What Makes a Building Product Green
Residential and commercial appliances, cleaning equipment, restaurant equipment, laboratory equipment, and playground equipment are among the categories included in this division.
Energy and water conservation are important in many of these categories. GreenSpec lists products that significantly exceed Energy Star thresholds for most appliances. Also look for equipment that reduces the amount or toxicity of detergents and other cleaning agents needed, as well as equipment manufactured from recycled materials.
While a heat-pump water heater will save significant energy on a year-round basis, be aware that in a cold climate the net performance (water heating plus space heating) will drop in the winter.
Why we opted for electric water heating over a solar water heater
As we build more energy-efficient houses, particularly when we go to extremes with insulation and air tightness, as with Passive House...