0Cart

Water Filtration & Treatment

Pre-Filters
Sort by:
Price: High to Low
Show:
20
HydroLogic Merlin-Garden Pro Green Coconut Carbon Filter - 2 GPM
In stock
$34.63 $45.21 -23%
Central Coast Garden pH Down Solution | 1gal - Concentrate - 75% Phosphoric Acid
Out of stock
$34.46 $49.95 -31%
Save 11%
Leader FA5 Clear Filter Housing | 5in - Transparent - 1in Female Thread
In stock
$34.42 $38.57 -11%
Hydrologic MicRO RO Membrane, 75 GPD
Out of stock
$34.42 $59.95 -43%
HydroLogic Stealth-RO 300 Flush Valve Flow Restrictor | For Stealth-RO 300 Systems
Out of stock
$34.21
GrowoniX Eco Green Coconut Carbon Filter | for EX400-T and Slim Scrub Systems - 2.5in x 20in - 6,000 Gallons of Pure RO Water or 17,000 Gallons of De-Chlorin...
Out of stock
$33.30 $46.34 -28%
HydroLogic Stealth-RO Replacement Filter Housing | For Stealth-RO Systems
Out of stock
$32.14
HydroLogic Evolution-RO Quick Connect Liquid-Filled Pressure Gauge - 1/2in QC Tee
In stock
$31.40 $41.95 -25%
Save 12%
GrowoniX Quick Connect Float Valve with Quick-Connect | for 1/4in or 3/8in
Out of stock
$29.41 $33.39 -12%
Save 2%
Netafim Disc Filter 3/4" MPT x MPT 140 Mesh 17 GPM Maximum Flow
Out of stock
$26.77 $27.30 -2%
GrowoniX Pleated Sediment Filter | for EX/GX600, EX/GX1000, Lil Boss, and Lil Boss Deluxe - 4.5in x 9.75in - Pleated
Out of stock
$26.48 $42.95 -38%
Save 2%
Polyester Element for Spin-Down Sediment Filters | 1.5in - 140 Mesh
Out of stock
$26.32 $26.85 -2%
General Hydroponics pH Down Liquid - 1gal
In stock
$24.61 $39.06 -37%
General Hydroponics pH Up Liquid - 1gal
In stock
$24.61 $39.06 -37%
AXEON SDF-45-2005 Sediment Filter 4.5" x 20"
Out of stock
$23.96 $31.35 -24%
GrowoniX Eco White Coconut Carbon Filter | for EX400-T, Slim Scrub Systems - 6,000 Gallons of Pure RO Water or 17,000 Gallons of De-Chlorinated Water
Out of stock
$23.59 $38.15 -38%
HydroLogic Stealth-RO and smallBoy ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In stock
$22.87 $35.65 -36%
GrowoniX Spun Sediment Filter | for EX600-T, EX1000-T, XL Scrub, and Sedi Scrub Systems - 4.5in x 20in - Spun
Out of stock
$22.86 $37.09 -38%
AXEON R1 Series Sediment Filter, 5 Micron
In stock
$22.82 $31.35 -27%
Save 2%
Dramm Inline Filter | ILF-175 - 10gpm - 40psi
In stock
$22.27 $22.72 -2%
Show another 20 products
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $2
  • $89774
Shop Owner
Brand
    Show all (17)