Dripline Support

Welcome to the HDL support section. HDL is Hunter's professional grade inline drip tubing, suitable for at-grade, temporary, shallow subsurface and living wall applications for a variety of plant material. Here you will find installation details and design guides.

  • HDL - COP
    Hunter Copper Dripline (HDL-COP) provides triple protection for subsurface dripline applications with a slow-draining check valve, superior grit tolerance, and copper oxide-infused
  • HDL-CV
    Hunter PLD comes in rolls of 100', 250' and 1000'(30,75,300m). Reclaimed water (purple) versions are available in 250' and 1,000' rolls(75 and 300m).  
  • HDL-PC & HDL-R
  • PLD-LOC Insertion Instructions
  • Dripline - Design Guide
    This guide outlines the application, design, and installation of Hunter’s inline drip products that provide designers, installers, and irrigation managers a new class of irrigation
  • Dripline - Flow Rates
    Hunter PLD Flow Rates include: 0.4, 0.6 and 1.0 GPH (gallons per hour)(1.35, 2.35, 3.75 l/hr). Reclaimed  water (purple) tubing is available in 0.6 and 1.0 GPH (2.35, 3.75 l/hr).  
  • Dripline - Calculating Application Rate
     Drip line precipitation rate formula:231 X GPH___________________(spacing X distance) Metric Formula:60 X l/min__________________(spacing X distance) 231 is going to be the
  • Air Release Valves
    Yes, Hunter makes threaded air/vacuum relief valves for the PLD drip line. Air accumulates at the high points of a system. The Air relief valve allows air to escape until a preset
  • Flush Valve
    The Automatic Flush Valve (AFV) allows debris to be flushed out of any dripline system. It is good practice to install an AFV at the end of any single dripline or grid of
  • Eco Indicator
    Similar to a sprinkler head, the Eco-Indicator pops up to provide visual indication that a drip system is operating. The Eco-Indicator has a highly visible yellow stem that

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