Hunter I-20 4 in. Pop-Up Pressure-Regulated Rotor with Check Valve, Case of 20 (I2004PRB-CASE)

Hunter I-20 4 in. Pop-Up Pressure-Regulated Rotor with Check Valve

The Hunter I-20 is a 3/4 in. rotor with 34 nozzle options, FloStop control, automatic arc return, and a non-strippable drive. This case is the I2004PRB configuration (4 in. pop-up, plastic riser, pressure-regulated body, check valve).

Key Specifications

• Case quantity: 20
• Manufacturer model: I2004PRB
• Configuration: 4 in. pop-up, plastic riser, pressure-regulated body, check valve
• Arc: adjustable from 50° to 360°
• Inlet: 3/4 in. NPT
• Nozzle choices: 34
• Radius: 17 ft to 46 ft
• Flow: 0.36 to 14.8 GPM
• Recommended pressure range: 25 to 70 PSI
• Operating pressure range: 20 to 100 PSI
• Precipitation rate: about 0.4 in/hr
• Nozzle trajectory: 25° standard, 13° low-angle
• Drain check valve: factory installed, up to 10 ft of elevation
• FloStop control
• Warranty: 5 years
• Pressure-regulated body, as listed for the I-20-04-PRB
• Photo: Hunter I-20 studio image for this series. Hunter does not publish a separate studio photo of this exact height, nozzle, reclaimed cap, or pressure-regulated combination.

Frequently Asked Questions

How many I-20 rotors are in the I2004PRB case?
This case contains 20 Hunter I2004PRB rotors.

What radius and flow does Hunter publish for the I-20?
Hunter publishes 17 ft to 46 ft and 0.36 to 14.8 GPM, with a recommended pressure range of 25 to 70 PSI.

Does the I-20 include a check valve?
Yes. Hunter’s I-20 model descriptions include a check valve, and the product page rates that drain check valve for up to 10 ft of elevation.

What makes this I-20 configuration different?
This case is the I2004PRB: 4 in. pop-up, plastic riser, pressure-regulated body, check valve. Arc adjustment is 50° to 360° with FloStop control.