I did a search and think I found the posts you were referring to:
by Chas on November 06, 2008, 10:23:40 AM »
...... , the Harford loop in question is not for the Ozone, it is for the ............ pump motor. The simple solution is to install a Hartford Loop. Your local HS Dealer will have a kit which ............ - it is basically a check valve, a pre-formed hartford loop with three loop in it, the various clamps ......
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Hot Tub Forum / Re: HotSpring Vanguard leaking
« by Chas on December 05, 2013, 05:57:30 AM »
...... news. I believe this tub just needs a "Hartford Loop" installed. There is a plastic shuttle valve ............ it. The kits I have on my shelf all have a simple loop instead, but they work just as well. HTH ......
Hot Tub Forum / Re: Mold!
« by Chas on November 23, 2008, 10:02:36 AM »
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Any luck on resolving your leak problem?