HVAC: Packaged DX, Rooftop Units, Variable Air Volume (VAV), Variable Volume/Variable Temperature (VVT), Split DX, Chilled Water, Low Temp Chilled Water, Heat Pumps (air cooled, water cooled, and open loop geothermal), Heat Recovery , Dehumidification, Steam Humidification, Steam, Radiant Floor Heating, Displacement Air (for industrial and zero net energy applications), Radiant Tube Gas Heating, Snow Melt, variable exhaust, LEED, ice storage.
Plumbing: Rainwater Harvesting, Graywater, PEX, solvent integral vent systems, medium pressure gas, Central domestic water heating plant, solar hot water, LEED.
