Hydro Flow Products Big Boy Hose Monster™ 4 in. Hydrant NST 4 in. Test Hose


$952.00 each

Fitting Sizes:

4 in
  • Quantity

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Product Details

  • Choose your hose based on your hydrant nozzle connection
  • Fire flow testing of hydrants or water main flushing
  • Four inch liquid filled gauge 750-2700 gpm/ 3.5-52.7 psi included with quick connect fittings
  • Read gpm flow rate directly on gauge while flowing
  • The patented pilotless nozzle™ so rocks and flushing debris pass through without causing pitot damage
  • Used for fire flow testing of hydrants, water main flushing and fire pump testing from connections 4" or larger
  • Weighs only 13 pounds yet handles high flow hydrants up to 2700 gpm


  • Brand Model Compatibility
    4 in Hydrant
  • Collection
    Big Boy Hose Monster™
  • End Connection 1
  • End Connections
  • FM Approved
  • Fitting Size 1
    4 in
  • Fitting Sizes
    4 in
  • Flow Rate
    2700 gpm
  • Material
    Aluminum, Plastic
  • Material Type
  • Maximum Pressure
    60 psi
  • Product Type
    Test Hose
  • UL Listed