KH doser blockage

[Myka]

Originally Posted by bkelly

so maybe its salt build up

Well no, if the line is under water or getting saltwater on it somehow the buildup will probably be precipitation. Check out this interesting article by Randy Holmes-Farley on precipitation: http://reefkeeping.com/issues/2005-07/rhf/index.php

[KevinK]

take the line out of the water for about a inch, when mine is in the water, it clougs up within 2 days, all the time,

when it hangs gust above it, I never have this, even a year, never, but as soon as it hits the water, bang each day almost