VB/ S Valve Insert GMV 3010 EN-1.5″ 300 LPM OLS# 638288 October 3, 2022 / Valves VB/ S Valve Insert GMV 3010 EN-1.5" 300 LPM OLS# 638288 Product Details Additional Information Valve Model: GMV 3010 EN - 1.5" Flow Range: 300 LPM (79.3 GPM)