includes a PowerPoint and more than 500 questions in the same multiple-choice style of the exam.


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SunTrac Solar sun-tracking panel

SunTrac Solar’s SmartPanel is a concentrating solar thermal panel with a computerized sun-tracking control system
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RiteTemp monitors the temperature of heat transfer fluid as it leaves the panel, allowing the system to tune the mirrors and keep fluid temperatures and pressures in an optimum range.


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Geo-Flo geothermal hydraulic separator

Geo-Flo’s high density polyethylene hydraulic separator is designed specifically for geothermal heat pump systems.
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An automatic air vent, blow-down valve and ball valve for connection to an expansion tank are included. The HDPE tank is installed in a heavy-gauge, powder-coated steel cabinet.


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Our industry needs more focus on distribution systems

It’s not all about the boiler.
By John Siegenthaler, P.E.
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As an industry, we have to move beyond judging the quality of a hydronic system based solely on the heat source.


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ACCA Conference highlights energy-efficient systems

The conference was held March 17-19 in Nashville, Tenn.
By Kelly Faloon
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The 2014 ACCA Conference included a radiant and hydronics track sponsored by the group’s Radiant & Hydronics Council.


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Variable-capacity geothermal heat pump

WaterFurnace’s 7 Series geothermal heat pump surpasses both 41 EER and 5.3 Coefficient of Performance efficiencies.
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The unit utilizes a soft-start variable-capacity compressor, in concert with a variable-speed ECM blower and variable-speed loop pump.


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Two-stage, water-to-water heat pumps

Roth’s geothermal heat pump systems are insulated with sound-deadening material.
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Variable-speed ECM blower motors are standard on all Roth equipment. The coated air coils prevent corrosion and ensure longevity.


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Heat pump with IAQ accessories

Bosch offers its Greensource Complete Design with Innovation (CDi) SM Model geothermal heat pumps with green technology inside.
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Bosch offers its Greensource Complete Design with Innovation (CDi) SM Model geothermal heat pumps with green technology inside.


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2014 Truck of the Month

PM has featured so many great plumbing service trucks! See plenty of them here in our Truck Of The Month Archives page. Are you proud of your truck? Go to our Truck of the Month page to find out how your service truck could be chosen!

9/16/14 9:00 am PDT

Free Webinar: Acoustical Isolation

HOLDRITE will be hosting a free webinar for Acoustical Isolation on Tuesday, Sept. 16, 2014.

Plumbing and Mechanical

2014 August

2014 August

In the August issue of PM, read about the continued construction and renovations being made to hotels and restaurants. Find out the focus of this year's ISH China show will be, who made this month's Truck of the Month and read what Elkay has to say about their commercial construction expansion. Also, read the latest news and discover the newest products being used by professionals in the plumbing and mechanical industry.
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2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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