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WATP 500V High Head Foam System
Williams Around The Pump Foam System features the ability to infinitely adjust, or “tweak” the foam concentration for Class “A” (1%) or Class “B” (3%) solutions to a maximum of 500 GPM.
WATP-1500V High Head Around the Pump Foam System
The WILLIAMS FIRE & HAZARD CONTROL ‘High Head’ Around-the Pump 1500V Foam System is designed to be installed within the apparatus piping to provide foam proportion at 0.25% / 0.5% / 1% / 3% / 6% and foam solutions up to 4800 / 4500 / 4000 / 1500 / 750 GPM respectively.