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The Nano Max 3 The Nano Max 3 $89.95
1/4 garden hose adaptor 1/4 garden hose adaptor $3.99
Refillable DI cartridge Refillable DI cartridge $10.00
1 micron sediment filter 1 micron sediment filter $4.00
Auto shut off kit Auto shut off kit $12.95
Ph/EC/TDS/Temp meter Ph/EC/TDS/Temp meter $447.00
The Optima CA The Optima CA $259.00
Thermistor thermometer Thermistor thermometer $133.00
5 lbs Color change DI resin 5 lbs Color change DI resin $46.50
Inline DI filter Inline DI filter $18.95
DI cartridge DI cartridge $18.00
Refillable DI cartridge Refillable DI cartridge $10.00
50 GPD Membrane upgrade 50 GPD Membrane upgrade $54.95
Drinking water add on Drinking water add on $59.95
Automated Add On Kit Automated Add On Kit $26.95
Catalytic Carbon add on Catalytic Carbon add on $35.95
Twin DI add on kit Twin DI add on kit $59.95
100 GPD Membrane upgrade 100 GPD Membrane upgrade $59.95
1/4 QC Tank Valve 1/4 QC Tank Valve $5.99
PH-200 + TDS-EZ Combo PH-200 + TDS-EZ Combo $89.95
EC/TDS GroChek® meter EC/TDS GroChek® meter $79.00
50 GPD membrane 50 GPD membrane $36.00
150 GPD Membrane upgrade 150 GPD Membrane upgrade $69.95
75 GPD Membrane upgrade 75 GPD Membrane upgrade $56.95
The Optima Automated The Optima Automated $175.00
1382 ppm Cal Solution 1382 ppm Cal Solution $3.99
Membrane Flush kit Membrane Flush kit $12.95
DI add on kit DI add on kit $41.99
Optima CE+ filter set Optima CE+ filter set $65.00
100 gpd booster pump 100 gpd booster pump $79.99
DI refill media DI refill media $13.95
The PH-200 The PH-200 $79.95
The Dual Carbon Optima Vision The Dual Carbon Optima Vision $159.99
The 300 GPD Optima Vision The 300 GPD Optima Vision $269.95
The Optima CE+ The Optima CE+ $299.00
0.5 micron chlorine eliminator 0.5 micron chlorine eliminator $12.00
Membrane Flush kit Membrane Flush kit $12.95
1/4 by 1/4 stem elbow 1/4 by 1/4 stem elbow $3.99
The Optima Professional The Optima Professional $199.00
All plastic float valve All plastic float valve $12.99
Clear 10 inch filter housing Clear 10 inch filter housing $15.00
Aquaculture Test Kit Aquaculture Test Kit $216.00
150 GPD Membrane upgrade 150 GPD Membrane upgrade $69.95
Chlorine, Free & Total Chlorine, Free & Total $352.00
Phosphate, LR meter Kit Phosphate, LR meter Kit $265.00
The TDS 3 The TDS 3 $24.95
1500 GPD UV system 1500 GPD UV system $79.95
The Nano Max The Nano Max $79.95
Aquatec Permeate pump Aquatec Permeate pump $64.99
All plastic float valve All plastic float valve $12.99

Welcome to Purely H2O

 
Purely H2O is an Orlando Florida based company specializing in full spectrum water treatment technology in residential, commercial, industrial, municipalities, and aquarium reverse osmosis, water softening and RO DI applications. Our methods of treatment include de ionization, reverse osmosis, water softeners, whole house carbon and sediment removal systems.

Purely H2O carries a full line of meters and controllers such as TDS, conductivity, and pH meters, thermometers, salinity testers, nitrate meters, refractometers and more. If your looking for the best in aquarium RO DI systems built to stand the test of time and saltwater abuse you have found the rite place! In the world of RO DI water treatment there are allot of RO DI systems and reverse osmosis systems that just don't measure up and until now the good reverse osmosis and RO DI systems have been expensive and out of reach.

We strive to provide not only the best home and aquarium reverse osmosis, RO DI systems and accessories but we keep the prices down as well! We have the technology to handle whatever your water treatment needs may be. If you have any questions give us a call at 1-877-803-7462 or email us at This e-mail address is being protected from spambots. You need JavaScript enabled to view it

 
Purely H2O offers the finest and most high tech water treatment systems available today. We also custom build systems to suit your needs. If you have a problem unique to your water supply we can put together a system designed just for you! There are many different water issues all over the world and one system cant handle them all. If you have a water issue that you are unsure of give us a call and we will put together a system specific to your water. We also stock a wide variety of water testing devices such as Nitrate meters, refractometers, TDS meters, Ph meters, thermometers and much more! If you are looking for something you dont see on our site give us a call and we will get it if we dont have it already. Not sure what you need? Dont guess, give us a call! We can help you figure out what filters fit your system or what system is best for you. We will do our best to make sure you are happy with your purchase.
Purely H2O Sponsors the following reef communities.
Reef Central
Marsh Reef
3reef - reef forums,aquarium classifieds, saltwater fish galleries and more!
Maast Reef Forum

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Featured Products

Dual Inline TDS meter Dual Inline TDS meter $26.95
Iron & Total Hardness Iron & Total Hardness $26.95
The TDS-EZ The TDS-EZ $18.95
Hanna Phep-4 Ph meter Hanna Phep-4 Ph meter $94.00

Thank You for Choosing Purely H2O!

Thank you for choosing Purely H2O for your water treatment needs. If there is anything we can do to improve your shopping experience, please do not hesitate to call us at (877) 803-7462 or email us at purewater@clearwire.net. We promise to provide you with the best shopping experience possible!