You need to use PVC
cleaner on the inside of the bulkhead fitting and around the outside of the pipe. Then you need to coat the area of the PVC
pipe that slips into the bulkhead with some PVC
cement (the kind that says "for potable water") push the two together, give the pipe a 1/4 twist and hold for about 30 seconds. After 30 min or so you can flush it with water to check for leaks and your good to go. Anymore question ask away.
Here's to swimmin with bowlegged women.
Reef with 30G Sump/Fuge Combo
-30G LTAnemonarium with mated porcelain crabs, 10 sexy shrimp, and 2 pink skunks all tied into the other 135G in my system.