Install in a few simple steps into a drip irrigation system， conventional sprinkler system， or hose-end system

Designed to operate with any brand of liquid fertilizer including water-soluble dry fertilizers， such as Scotts Miracle Gro or Peters Professional， Bandini Pro Choice， or Grow More， when pre-blended with water

Economical way to apply nutrients while you irrigate

No pump or outside power source is required， simply use the add-it proportional automatic fertilizer injectors to apply the optimum rate of fertilizer or additive to benefit your plants

Add-it proportional automatic fertilizer injector is preset and apply fertilizer at a consistent， predetermined ratio of 100:1

Can apply the optimum rate of liquid fertilizer， additive or drip irrigation cleaning solution with no leftover residues or minerals

Constructed of heavy-walled， UV-resistant PVC without any moving parts for maintenance free operation

Fertilizer applicator/injector and the backflow vacuum breaker are designed to operate under a pressure of up to 60 PSI， unit is not recommended to be installed under constant line pressure

Important: the add-it proportional fertilizer applicator/injector (model AFI 5016-HV) comes with a ¾ in. backflow vacuum breaker to be installed to the water source before attaching the add-it proportional fertilizer applicator/injector

Operating pressure: 10 to 60 PSI (.7 to 4.2 BAR)

Proportional fertilizer injector with a preset Ratio of 100:1， 100 parts waters to 1-part of additive or nutrient