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 Alarms and GaugesMorrison Brothers Clock Gauge 818 ValvesCheck ValvesMorrison-Brothers 530-0100 AV 2" Nipple Check Valve Alarms and GaugesMorrison Brothers Clock Gauge 918
