We got a call from a homeowner after his HVAC service company threw up their hands and said they could do no more to get the cooling system to work. They had recently replaced two failed compressors ...

We need to have a new HVAC system for green buildings that can achieve zero CO 2 emissions whenever renewable electricity is available. The supply of 100% renewable electricity may not be available ...

Nelson Mechanical Design was asked to investigate an underperforming chilled water system at a large home overlooking the south coast of Martha’s Vineyard. The installing contractor had been let go ...

GETTING THE SAVINGS TO STAY: To estimate the energy efficiency and performance of the proposed chilled water system, an energy simulation was performed by Syska Hennessy Group, Inc., using an IES VE ...

City of Phoenix is expanding a program that offers cold, free water. The water is dispensed via a number of water stations that are placed in public places. Seven new stations have been planned.