Simmons AV 45 Air Volume Control, Steel, For Jet Pump Water Systems and Centrifugal on Rotary Pumps

Used in jet pump water systems. Maintains proper charge in conventional tanks. Prolongs pump life by reducing frequency of cycling. No AV-45 80 Maximum Tank Gallons, 1/4 in FIP. No AV-100 100 Maximum Tank Gallons, 3/8 in FIP. 42 Maximum Tank Gallons, 1/4 in FIP.