VB/ S Valve Insert GMV 3010 EN-2″ 516 LPM OLS# 638291 October 3, 2022 / Valves VB/ S Valve Insert GMV 3010 EN-2" 516 LPM OLS# 638291 Product Details Additional Information Valve Model: GMV 3010 EN - 2" Flow Range: 516 LPM (136.3 GPM)