spoolin01
Contributor
If it's truly leaking at the neck, the Apollo Bio-Seal should solve the problem.
BIO SEALS | Apollo USA Scuba
It's a very soft, almost sticky, rubber. I use one under a neoprene neck seal and it never leaks now. Others have reported it will hasten the aging of latex seals, but it should have no effect on silicone.
BIO SEALS | Apollo USA Scuba
It's a very soft, almost sticky, rubber. I use one under a neoprene neck seal and it never leaks now. Others have reported it will hasten the aging of latex seals, but it should have no effect on silicone.