LF Emergency 1-1/4 Bulkhead!

[GreenSpottedPuffer]

Originally Posted by hillegom

how are bulkheads measured? Is it the ID? or the size of the hole in the glass?

Depends on the bulkhead. For slip bulkheads, the ID will be 1-1/4" but for thread it will be 1" on the female side and 1-1/4 on the male side.

It should say right on the bulkhead though.

The hole in the glass will be a bit bigger than the bulkhead size.