Pay in 4 interest-free payments of $18.50 Learn more
Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
The rockwool will last for the life of your plant
SQUARE WAVE FORM
sending it into an intense flowering cycle
• Enhances metabolism
the Xtrasun line of ballasts includes built-in hot restrike programming to protect your lamp and ballast in the event of a power outage
HM Digital COM-100 Waterproof EC/TDS/Temp Combo Meter eligible-for-discount The rockwool will last forIdeal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM 100 is a professional level EC TDS meter at an unbeatable price. Measures electrical conductivity (EC), total dissolved solids (TDS), salinity and temperature. UPGRADED: Four scales: S, mS, ppm, ppt
US$ 42.40
US$ 246.34
US$ 119.00
US$ 41.72
US$ 30.80
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