Irrigation Water Quality Analysis complete grow kit The high quality durable harness

The high quality durable harness makes for comfortable easy handling while in use

Twister T2 Safety Lockout SwitchThis red and yellow Safety Lockout Switch works for the T2

6" diameter flanges

(24) Neoprene Inserts (4 different colors)

Compatible with all Hydrofarm heat mats

Irrigation Water Quality Analysis complete grow kit The high quality durable harnessType of Test: Irrigation Water Quality Analysis Tests for: Nitrate, Nitrite, Ammonium, Total Nitrogen, Phosphate (PO4), Potassium, Calcium, Magnesium, Copper, Iron, Manganese, Molybdenum, Zinc, Copper, Sodium, Aluminum, Sulfate (SO4), Silica, Boron, Chloride, Nickle, Phosphorous, Sulfur, pH, EC, & Alkalinity (mg CaCO3 L). Sampling Instructions Printable Lab Pricing Sheet Printable FORM Printable Laboratory Discounts Printable Plant Tissue Information