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Meters/Timers

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Displaying 11 to 20 (of 34 products) [<< Prev]   1  2  3  4  [Next >>] 
 Product Image   Product Name   Price- 
 Blue Lab Probe Cal & cleaning Kit   Blue Lab Probe Cal & cleaning Kit   $29.95
 
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 GH pH Down Gal   GH pH Down Gal   $29.95
 
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This concentrated acid formula is used to lower the pH in a reservoir.
 GH pH Up Gal   GH pH Up Gal   $29.95
 
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Concentrated base formula is used to raise the pH in a reservoir.
 HF Light Meter   HF Light Meter   $29.95
 
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Photosynthesis & Plant Growth depend on the sun or specially designed lighting systems. But of that light reaching the plant, only specific types...
 Titan Apollo 9 Dual Digital Timer   Titan Apollo 9 Dual Digital Timer   $22.95
 
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The Apollo 9ô - 24 hour digital timer is the perfect timing solution for your hydro systems. With two outlets and a 15 amp capacity, itís easy to set...
 Blue Lab Cleaning Kit   Blue Lab Cleaning Kit   $19.95
 
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 Titan Apollo 8 Dual Outlet 24 hour Timer   Titan Apollo 8 Dual Outlet 24 hour Timer   $17.95
 
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The Apollo 8ô - 24 hour programmable timer is the perfect timing solution for your hydro systems. With two outlets and a 15 amp capacity, itís easy...
 Electrode Cleaning Solution 8 oz   Electrode Cleaning Solution 8 oz   $15.95
 
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Used to clean meter tip. Works for both pH and conductivity meters. Comes as a two part A and B cleaning solution to remove both organic and...
 GH pH Down qt   GH pH Down qt   $12.95
 
Add:
This concentrated acid formula is used to lower the pH in a reservoir.
 GH pH Up qt   GH pH Up qt   $12.95
 
Add:
Concentrated base formula is used to raise the pH in a reservoir.
Displaying 11 to 20 (of 34 products) [<< Prev]   1  2  3  4  [Next >>]