Welcome to Purely H20!

Coral Maxx II Reef Aquarium LED Lighting Only $459.00 this weekend only!!!

Coral Maxx Ultra LED Aquarium Lighting System: -The most advanced, unrivaled aquarium 2 watt LED lighting system on the market. Features a 8 function, 18 way adjustable timer (1+2+3) (1+3) (1+2) (2+3) etc. All at a reduced price for a limited time!

Dual DI Elite now with Resintech MBD-20 Nuclear Grade Resin for longer service life Only $79.95!!!

Our twin DI add on kit comes complete with 2- 10 inch canisters, fittings and 2 refillable DI cartridges prefilled with top quality Resintech MBD-20 Nuclear Grade Resin. Kit comes completely assembled so all you have to do is cut your output line pop this in and go!

100 GPD Booster Pump Only $79.95!!!

100 gpd booster pump with transformer and fittings for systems 75 GPD and higher. Turbo charge any system with this Powerful yet affordable booster pump. Unlike most vendors we have included the mounting plate, transformer and fittings!

The Automated Optima Vision with Dual Carbon Block NOW Only $159.00!!!

The Automated Optima Vision with Dual Carbon Block edition was designed to be completely automated. This Reverse Osmosis Filter system Designed specifically for the needs of Aquarium Saltwater Reef Hobbyists in mind, this system includes all the components needed to create an auto top off system for your aquarium. All at a reduced price for a limited time!

The Dual Carbon Optima Vision Only $149.00!!!

Our 75 gpd 5 stage Aquarium system is packed with 2 powerful carbon block filters for superior chlorine removal.This Reverse Osmosis Filter system Designed specifically for the needs of Aquarium Saltwater Reef Hobbyists in mind, this powerful system includes all of the vital stages needed to produce ZERO TDS water for your aquarium. All at a reduced price for a limited time!

Introducing Purely H2O's High Flow Bio Pellet Reactor ONLY $59.99 Introductory Price!!!

Designed to be easy to use, setup and maintain. Our reactors are not only easy to use, no annoying thumb screws, foam pads or leaky lids common with other reactors. The reactor will hold up to 450ml of Bio Pellets and service up to 160 gallon aquarium.

Complete Phosphate Remover Kit Only $89.95!!!

Complete Phosphate GFO & Carbon Dual reactor with Maxi-Jet 1200 and adapter with 1 lb. GFO and 1 lb. Carbon. All at a reduced price for a limited time!

4 LBS LIGNITE CARBON only $15.95!!!

The most advanced, unrivaled aquarium 1 watt 112 LED lighting system on the market. This lighting system has a total of 112 LED's split between Cool White, Royal Blue, and UV LED's

Reduced price while supply lasts!

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.