Green heating - Articles - Page 11 | Plumbing & Mechanical

Low-temperature opportunities for duel-fuel systems

In situations like this, it makes sense to prioritize use of the lower-cost energy wherever possible.

John Siegenthaler, P.E.

February 20, 2015

A unique detail for preheating domestic water.

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.

Sustainable construction still strong at 2014 Greenbuild

Exhibitors say interest in sustainable construction still strong despite low turnout at trade show.

Bob Miodonski

January 22, 2015

Exhibitors at the 2014 Greenbuild attributed the frequently light traffic on the show floor Oct. 22-23 to a number of factors: educational workshops being conducted during trade show hours; declining attendance at trade shows in general; and the location of the event in New Orleans.

Siegenthaler and Bean to teach online courses

Siegenthaler’s “Mastering Hydronic System Design” will start March 23.

January 16, 2015

Hydronics experts John Siegenthaler and Robert Bean each will present an online educational course starting in March.

Radiant floor heating with pellet boiler

The Glitch & The Fix, January 2015

John Siegenthaler, P.E.

January 15, 2015

The designer’s intent was to supply a low-temperature floor-heating zone, as well as a higher-temperature baseboard zone and air handler, from a thermal storage tank heated by a pellet-fueled boiler.

Laars boiler and tankless water heater

December 10, 2014

Laars’ Mascot LX condensing combiboiler and tankless water heater features natural gas or LP options with 95% efficiency, full modulation and a plentiful supply of domestic hot water on combination units.

WaterFurnace geothermal heat pump

December 10, 2014

WaterFurnace’s 3 Series 300A11 geothermal heat pump offers efficiencies up to 22.3 EER and 4.1 COP.

RPA, IGSHPA promote heat pump technology

December 9, 2014

The Radiant Professionals Alliance and the International Ground Source Heat Pump Association signed a memorandum of understanding to promote the application of ground-source heat pump technology where it overlaps with radiant heating and cooling systems.