HM Digital Hydroponic Supplies
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HM Digital HM-500 HydroMaster Continuous pH/EC/TDS/Temp Monitor
C $394.52C $31.09 shippingHM Digital COM 100 Waterproof EC/TDS & Temperature Combo Meter
C $99.30C $22.38 shippingHM Digital Ph Meter PH-80
C $54.40C $21.05 shippingHM Digital 1000 PPM CP-1000 20ml (1-pack)
C $9.51C $14.76 shippingNew HM Digital COM-100 Waterproof Combo Meter for EC, TDS and Temperature
C $81.56C $21.85 shippingHM Digital COM-80: EC/TDS HydroTester
C $50.32C $15.96 shippingHM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
C $58.43C $23.01 shippingHM Digital HMPH80 HMDPHM80 pH/Temperature Meter, 0-14 pH Range, 1 pH...
C $58.49C $30.73 shippingHM Digital PH-80S PH/Temperature Meter
C $63.87C $28.13 shippingHM Digital HydroMaster HM-100 Continuous pH/EC/TDS/Temp Monitor
C $394.46C $70.84 shippingHM Digital COM-80 Waterproof EC/TDS/Temp HydroTester/Meter PPM Reader C/F SALE
C $44.59C $41.79 shipping
