California's largest and fastest-growing PACE program, the HERO Program, finances a variety of indoor and outdoor water-saving measures, including whole-home graywater systems
and rain catchment systems.
Among his topics are water from springs, air conditioning condensate recovery, water gathered from clouds, solar water distillation, graywater systems
, aquatic plants as a waste management system, biological filter and constructed wetland systems, septic system design, and composting toilets.
Other ways to conserve water in the garden include drip irrigation, which releases just the amount of water plants need, and graywater systems
, which move used water from sinks and showers out into the yard for watering.
They could employ passive and active solar design, graywater systems
, native landscaping and a host of other simple, smart, sustainable design features.
Advantages of graywater systems include the following:
Graywater systems are easiest to install in new construction.
At present, there are very few legal graywater systems," Schall admitted.
New Mexico is presently revising its liquid waste regulations by including a section specifically on graywater systems.
Greywater Systems: From the State Regulations (1997), a 48-page NSFC booklet, is a compilation of on-site regulations from states that have rules governing the design and construction of graywater systems.
More and more often, their classes are held in buildings powered by solar panels and treated by graywater systems
waterless toilets and graywater systems (as alternatives to flush toilets) may take the form of
System Type IV--waterless toilets and graywater systems,