This product is currently out of stock and unavailable. Additional information Additional information Weight N/A size 4IN Female 244O–0100 AV, 4IN Male Threaded 244OM-0100 AV, 6IN 244OM-0200 AV Male Thread emergency vent morrison brothers Related products ValvesCheck ValvesMorrison-Brothers 331-0100 AV 1-1/2" Union Check Valve Alarms and GaugesTank Alarm 918 $415.00 – $715.00Price range: $415.00 through $715.00 ValvesCheck ValvesMorrison-Brothers 530-0100 AV 2" Nipple Check Valve
