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You are here: Home > Lawn Irrigation > Sprinkler Heads > Sprinkler Sprays > Rain Bird Sprays > 1800 Spray Heads
1800 Series 1800 PRS Heads 1800 SEAL-A-Matic Series 1800 Pressure Regulator-SEAL-A-Matic Series

What is the Difference Between Pressure Regulating and Seal-A-Matic?

1800 PRS Series

4", 6", and 12"

  • Maintains constant outlet pressure at 30 PSI. Spray bodies and nozzles perform best at 30 PSI. Ensures maxiumum spray body and nozzle performance, even with varying inlet pressures. Maintains constant pressure regardless of nozzle used.
  • Ends misting and fogging caused by high pressure. Stops water waste. Ensures necessary watering occurs in high pressure or wind conditions.

1800 Sam Series

4", 6", and 12"

  • Prevents drainage from spray heads at lower elevations. Stops water waste. Ends landscape damage due to flooding and/or erosion.
  • Traps water in lateral pipes in elevation changes of up to 14 feet. Reduces wear on stem components by minimizing water hammer during start-up.
  • Even stronger retract spring to accomodate elevation changes up to 14 feet. One of the strongest springs in the industry.