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Layer 2: 25 micron nominal rating
1 x COM-80 EC/TDS HydroTester
Both cartridges should be replaced every 6-12 months
The Viqua QL-410 Lamp/Sleeve Combo Kit for the VH410 UV system and includes 1 UV Lamp (S410RL-HO) and 1 Quartz Sleeve (QS0-410)
HM Digital TDS-4 Pocket-Size TDS Meter Pentek Layer 2: 25 micron nominalDescription The HM TDS 4 Pocket Size TDS Meter is great for a variety of water purification applications, including residential drinking water, pool & spas,hydroponics, fresh water aquariums, and colloidal silver. Ease of use and convenient size make it perfect for commercial or personal use. Resources HM Digital TDS 4 Meter Manual Tech Specs Range: 0 990 ppm (mg L) Resolution: 1 ppm (0 999 ppm) Accuracy: + 2% EC to TDS Conversion Factor: NaCl (avg.
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