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Aquarium float valve plastic Aquarium float valve plastic $12.00
The P3 The P3 $109.00
Optima 300 filter set w/ membrane Optima 300 filter set w/ membrane $112.00
75 GPD membrane 75 GPD membrane $38.00
Nitrite Ultra Low Range Checker HI 764 Nitrite Ultra Low Range Checker HI 764 $59.95
342 PPM Cal solution 342 PPM Cal solution $9.90
P3 Filter Replacement Set P3 Filter Replacement Set $12.00
FLOAT LEVEL LOCK TOP OFF FLOAT LEVEL LOCK TOP OFF $96.50
Aquarium float valve plastic Aquarium float valve plastic $12.00
Auto float upgrade kit Auto float upgrade kit $24.00

Welcome to Purely H20!

 
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  aquarium 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 Aqurium water filters, float valve auto top off systems, TDS, conductivity, and pH meters,nitrate filters, reverse osmosis membranes and more. If your looking for the best in aquarium RO DI water filter 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 a lot 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.
The Marine Aquarium Conference of North America, (MACNA) is the largest and oldest marine aquarium conference held in the US and Canada.
Purely H2O Sponsors the following reef communities.
Orlando Reef Caretakers Association

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Featured Products

Dual Inline TDS meter Dual Inline TDS meter $29.40
The PM 3000 The PM 3000 $19.95

About RO DI

RO DI GIVEAWAY!

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!
 

 

 

 

 

 

 

FL Aquarium Water Filters | Water Pressure Booster Pump | GFO Filters | Freshwater Aquarium Filters | Nitrate Filters | DI Filters | Aquarium Reverse Osmosis Filters | Aquarium Carbon