Bluelab Truncheon Nutrient Meter – EC, CF, PPM 500 & PPM 700 | No Calibration | Waterproof | Made in NZ filter replacement kit Dimensions: 14 x 2

Dimensions: 14 x 2

The HM Digital SAL-1700 Aquarium Salinity Meter is the essential tool for maintaining optimal salinity levels in saltwater aquariums

It is designed to be used with water that is non-turbid or non-stagnant

✅ Naturally alkaline output — no chemicals

With easy 2 point manual calibration

Bluelab Truncheon Nutrient Meter – EC, CF, PPM 500 & PPM 700 | No Calibration | Waterproof | Made in NZ filter replacement kit Dimensions: 14 x 2Bluelab Truncheon Nutrient Meter The Industry Standard EC, CF & PPM Meter The original and industry standard nutrient meter, trusted by growers worldwide for accurate and reliable readings. The Bluelab Truncheon Nutrient Meter (SKU: TRUNV2) makes nutrient monitoring effortless simply dip it in, and flashing LEDs provide precise readings automatically adjusted for temperature. No calibration. No buttons. No complexity. Just accurate EC, CF, PPM 500,