1 Simple Trick to Get the Most Of Your Condensing Boiler

Want to get the most from your condensing boiler? Lower the temperature.
by Roy Collver

One of the most effective energy saving technologies we have available to us right now, is the condensing boiler. Coupled with a well-designed low temperature hydronic heating system, it is easy to produce a 30% to 50% or more reduction in fuel […]

John Siegenthaler Reviews Heat Pumps

In the article below, John Siegenthaler, Principal of Appropriate Designs, explains how air-to-water heat pumps offer new opportunities for hydronic pros. At the end of the article, John runs the numbers to answer the question: “How does the performance of an air-to-water heat pump compare to that of a geothermal heat pump?”  John teaches two […]