Indicator, Pc, Flow

The Scienceware Flow Indicator provides immediate and easy visual indication of flow rate with water, air or gas. A minimum water flow rate of 50ml per minute in a horizontal position and 140ml per minute in a vertical position is required to mobilize the ball. With air, a minimum flow rate of 3 liters per minute in a horizontal position and 8 liters per minute in a vertical position is needed to mobilize the ball.