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Best Sellers

Milwaukee Smart pH controller model SMS122
List Price: $171.99
Our Price: $109.99
(save $62, 36%)
Hard Carrying Case for Digital Meters
List Price: $29.99
Our Price: $19.99
(save $10, 33%)
Replacement Ph Probe, Bluelab
List Price: $69.99
Our Price: $62.99
(save $7, 10%)
ph Probe cleaning and calibration kit, Bluelab
List Price: $39.99
Our Price: $29.99
(save $10, 25%)
Replacement SOIL Ph Probe, Bluelab
List Price: $109.99
Our Price: $99.99
(save $10, 9%)
TDS-4 Pocket-Size Meter, HM Digital
List Price: $39.59
Our Price: $20.99
(save $18.6, 46%)
Replacement Ph Probe 2 M Cable, Milwaukee
List Price: $58.99
Our Price: $37.99
(save $21, 35%)
Combo pH/EC/TDS/Temp Tester w/ (LR) EC, Hanna
List Price: $188.99
Our Price: $149.99
(save $39, 20%)
Hanna pH EC TDS C portable meter
List Price: $239.99
Our Price: $194.99
(save $45, 18%)
Electronic Hygrometer, Hanna
List Price: $129.99
Our Price: $119.99
(save $10, 7%)
Hanna pH/TDS/Temperature Monitor
List Price: $249.99
Our Price: $189.99
(save $60, 24%)
Aquarium Temperature Alert From Tom / Oscar
List Price: $21.99
Our Price: $16.49
(save $5.5, 25%) 4
Case Of 25, Ph 10.01 20 Ml Sachet, Milwaukee
List Price: $23.99
Our Price: $14.99
(save $9, 37%)
Ph 10.01 220 Ml Bottle Of Buffer Solution
List Price: $10.99
Our Price: $6.74
(save $4.25, 38%)
Paddlewheel Flow Sensors 8512, Georg Fischer
List Price: $310.09
Our Price: $246.49
(save $63.6, 20%)
Three-Way Meter, Sunleaves
List Price: $12.99
Our Price: $9.99
(save $3, 23%)
Ph, Ec, Tds 3 In 1 Smart Digital Combination
List Price: $246.99
Our Price: $139.99
(save $107, 43%)
Portable pH Monitor Automatic Calibration, Milwauk...
List Price: $177.99
Our Price: $111.99
(save $66, 37%)
Lamotte Electrode Soaker Bottle With Twist
List Price: $21.99
Our Price: $10.99
(save $11, 50%)
Guardian pH, Temp, Nutrient Monitor, Bluelab
List Price: $349.99
Our Price: $299.99
(save $50, 14%)