ams511
Contributor
and still haven't serviced the regs and they are still working perfectly. just came out of a nice night dive Atomic for the WINNNN
A year or two ago I sold a Conshelf 21 to a guy on the board. I bought it back in 92 never had it serviced it still worked. Granted it was a backup and didn't see much use but it was still fine after close to 20 years.