Chapin 4702 HydroFeed 32-Ounce In-Line Auto-Mix Fertilizer Injector System


  • $77.99
    Unit price per 
Shipping calculated at checkout.

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The Chapin HydroFeed fertilizer injector is a patent-pending design filled with features for use with drip irrigation, sprinkler, soaker hose and direct hose spray applications. Great way to conserve water and still have a lush, green, well-fed landscape or garden.

  • 32-ounce clear tank
  • Funnel-shaped head for easy filling and monitoring usage
  • Ideal for liquid fertilizer
  • Adjustable connection elbow lets tank mount to any hose spigot
  • Large opening with O-ring for leak-free operation
  • Rigid inlet tube with filter for debris-free mixing
  • Drain plug with valve to quickly empty the tank after each use

Applications: Wettable Powders, Fertilizers


Chapin Product Manual graphic - red book with Product Manual

Chapin 4702 Product Manual


Tips & Maintenance Videos

Technical Specs

Model Number 4702
Tank Size .25-Gallon
Tank Mouth Opening 3-inches
Tank Construction Poly
Warranty 1-Year Limited
Spray/Flow Rate (GPM) Based on Water Pressure Rated at 40PSI
Filters In-Tank
Shipping Weight In Pounds 1.9
Item Weight In Pounds 1.4
PSI - Operating Pressure Based on Water Pressure Rated at 40 PSI
Package Dim. In. (LxWxH)
Item Dim. In. (LxWxH)
Seal Material