If you see purple on spray heads, valve box covers, or any other irrigation product, it signals that the water is being reused and is unfit to drink. Non-potable systems are becoming increasingly popular as a way to conserve potable water resources and reduce water bills.
Discover our selection of non-potable sprinkler heads, valves, and accessories under the most influential names in the industry, including K-Rain, Hunter, Rain Bird, Irritrol, and Aqualine.
While The Color Purple is a widely known novel and movie, in the irrigation world, the color purple is an indicator of unsuitable drinking water. A non-potable sprinkler system uses water from a source other than the municipal or treated drinking water supply for irrigation purposes. It can be an effective and sustainable solution for outdoor irrigation needs, conserving valuable drinking water resources while keeping landscapes at peak fitness. Further explore informational and DIY videos, articles, and blogs at Sprinkler School.
Non-Potable Irrigation Frequently Asked Questions
Non-potable sprinkler systems reduce the demand for treated drinking water, promote sustainable water use practices, and can decrease water bills.
In many cases, it is possible to retrofit an existing potable water sprinkler system to utilize non-potable water sources. It may, however, require modifications, additional plumbing, or the installation of a separate irrigation system specifically for non-potable water.
While we always encourage taking a swing at DIY installations, proper system design, maintenance, and appropriate signage are essential for safety and preventing cross-contamination with the potable water supply. There are also important considerations when using non-potable water. Local regulations and codes may have specific requirements or restrictions on the use of non-potable water.