Fulton Companies has released a new line of condensing hydronic boilers. The Endura™ boiler is the latest addition to Fulton’s product offerings for the commercial heating market, and is offered in 1.5 million (EDR-1500) and 2 million (EDR-2000) Btus/hr.
Mitsubishi Electric updated its variable refrigerant flow WR2- and WY-Series Modular Water Source Units. Both the WR2- (heat recovery) and WY-Series (heat pump) are available in smaller and lighter units with plate type heat exchangers, and both systems operate in either cooling or heating modes.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.