Description
ME 990S-3DFM-500 Exelerator 3"-300LB Modified Double Flange Internal Valve - On
Marshall Excelsior 990S-3DFM-500, 3"-300LB modified double-flange Excelerator internal valve, 500 GPM. 3" modified double-flange LP gas internal valve with 500 GPM excess flow for ASME storage tanks.
