The Solberg Variable Range Pump Proportioner (SVRPP) is a low foam solution proportioning device, designed to accurately proportion the foam concentrate into the water stream at both high and low system flow rates. The Solberg Variable Range Pump Proportioner is designed as an integral component of the Solberg Foam Pump Proportioning System, to be used with Solberg foam concentrates in foam-water sprinkler systems. Please consult product datasheet for complete details.