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LABORATORY GRADE WATER PURIFICATION PRODUCTS

Our Reefkeeper RODI systems are perfect for saltwater aquarium water. We offer the highest quality products available on the planet at great prices!

~home of the h2o Guru, since 1982~

SHOP RODI SYSTEMS

ZERO TDS REEFKEEPER RODI SYSTEMS

Lifetime Warranty. Lab grade. 0.00 TDS. 99% rejection rate. Every system is handmade, pressure tested & heavy duty packed the day you order.

TYPHOON 5 STAGE REEFKEEPER RODI

TYPHOON III REEFKEEPER RODI

Sale

TYPHOON III EXTREME 150 GPD REEFKEEPER RODI

~~$309.95~~ from $299.95

NEPTUNE 8 STAGE REEFKEEPER RODI with 2 MEMEBRANES & 3 DI's

COMPACT 5 STAGE REEFKEEPER RODI

COMPACT III REEFKEEPER RODI

HURRICANE DUAL HOME REEF

CYCLONE 4 STAGE REEFKEEPER RODI

MIGHTY MITE 50 GPD RODI

1000 GPD PUMP DRIVEN COMMERCIAL RO

Drinking Water RO Systems

For families, dental offices, boats, RV's or any location where you desire the best drinking water possible. We only build with NSF lab grade components.

WATER COP - 5 STAGE RO 50 GPD

ED - EXTRA DUTY REVERSE OSMOSIS UNIT

MINI UNDER-THE-SINK RO SYSTEM

MAX UNDER-THE-SINK RO SYSTEM

Sale

Mighty Mite RO System 50GPD

~~$119.95~~ from $99.95

Sale

Restructuring Pod +PH Boost Filter +Magnesium +Calcium

~~$179.95~~ $149.95

Filter Packs, Filters & Media

We have specifically designed every filter pack array to ensure you get the highest performance possible out of your water purification system. Sediment, Carbon, DI Resin & more at affordable prices since 1982!

Typhoon Filter Pack

Chloramine 4 Pack

Sale

Restructuring Pod +PH Boost Filter +Magnesium +Calcium

~~$179.95~~ $149.95

Ph Restructuring Pod Refill

Max Mini Mighty Mite Filter Pack

Mighty Mite Filter Pack with DI

Compact Reefkeeper Filter Pack

Cyclone 4 Stage Filter Pack

Dual Home Reef Filter & DI Pack

Hurricane Filter Pack

Neptune Filter Pack with DI

10" Sediment Filter

Catalytic Carbon Cartridge 10"

10" 5 Micron Carbon Block

10" 1 Micron Carbon Block

InLine Sediment Filters

InLine Carbon Filter

DI Resin Cartridge 10" Color Changing

Chloramine Filter Pack

Pumps

RODI Booster pumps ( increase pressure ), Delivery Pumps ( to move water from one place to another ), Permeate pumps (non-electric, pressure boosting, drain water saving, enhanced water purifying device) & many fitting accessories to make your pump purchase in one fell swoop!

Booster Pump Power Station

Permeate Pump Kit

Delivery Pump 1.4 GPM

Delivery Pump 4 GPM

Booster Pump Powerstation Transformer 36VDC/110VAC

High Pressure Switch for Booster Pump

Brass Control Valve

40 Mesh Strainer for Aquatec Delivery Pump

50 Mesh Strainer for 3/8 " Tubing

50 Mesh Strainer for 1/2 " Tubing

Aquatec 2A Transformer

Aquatec High Pressure Switches

Aquatec 8800 Series Booster Pump

DI Resin / Deionization

Guaranteed Fresh Zero TDS. Shipped in HD mylar bags. Nuclear grade. From the same manufacturer production line serving US nuclear submarines.

DI Resin Cartridge 10" Color Changing

DI Resin Refillable Kit

DI Resin Mixed Bed Color Changing Bulk Media

DI Resin Mixed Bed Color Changing 1.25# Bag

DI Resin MB Color Changing (1.125 cubic ft / 45 lbs)

10" Refillable Cartridge - Clear

In-Line DI Adder Kit

Vertical Color Changing DI Resin Adder Kit

Twin DI with Dual In-Line TDS Meter

Triple DI with Dual In-Line TDS Meter

Cation DI Resin Cartridge 10" Color Changing

CATION DI Resin Color Changing Bulk Media

ANION DI Resin Cartridge 10" Color Changing

ANION DI Resin Color Changing Bulk Media

20" Refillable Cartridge - Clear

20" DI Cartridge Refillable

20" Twin DI with Dual In-Line TDS Meter

Sale

Senno Dual TDS Meter

~~$39.95~~ $34.95

Sold Out

Senno TDS Mini Handheld Meter

Reverse Osmosis Membranes

The worlds highest rated 99%+ rejection rate ( RR ) membranes. RO membranes should be changed every 2-5 years or when ( RR ) is below 90%.

Sale

50 GPD Filmtec Membrane

~~$37.95~~ from $32.65

Sale

75 GPD Filmtec Membrane

~~$39.95~~ from $29.95

Sale

100 GPD Filmtec Membrane

~~$41.95~~ from $39.95

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150 GPD Axeon Membrane

~~$43.95~~ from $39.95

Add A Membrane to Your System

Sold Out

Merlin Membranes & Filter Pack

~~$259.95~~ $209.95

Water Testing Equipment

TDS meters to test water quality, Pressure Gauges to check for clogged filters, Flowmeters to ensure timely filter changes.

Sale

Flow Monitor ( FLM-3 hm digital ) with 1/4" stem elbow fittings

~~$59.95~~ $40.95

FlowMaster Flow Meter by Hydrologic

Stainless Steel 150 PSI Gauge

Sale

TDS3 Meter w/ Carrying Case

~~$19.95~~ $14.95

Sale

COM-100 EC / TDS / Temp Meter Combo

~~$74.95~~ $64.95

Sale

PH-200 Waterproof PH Meter

~~$89.95~~ $59.95

Sale

HM COM 100 & PH 200

~~$174.95~~ $119.95

Sale

Senno Dual TDS Meter

~~$39.95~~ $34.95

HM Digital TRM-1: Triple Inline TDS Monitor

HM Digital DM-1 Dual In-Line TDS Meter

HM Digital DM-2: Commercial In-Line TDS Meter

HM Digital DM-3: In-Line TDS Meter

Sold Out

Filter Monitor with Volumizer

Sold Out

TM-1 Digital Thermometer

2" 150 PSI Gauge (back mount)

2" 150 PSI Gauge (bracket mount)

TDS Monitor / Alarm

Sold Out

Senno TDS Mini Handheld Meter

Special Offers

Sale

50 GPD Filmtec Membrane

~~$37.95~~ from $32.65

Sale

75 GPD Filmtec Membrane

~~$39.95~~ from $29.95

Sale

100 GPD Filmtec Membrane

~~$41.95~~ from $39.95

Sale

150 GPD Axeon Membrane

~~$43.95~~ from $39.95

Sale

TDS3 Meter w/ Carrying Case

~~$19.95~~ $14.95

Sale

Evolution/Merlin Carbon Pre Filter 17" 5 Micron

~~$49.95~~ from $9.95

DI Resin Mixed Bed Color Changing Bulk Media

DI Resin Refillable Kit

Sale

Restructuring Pod +PH Boost Filter +Magnesium +Calcium

~~$179.95~~ $149.95

Sale

TYPHOON III EXTREME 150 GPD REEFKEEPER RODI

~~$309.95~~ from $299.95

Sale

Senno Dual TDS Meter

~~$39.95~~ $34.95

Sale

PH-200 Waterproof PH Meter

~~$89.95~~ $59.95

Sale

Mighty Mite RO System 50GPD

~~$119.95~~ from $99.95

Sale

HM COM 100 & PH 200

~~$174.95~~ $119.95

Sale

Fish Store Case

~~$209.75~~ from $159.95

Sale

COM-100 EC / TDS / Temp Meter Combo

~~$74.95~~ $64.95

CATION DI Resin Color Changing Bulk Media

ANION DI Resin Color Changing Bulk Media

20" Twin DI with Dual In-Line TDS Meter

Sale

Flow Monitor ( FLM-3 hm digital ) with 1/4" stem elbow fittings

~~$59.95~~ $40.95

Drinking Water RO Tanks

NSF certified tanks for RO drinking water storage.

Add Drinking Water Kit

2.2 Gallon Storage Tank

3.2 Gallon Storage Tank

5.2 Gallon Storage Tank

10.7 Gallon Storage Tank

20 Gallon Storage Tank

Tank Ball Valve Elbow

Accumulator Tank

Saltwater Aquarium Anti TDS Storage Tank

Stainless Steel 150 PSI Gauge

Pentair Structural Tank 2.2 cu/ft

Browse Water Purification Systems By Category

RO PRESSURE TANKS

DI RESIN - DEIONIZATION

INDIVIDUAL FILTERS

WATER SUPPLY CONNECTIONS

SYSTEM UPGRADES, KITS & ADD ON'S

PARTS & FITTINGS

FISH STORES / HIGH VOLUME

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