The PGP ® is Hunter’s original product—the item that put the company on the map in 1981. Its exceptional design and impressive performance placed the rotor a cut above back then, and continuous improvements and enhancements have allowed it to remain the …

The trajectory and spray height of the water stream leaving a sprinkler nozzle is important information when designing and installing irrigation systems.                                                          A = Degrees of trajectory B = Max Height of …

Using the PRB, the regulator in the body will take incoming pressures of 55-100 PSI and reduce them down to 45 PSI. This provides the optimum nozzle pressure to deliver the correct size droplets to the landscape for maximum water efficiency. Please …

Yes, if you know the model of the existing manufacturer's sprinkler, you can use our Replacement Charts to find the appropriate Hunter pop-up or rotor that will have a similar flow and distance range. Hunter has rotors and sprinklers to fit all …

The easiest way to make adjustments on your Hunter rotor is to use a Hunter adjustment wrench . This tool can be purchased from your local distributor. There are two adjustments that can be made on your rotor, the arc and the radius . The arc adjustment …

Hunter rotary sprinklers operate on a “gear drive” system. When in operation, water turns a small turbine in the base of the sprinkler, which drives a series of gears that cause the head to rotate. The Hunter gear drive mechanism is sealed from dirt and …

Hunter has a full range of rotors for any application. They are supplied with a full range of nozzles and have an extremely low warranty rate. In this video we will discuss three models of the ¾” inlet rotors. Each are great in their own way, but each …

Production of the G-Type rotor was discontinued 14 years ago, though many are still in use today. If a G-Type rotor needs to be replaced, the PGP-ADJ or PGP-Ultra is the current equivalent replacement.          … Residential Rotors - Equivalent …

… Adjustable heads are preset to approximately 180 degrees. The PGP-ADJ is adjustable from 40-360 degrees. The PGP Ultra is adjustable from 50-360 degrees. Sprinklers may be adjusted with water on or off. It is recommended that initial adjustments be made …

Rotary sprinklers require a certain amount of pressure and flow to operate properly. If the rotor does not receive the pressure it needs to pop up a leaky head will result. Here are some things to look for when a rotor doesn't pop up properly: Problem:   …

Situated in the heart of the River Sile Natural Park in the Venetian countryside, the H-FARM compound is home to the largest innovation hub in Europe. The one-of-a-kind campus is among the largest single-parcel agricultural estates in Italy. Amenities …

It's a combination drain hole and flush hole . It's a drain hole because we need to drain the water from below the nozzle turret so it doesn't push up on the nozzle turret in freezing climates. It’s a flush hole because when the head retracts, water and …

The rotor staking kit is designed to stabilize the shrub rotor while installed above ground. This rotor accessory is predominately used on slopes, either with the lateral pipe on the surface or slightly below the surface.  Full installation details are …

Receive Hunter quality and Hunter performance with the right substitute for your non-Hunter sprinklers   … Residential Rotors - Replacement Guide: PGP Ultra / I-20 …

Hunter rotors have replaceable riser seals that may wear out over time. Sandy soils, sunken heads, or extremely hot and cold temperatures may also cause a seal to wear out prematurely.The riser seal is available as a single replacement part (P/N 181500) …

Residential Rotors - Rotor Nozzle Installation Procedure …

Hunter Industries was built around the innovation of the PGP rotor, the industry's most reliable sprinkler. This video is an overview of Hunter residential and light commercial rotor. Learn the difference between  Hunter ¾" inlet rotors and their advanced …

Precipitation rate is the speed at which water is being applied to a specific area. If you have excessively wet or dry areas, you can change the nozzle in the sprinkler to increase or decrease the precipitation rate. For dry areas, install a larger …

Before installing rotatory sprinklers (rotors), ensure you have a good irrigation design plan and enough pressure for the rotors with good head-to-head coverage. If you are unsure, please get in touch with a professional . We have supplied details for …

If the right side of the arc is not properly aligned, the results may be a wet walkway or a dry turf area. The right side arc can easily be realigned.  NOTE:  Prior to making the right side adjustment, make sure the top turret is reset. Rotate the turret …

The easiest of the rotor pressure gauges to use, the  Rotor Pitot Gauge  (P/N 280100), has a tube placed directly in front of the primary nozzle stream for an accurate working pressure (dynamic) reading. This gauge will work on all Hunter rotor sprinklers …

The most common reason for a sprinkler to stop rotating is the accumulation of debris in the filter. This video will teach you how to clean the filter on your rotors. … Cleaning a Filter on a Hunter …

With a rotor tool, it's easy to adjust the left stop, but ever wonder how to adjust the right stop after install? Hunter Technical Support will show you two ways to adjust your Rotor Right Stop. This technique works for all rotors inculding Hunter's …

Adjusting the arc and radius of a rotor is an easy task. Most residential rotors are adjusted the same way. There are two adjustments that can be made on rotors, arc and radius. Arc: The degrees of coverage of a sprinkler from one side of pattern to the …