Boilers & Hydronics

UK Considers Organic Rankine Cycle

Brunel University Researchers Ponder Country’s Energy Capacity Concerns
June 23, 2014

Energy that is recovered can be used in another part of the process or can be converted to “high value” electrical power. A technology that can achieve the latter is the Organic Rankine Cycle (ORC).


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Radiant’s a Family Affair for the Simionis

Washington Family Cohesively Works Hard and Plays Hard
June 16, 2014

Not only do the Simioni sons keep their family business fresh, but the family’s insistence on keeping up to date with technology also keeps them on the cutting edge of the HVAC and mechanical market. 


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Navien America Inc.: Condensing Combi-boilers

May 26, 2014

The NCB Series combi-boilers are condensing combination boilers capable of delivering plentiful hydronic heat and unlimited domestic hot water for large homes. 


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My First Online Teaching Experience

I Often Find Myself Talking to My Computer
May 26, 2014

Last fall, I taught my first online course dealing with designing hydronic heating systems. The course was titled “Mastering Hydronic System Design.” It was a collaborative effort between HeatSpring Learning Institute, BNP Media’s CE Campus, and myself.


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Facts + Figures: Air-Source Heat Pump Shipments Up Nearly 28 Percent in February

May 12, 2014

Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.  


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Aerco Intl.: Boilers and Water Heaters

May 12, 2014

The AM Series of boilers and water heaters features an advanced, high-efficiency condensing hydronic technology that produces installation, operating, and lifetime cost advantages to systems operating from 399,000-1 million Btuh. 


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Communication is a Contractor’s Best Tool

Don’t Be Afraid to Share the Ins and Outs of a New Wet Heat System
April 28, 2014

The moral of the story is to do the complete job, from the start. This means explaining to the homeowner ahead of time what you are going to do and the potential problems that could arise after the installation is complete. 


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When I’m 64: Knowledge is the Greatest Gift

Knowledge is the Greatest Gift You Can Give
April 28, 2014

I turned 64 in January, and if I knew I was going to live this long, I would have taken better care of myself. 


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Facts + Figures: Air-Source Heat Pump Shipments Up Nearly 28 Percent in January

April 7, 2014

Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.


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Contrasting Rules of Thumb, Calculations

Using Accurate Numbers is the Professional Thing to Do
March 17, 2014

If you’re using a calculator, spreadsheet, or other computational tool, you should use the most accurate numbers possible. It’s just part of being a professional.


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Multimedia

Videos

Image Galleries

Mini Split Installation

Twin Cities contractor Aabott Ferraro helped retrofit an older St. Paul home.

Podcasts

NEWSMakers: Doug Dougherty

Doug Dougherty, president and CEO of the Geothermal Exchange Organization (GEO) joins the program to discuss the latest happenings with GEO, including the drive to get included in state and federal definitions of renewable energy, plus the future of geothermal.  Posted on July 25.

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ACHRNEWS

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2014 July 28

Check out the weekly edition of The NEWS today!

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R-22 PHASEOUT POLL

Some in the industry are calling for the EPA to halt production of R-22 as of 2015. What do you think?
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HVACR INDUSTRY STORE

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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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