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Radiant/Hydronics

Commercial chiller

WaterFurnace’s CLW chiller optimizes system performance using a combination of hardware and software options.
February 20, 2014

WaterFurnace’s CLW chiller optimizes system performance using a combination of hardware and software options.


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Expansion tank pressurization

Improper air-side pressurization 'wastes' some of the internal volume.
February 20, 2014

All closed-loop hydronic systems require an air space to absorb the increased volume of water as it warms during system operation. In most hydronic systems, this task is handled by an expansion tank. In most modern hydronic systems, it’s handled by a diaphragm-type expansion tank.


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Kids and mechanical malfunctions

Could they be the cause of your mechanical malfunctions?
February 20, 2014

Our daughter Kelly and her husband, Craig, wanted to give our grandchildren names that would never appear on a souvenir rack in a touristy store, so they named our grandson Sullivan “Sully” Daniel and our granddaughter Dempsey Jane.


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John Siegenthaler Workshop: Hydronics for High Efficiency Wood-fired and Pellet-fired Boilers

Session added to April 9-11 Northeast Biomass Heating Expo.
January 31, 2014

The day-long technical workshop will be led by industry expert John Siegenthaler.


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John Siegenthaler wins industry award

January 27, 2014

At the AHR Expo in New York last week, Robert Bean presents the Carlson-Holohan Industry Award of Excellence to John Siegenthaler.


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Baseboard heater cover

Baseboarders are available in a tall profile to suit taller high-output hydronic heaters in addition to a new style.
January 23, 2014

Baseboarders are available in a tall profile to suit taller high-output hydronic heaters in addition to a new style.


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Heat pump water heater

The Stiebel Eltron Accelera 300 heat pump water heater can extract up to 80% of its energy requirements from the energy around it.
January 23, 2014

The Stiebel Eltron Accelera 300 heat pump water heater can extract up to 80% of its energy requirements from the energy around it.


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Mod/con boiler

Buderus’ GB142 modulating, gas-condensing boiler has four models supplying from 84,800 to 214,800 Btu/hr. and cascades of up to 16 units for even higher outputs.
January 23, 2014

Buderus’ GB142 modulating, gas-condensing boiler has four models supplying from 84,800 to 214,800 Btu/hr. and cascades of up to 16 units for even higher outputs.


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Thermostatic mixing valve

Webstone has expanded its product line to include thermostatic mixing valves.
January 23, 2014

Webstone has expanded its product line to include thermostatic mixing valves. These forged lead-free brass valves provide output ranges from 95° F to 131° F, making them ideal for point-of-use, hydronic heat or water distribution systems.


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Gas-fired boilers and volume water heaters

The Brute Series from Bradford White is a line of residential and commercial gas-fired boilers and volume water heaters.
January 23, 2014

The Brute Series from Bradford White is a line of residential and commercial gas-fired boilers and volume water heaters.


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BNP Media's Plumbing Group Visits Grundfos North American Headquarters

BNP Media’s Plumbing Group, comprised of the Plumbing & Mechanical, Supply House Times, PM Engineer (pme) and Reeves Journal brands, recently visited Grundfos’ new North American headquarters building in the western Chicago suburb of Downers Grove, Ill.

THE MAGAZINE

Plumbing and Mechanical

March 2014

2014 March

In the March issue of Plumbing & Mechanical, read about the 'living in place' movement and learn how to make your space stylish and comfortable. PM catches up with MCAA president Chuck Fell and spoke with him about his goals for the year. Also in this issue, see the top products of 2013, see who is the March Truck of the Month, and read the latest Tool Tips.
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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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