Uniseal Bulkheads | Flexible Tank Adapters | FlexPVC®
These uniseal bulkheads are "one side bulkhead fittings". They can be installed into most any tank, drum, bucket, etc from one side and allow a pipe to penetrate into the vessel and provide a water tight seal. These flexible tank adapters will even seal on non-flat surfaces like 55 gallon drums, 5 gallon buckets, etc. Made in USA!
Uniseal for 1/2" Sch 40, Sch 80 or other IPS size pipe. Use with pipe size 1/2" with an OD of 0.840" or 21mm. Hole size: 1.25" Outer Diameter of Seal: 1.97" Great for dutch bucket hydroponics systems.