Rain Bird - RD04SP30FN - 4" RD1800 Series Spray Head With SAM Check Valve, 30 PSI Pressure Regulator, Flow-Shield, Non-Potable Category_Sewage Pump The centered opening is the

The centered opening is the standard 3-1/2-inch size

Brand: Hunter Industries    SKUs: I40-04-SS / I40-04-SS-R

Top or bottom 1/2 in

to 1-1/2 in

The Maxi-Paw's powerful throw permits maximum spacing and offers superior close-in watering and uniform water distribution

Rain Bird - RD04SP30FN - 4" RD1800 Series Spray Head With SAM Check Valve, 30 PSI Pressure Regulator, Flow-Shield, Non-Potable Category_Sewage Pump The centered opening is theSpec Sheet Install Manual Legislation, growing demand and a limited potable water supply have increased our reliance on alternative water sources. As a result, water used for irrigation is harsher today than ever before. You told us you need a spray specifically suited for the most challenging environments. You also want a spray that will conserve water and provide years of worry free performance. The new Rain Bird RD1800 Series Spray is proof that