pH & ORP Controllers & Monitors
Stay on top of the overall health of your system with reliable, accurate, easy-to-use pH and ORP (oxidation-reduction potential) monitors. Peace of mind is just a click away.
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$49.95 -
$99.00 -
$215.49 -
$89.95
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$469.00 -
$21.00 -
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$130.00
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$114.99 -
$64.00 -
$87.00 -
$66.49
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$189.99 -
$141.00 -
$149.99 -
$203.00
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$249.90 -
$172.00
