Hunter I-20-04, 4" Plastic Pop-up I-20 Rotor with Check Valve

The Hunter I-20-04 is a 4-inch plastic pop-up I-20 gear-drive rotor sprinkler with a built-in check valve. Adjustable arc from 50° to 360° with a 3/4-inch female inlet , Hunter's workhorse residential and light-commercial rotor. 4-inch pop-up height I-20 gear-drive rotor with arc adjustable 50°-360° 3/4-inch female inlet Built-in check valve prevents low-head drainage Genuine Hunter, in stock and ships fast from Total Sprinkler.

Hunter I-20-04 Rotor with Factory Check Valve The Hunter I-20 is a 3/4-inch gear-drive rotor built for residential and light commercial turf. This version ships with a factory drain check valve, so heads at the low end of a zone stop weeping between cycles. Specs Radius 17 to 46 ft Inlet 3/4 in Pop-up height 4 in Pressure range 25 to 70 PSI Nozzles included 34 nozzles Check valve Factory drain check valve, holds up to about 10 ft of elevation Warranty 5 years When to use the check-valve version Spec the check valve on any zone that runs downhill. It stops low-head drainage, which is the puddle and mud spot you get at the bottom head after the valve closes. On flat ground the standard I-20 is fine. Need more throw on large turf? Step up to the Hunter I-25 with stainless riser . Want the same body with a taller riser? See the 6-inch I-20 stainless-riser rotor .