purple up enough for calcium?

[marie]

Originally Posted by Myka

Don't you mean a ball valve then? How would a check valve work for that...?

Actually a check valve wouldn't work...unless your worried about syphoning all your tank water out through the airline.

I think they meant ball valve or those little clamp thingies that fit on the outside of the hose (which is what I tried and kept breaking).
I just knot the airline, its cheap and adjustable