Walter Filtration & Treatment

Trusted Source Since 1999

Water Filtration & TreatmentThere are 23 products.

Reverse osmosis and chlorine filtration and accessories.

newGrowonix EX100

The EX100 is designed to flow 4.6 GPH, (Gallons Per Hour) at almost 0 ppm RO water, with a 2:1 waste ratio. It’s...
STARTING PRICE: $200.99
newGrowonix GX150

When we developed the GX150, we decided to pack all the high end features into a tight efficient RO unit.
STARTING PRICE: $225.00
newGrowoniX GX300

The GX300 Compact, sleek, and slender. Utilizing dual RO membranes, the GX300 is designed to flow 12 GPH (Gallons Per...
STARTING PRICE: $337.50
HYDRO-LOGIC MERLIN GARDEN PRO RO

HYDRO-LOGIC MERLIN GARDEN PRO RO KIT produces 30 gallons per hour, or 750 gallons per day of ultra pure, low ppm water. ...
On sale! STARTING PRICE: ~~$430.53~~ SALE PRICE: $430.53
newEvolution RO 1000

The Evolution-RO 1000 is the most evolved reverse osmosis system on the planet! 1,000 Gallons Per Day (42...
STARTING PRICE: $674.95
HYDRO-LOGIC SMALL BOY FILTER

The Hydro-Logic Small Boy De-Clorinator & Sediment Filter removes up to 99% of chlorine and 90% of sediment, rust, silt,...
STARTING PRICE: $96.26
HYDRO-LOGIC TALL BLUE PRE-FILTER

HYDRO-LOGIC TALL BLUE Prefilter for Merlin GP. Removes up to 99% of sediment, rust, silt, etc. and volatile organic...
STARTING PRICE: $147.56
HYDRO-LOGIC SMALL BOY 10" SEDIMENT FILTER

Replacement filter used for Small Boy Water Treatment filters.
STARTING PRICE: $9.90
HYDRO-LOGIC STEALTH SEDIMENT FILTER

HYDRO-LOGIC STEALTH SEDIMENT FILTER
On sale! STARTING PRICE: ~~$11.75~~ SALE PRICE: $11.75
HYDRO-LOGIC MERLIN GP GREEN CARBON FILTER

HYDRO-LOGIC MERLIN GP REPLACEMENT GREEN CARBON FILTER
On sale! STARTING PRICE: ~~$26.33~~ SALE PRICE: $26.33
HYDRO-LOGIC MERLIN GP SEDIMENT FILTER

HYDRO-LOGIC MERLIN GP REPLACEMENT SEDIMENT FILTER
On sale! STARTING PRICE: ~~$18.63~~ SALE PRICE: $18.63
HYDRO-LOGIC MERLIN GP MEMBRANE FILTER

HYDRO-LOGIC MERLIN GP REPLACEMENT MEMBRANE FILTER
On sale! STARTING PRICE: ~~$115.02~~ SALE PRICE: $115.02
HYDRO-LOGIC TALL 20" GREEN CARBON FILTER

HYDRO-LOGIC TALL REPLACEMENT 20" GREEN CARBON FILTER
STARTING PRICE: $27.90
HYDRO-LOGIC TALL 20" SEDIMENT FILTER

HYDRO-LOGIC TALL REPLACEMENT 20" SEDIMENT FILTER
STARTING PRICE: $12.60
HYDRO-LOGIC TALL BOY & TALL BLUE KDF85 CARBON FILTER

KDF85 Filters are ideal for well water users with iron and sulfur and city water users with chloramines.
STARTING PRICE: $62.55
HYDRO-LOGIC FLOWMASTER FLOW METER 3/8"

For use with Merlin Garden Pro and Tall Boy, the Flowmaster measures how many gallons of filtered water have gone through the...
STARTING PRICE: $48.60
HYDRO-LOGIC FLOAT KIT FOR MERLIN GARDEN PRO

This kit allows you to fill a reservoir or tank, unattended, to your desired water level. It consists of a float valve with...
STARTING PRICE: $37.80
HYDRO-LOGIC FLOAT VALVE FOR TALL BOY 3/8"

This valve comes with a 3/8" quick connect fitting. Use this float valve to adjust water level and can be mounted...
STARTING PRICE: $17.10
HYDRO-LOGIC QUICK CONNECT REDUCER 3/8" TO 1/4"

Hydro-Logic 3/8" Stem x 1/4" Quick Connect Straight This quick connect reducer is used and to reduce a 3/8" quick connect...
STARTING PRICE: $3.15
QUICK CONNECT TO GARDEN HOSE CONNECTORS

Quick Connect to Garden Hose Connectors. Available 1/2", 1/4" and 3/8". Use as replacement feed valve for Merlin GP,...
STARTING PRICE: $9.90
QUICK CONNECT 1/2" INLINE SHUT OFF VALVE

1/2" Quick Connect Inline Shut Off Valve. This is used to shut off feed or outlet line to system. This valve is for the...
STARTING PRICE: $6.75
ECOPLUS HP CHILLERS & REPLACEMENT FITTING KITS

Suitable for reservoirs, hydroponic systems or fresh & saltwater aquariums. Each chiller has a high performance titanium...
STARTING PRICE: $389.66
Stirwand

The Stirwand™ restores a special balance in water so that it can hydrate your cells. You can feel and taste the...
STARTING PRICE: $89.97

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HYDRO-LOGIC MERLIN GP MEMBRANE FILTER (10%) Off
$117.57 $115.02
HYDRO-LOGIC MERLIN GP REPLACEMENT ME...

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General Hydrophics pH 4 Calibration Solution

General Hydrophics pH 4 Calibration Solution: General Hydroponics™ uses the highest quality reference...

Hanna Checke pH Tester: At the cost of just a few rolls of litmus paper, you can have...

Bluelab PPM Pen: Measures conductivity and temperature. Selectable units for ...

Bluelab pH Pen: Measures pH and temperature. Selectable units for ˚C &a...

Bluelab pH Probe Clean Calibration Kit: pH cleaning and calibration kit: Full color laminated i...

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Prices, specifications, and images are subject to change without notice. Not responsible for typographical or illustrative errors. Manufacturer rebates, terms, conditions, and expiration dates are subject to manufacturers printed forms

Water Filtration & TreatmentThere are 23 products.

newGrowonix EX100

newGrowonix GX150

newGrowoniX GX300

newEvolution RO 1000

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