Fertilizer Injector

Fertilizer Injector provides consistent accuracy longer. The superior product design uses a more chemically durable rubber diaphragm instead of a plastic piston. This injector runs off of water flow and works with system flows as low as 1 gallon per hour up to 780 gallons per hour (13 gallons per minute). The HN55 will work with gravity via a water drop of as little as 5 feet (