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Sprinkler Spray body Date codes
Last Updated: February 27, 2024It is important for installers, maintenance, and property owners to note the following. California requires pressure regulation for sprinkler spray bodies manufactured on or after October 1, 2020 Washington requires pressure regulation for sprinkler spray bodies manufactured on or after January 1, 2021 All Hydro-Rain HRS-200 spray bodies with EPA Certified adjustable pressure regulation were...
Water Velocity and Pressure Loss
Last Updated: July 17, 2023Premature wear due to velocity (aka pressure loss) is harder to figure out. It generally isn’t a problem unless the water is really flowing fast through the pipe, like 8 feet per second or higher. Hydro-Rain recommends keeping the water velocity/pressure loss below 5 feet per second. The only way to determine if it is...

