Hunter PGP Ultra Adjustable Rotor 12 in. Riser with Check Valve

Engineered for dependable coverage and long-term efficiency, the Hunter PGP Ultra Adjustable Rotor 12 in. Riser with Check Valve delivers consistent watering performance while preventing low-head drainage on sloped or uneven terrain. With its integrated check valve and precision arc control, this rotor helps maintain uniform distribution and reduces water waste, making it a reliable choice for professional irrigation systems. Designed with a water-lubricated gear drive and Hunter’s proven QuickCheck arc mechanism, the PGP Ultra allows fast, through-the-top arc adjustments without disassembly. The 12 in. pop-up height ensures spray clears turf and groundcover, while the non-strippable drive and automatic arc return protect internal components during operation. With 34 nozzle options and compatibility with both part- and full-circle applications, it offers exceptional flexibility across residential and commercial landscapes. By combining durability, adjustability, and built-in drainage protection, the Hunter PGP Ultra helps irrigation systems run efficiently season after season with minimal maintenance.