Rain Bird 1800 PRS30 SAM Pop Up spray sprinkler - Height 10cm - No nozzle - Check valve - Pressure regulated to 30 PSI

Built-in Seal-A-Matic (SAM) check valve. Eliminates the need for under-the-head check valves.
PATENTED PRS pressure regulator built into stem. No parts to be installed at the site. Saves time and money Maintains constant outlet pressure at 30psi (2.1 bar) or 45 psi (3.1 bar) at varying inlet pressures regardless of nozzles used

Rain Bird 1800 - Pop-up Spray Heads - N°1 Selling Spray Head for 25 years! Co-molded wiper seal is molded into the cap and features an encased plastic “cage” to provide unmatched resistance to grit, pressure, and the environment. Additionally, the pressure-activated, multi-function seal design assures a positive seal without excess “flow-by” which enables more heads to be installed on the same valve.

Strong stainless steel spring provides reliable stem retraction. Two-piece ratchet mechanism on all models allows easy nozzle pattern alignment and provides added durability.