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Labor Day SaleSave $14.50

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HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp Meter
Sale price$275.45
Regular price$289.95
Labor Day SaleSave $13.50


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HM Digital Hydromaster 500 - Continuous pH/TDS/EC/Temp Meter
Sale price$256.45
Regular price$269.95
Labor Day SaleSave $11.30

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HM Digital Hydromaster Portable - pH/TDS/EC/Temp
Sale price$214.65
Regular price$225.95
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