Hydronic Air Handlers + Condensing Boilers = Greater System Efficiency The article below is a guest post from Roy Collver, President, OTBC Inc. Roy teaches Condensing Boilers in Hydronic Systems, a 6-week course where students optimize system designs and control strategies to take full advantage of the energy savings and comfort benefits boilers have to… Continue reading “Hydronic Air Handlers + Condensing Boilers = Greater System Efficiency”