Pay in 4 interest-free payments of $33.00 Learn more
Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
No nutrient lockout
Safe around my dogs and still knocks out weeds fast
display: grid
This creates a root environment with outstanding control and with far better and much more even growth and root distribution
10 boxes/case
HM Digital Hydromaster 100 - Continuous pH/TDS/EC/Temp meter spl_hi No nutrient lockoutDescription HM 100: Continuous pH EC TDS Temp Monitor The HM 100 is a pH EC TDS Temp monitor ideal for all water quality testing, hydroponics, water purification applications, wastewater regulation, aquaculture, colloidal silver, labs and scientific testing, pools and spas, ecology testing, boilers and cooling towers, water treatment and more. Features Measures Potential Hydrogen (pH), Electrical Conductivity (EC), Total Dissolved Solids (TDS),
