Caps with quick connect/shut off valves
- Nalge 2158 series
- Leakproof 83B caps
- Two port and three port configuration
- Excellent for vacuum trap type applications
Quick filling venting closure system will fit on all Nalgene carboys and large bottles with 83B neck finish. Closure valve body has built in valve/seal which closes off carboy to potential contaminants if hose barb inserts are removed. PP resin offers enhanced chemical resistance, however, product should not be autoclaved.