0Cart

Water Filtration & Treatment

Pre-Filters
General Hydroponics PRO pH Down - 55gal
In Stock: 40
$2,197.29 $2,583.47 -15%
General Hydroponics PRO pH Up - 55gal
In Stock: 43
$2,197.29 $2,583.47 -15%
General Hydroponics pH Control Kit - 4pc - 8oz pH UP, 8oz pH DOWN, 1oz Indicator, & Vial
In Stock: 5659
$163.56 / $13.63 per unit
(minimum purchase of 12)
General Hydroponics pH Down Liquid - 1gal
In Stock: 5555
$28.91 $41.79 -31%
General Hydroponics PRO pH Down - 6gal
In Stock: 218
$253.19 $373.13 -32%
General Hydroponics pH Down Liquid - 8oz
In Stock: 1537
$8.32 $11.33 -27%
General Hydroponics PRO pH Down - 2.5gal
In Stock: 99
$113.25 $179.83 -37%
General Hydroponics PRO pH Up - 6gal
In Stock: 146
$253.19 $373.13 -32%
General Hydroponics pH Up Liquid - 1gal
In Stock: 4209
$28.91 $41.79 -31%
General Hydroponics pH Test Indicator - 8oz
In Stock: 1039
$129.24 / $10.77 per unit
(minimum purchase of 12)
General Hydroponics pH Up Liquid - 32oz
In Stock: 5040
$11.61 $16.78 -31%
General Hydroponics pH Down Liquid - 32oz
In Stock: 7721
$11.61 $16.78 -31%
General Hydroponics pH Up Liquid - 8oz
In Stock: 1111
$8.32 $11.33 -27%
General Hydroponics PRO pH Up - 2.5gal
In Stock: 52
$113.25 $179.83 -37%
General Hydroponics pH Test Kit Indicator - 1oz
In Stock: 2921
$180.24 / $7.51 per unit
(minimum purchase of 24)
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $7
  • $2198
Shop Owner
Brand (1)
Show all (18)
Reset