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    New borate drop test at piscines-apollo vs. test strip

    Ahh.... that might explain why I was having a hard time seeing the transitions. The mason jar is much larger so the fluid is spread out more. That would make the color less concentrated looking down into it. Thanks for the input.
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    New borate drop test at piscines-apollo vs. test strip

    I did the test again, carefully watching the first transition. Staying consistent with that in the second transition gave me a reading of 27. I would say it's pretty accurate. As far as the container goes, beezar, I just measure 44mL in the 40mL flask that comes with the TF-100 (there's room...
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    New borate drop test at piscines-apollo vs. test strip

    Thanks for the reply, that helps. I'll do it again tomorrow making sure I watch the first part more closely.
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    New borate drop test at piscines-apollo vs. test strip

    Hi folks... Got the borate drop test kit but I'm having some issues. Seems like there's a bit of interpretation as what "...just turns blue" means. I've repeated the test several times and is seems I get a hint of blue on the 5th drop and it stays that way until about the 9th drop when it turns...
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    Can i re-use a liner

    I'm putting in a 20x40 in-ground also and I'm having some of the same problems you're having. I did a vermiculite bottom and also have quite a bit of un-eveness. From what I've read, even a pro job won't look great with the light on. I also had some bumps under my liner like you describe. It...