Quick view Compare Add to Cart Microbe Life Hydroponics Microbe Life Hydroponics pH UP - 1 Qt MSRP: Was: Now: $24.95 Quick view Compare Add to Cart
Quick view Compare Add to Cart Bluelab Bluelab Connect Stick 2 MSRP: Was: Now: $158.10 Quick view Compare Add to Cart
Quick view Compare Add to Cart General Hydroponics pH Test Kit MSRP: Was: Now: $8.20 Quick view Compare Add to Cart
Quick view Compare Add to Cart General Hydroponics pH Control Kit MSRP: Was: Now: $18.74 Quick view Compare Add to Cart
Quick view Compare Add to Cart Technaflora pH Up - 1L MSRP: Was: Now: $14.09 Quick view Compare Add to Cart
Quick view Compare Choose Options Bluelab pH Calibration Solution MSRP: Was: Now: $10.99 - $12.99 Quick view Compare Choose Options
Quick view Compare Add to Cart HM Digital TDS-3 Handheld TDS meter MSRP: Was: Now: $27.95 Quick view Compare Add to Cart
Quick view Compare Add to Cart HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester MSRP: Was: Now: $42.95 Quick view Compare Add to Cart
Quick view Compare Add to Cart HM Digital PH-80 pH/Temperature Meter MSRP: Was: Now: $46.50 Quick view Compare Add to Cart
Quick view Compare Add to Cart Luster Leaf Digital Soil pH Meter MSRP: Was: Now: $16.29 Quick view Compare Add to Cart
Quick view Compare Add to Cart Luster Leaf Digital Moisture Meter MSRP: Was: Now: $14.99 Quick view Compare Add to Cart
Quick view Compare Add to Cart Luster Leaf Rapitest Soil Test Kit MSRP: Was: Now: $17.99 Quick view Compare Add to Cart