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    Trouble with new spa… so many questions

    Hi Heather, I have recently gone through the exact same issues as you! We got our sundance 780 hamilton about a month ago and also were using the frog serene (bromine) system. I too could never get a bromine reading!! After some research I believe the problem was two-fold. The primary issue...
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    Leave cover open after small maintenance doses of dichlor/bleach/MPS?

    Hi everyone, Been lurking for a few months. Just took delivery of our tub a couple weeks ago and I've learned almost everything I know from the wealth of knowledge on this forum. I'm using the 3 step bromine system and have been oxidizing with MPS since I got a bottle free from my dealer...