National Foam HLP-9 handline proportioners

Technical Specification

Features:
  • Make: National Foam
  • Model code: HLP-9
Additional info:

National Foam Handline Proportioners are venturi devices that introduce foam concentrate into a flowing stream of water at a controlled rate of either 1%, 3% or 6%. As water flows through the venturi (water orifice) at a high velocity, a negative pressure area develops at the discharge of the venturi. Handline Proportioners are designed for hose line applications.

Make National Foam
Manufacturer Kidde Fire Fighting (National Foam)
Model code HLP-9
Additional info

National Foam Handline Proportioners are venturi devices that introduce foam concentrate into a flowing stream of water at a controlled rate of either 1%, 3% or 6%. As water flows through the venturi (water orifice) at a high velocity, a negative pressure area develops at the discharge of the venturi. Handline Proportioners are designed for hose line applications.