Prier Pressure Relief Valve - 1/2"MIP - 451-12 P-118KT-801 the PGJ allows fewer heads

the PGJ allows fewer heads to perform more efficiently at a more economical price

The controller displays the number of days remaining before watering resumes

This innovative SPD uses IMODULE™ with LED lights for quick and easy indication when protection has been compromised

Patented Rain Curtain™ nozzles have three ports for optimal long-range

Prier Pressure Relief Valve - 1/2"MIP - 451-12 P-118KT-801 the PGJ allows fewer headsThe 451 Brass Relief Valve was added to PRIER's offering with our 2007 purchase of Mansfields Brass Division. The 451 Brass Relief Valve is engineered for pressure relief. It opens automatically when line or tank pressure exceeds the setting of the valve. The 451 Brass Relief Valve is available in multiple inlet sizes with different setting pressures. Each valve is individually tested to assure proper functionality. Engineered for Pressure Relief ONLY