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H20 Science Maintained by: h2o-science ( 4468) H2O Science is a Florida based company specializing in water treatment Solutions. We carry a full spectrum of water treatment products such as Reverse Osmosis Deionization products and RO DI Testing equipment like TDS meters and Ph meters. We are also a Hanna Instruments dealer. Store search in titles & description Store categories Store home RO DI Systems (119) RO FILTER SYSTEMS (37) PH METERS (11) TDS METERS (52) DUAL TDS METERS (10) Filter specials (35) FILTER ACCESSORIES (42) BOOSTER PUMPS (55) Thermometers (1) ADD ON KITS (13) NSF QUICK CONNECT FITTINGS (61) REFRIGERATOR FILTERS (22) REFRIGERATOR ICEMAKER FILTERS (22) AQUARIUM WATER FILTERS (241) AQUARIUM RO DI (160) REVERSE OSMOSIS FILTER (184) AQUARIUM FILTER (8) REVERSE OSMOSIS (40) WATER SOFTENER SALT FREE (21) RO TANK (11) DOW FILMTEC MEMBRANES (48) AQUATEC BOOSTER PUMPS (73) RO FAUCETS (31) FLOAT VALVE (23) FLOAT VALVE AUTO TOPOFF SYSTEM (38) FLOW RESTRICTORS (5) RO DI FILTER (256) RO FAUCET EURO DESIGN (15) DUAL TDS METER (12) WATER SOFTENER (22) NITRATE FILTER (3) AUTO SHUT OFF (24) KITCHEN WATER FILTER (4) RO AIR GAP FAUCET (8) Other (2) Display Gallery view View new listed Shipping Due to variations in size and weight on the different items we sell the shipping info is described clearly in each items description. Contact If you have any questions regarding our products please feel free to email us at sales@h2o-science.com New Arrivals! BOOSTER PUMP+TRANSFORMER RO DI WITH MANUAL REGULATOR 100 GPD BOOSTER PUMP W/TRANSFORMER W/FLOW REGULATOR See all items Ending Soon! RO DI COMPLETE REEF AUTOTOP OFF ... $23.99 Time left:5h 26m See all items View: All Items | Buy It Now 42 results found View as:List Sort by:Time: ending soonest Picture [hide] Item title Price Time Left RO DI AUTO FLOAT VALVE UPGRADE KIT COMPLETE ALL PLASTIC $24.99 11h 16m RO DI AUTO FLOAT VALVE UPGRADE KIT COMPLETE ALL PLASTIC $24.99 11h 17m SHOWER FILTER W KDF 55 AND GRANNULAR ACTIVATED CARBON $26.95 1d 6h 20m TUBING 1/4" REVERSE OSMOSIS RO DI 50 FEET 1/4" TUBING $13.99 1d 8h 15m TUBING 1/4" REVERSE OSMOSIS RO DI 50 FEET 1/4" TUBING $13.99 1d 8h 33m REVERSE OSMOSIS DI AQUATEC TANK PRESSURE SWITCH $24.00 1d 10h 54m REVERSE OSMOSIS DI AQUATEC TANK PRESSURE SWITCH $24.00 1d 10h 55m REVERSE OSMOSIS DI AQUATEC TANK PRESSURE SWITCH $24.00 1d 10h 56m REEF AQUARIUM SET UP/HOW TO 2 SET DVD VIDEO GUIDE RO DI $34.95 1d 12h 19m REEF AQUARIUM SET UP/HOW TO 2 SET DVD VIDEO GUIDE RO DI $34.95 1d 12h 21m SHOWER FILTER KDF 55 AND GAC -CHLORINE ELIMINATOR # 1 $24.95 3d 10h 54m REEF AQUARIUM SET UP/HOW TO 2 SET DVD VIDEO GUIDE RO DI $34.95 5d 7h 34m REEF AQUARIUM SET UP/HOW TO 2 SET DVD VIDEO GUIDE RO DI $34.95 5d 9h 41m REEF AQUARIUM SET UP/HOW TO 2 SET DVD VIDEO GUIDE RO DI $34.95 5d 9h 45m SHOWER FILTER KDF55/GAC REDUCE HARMFUL CHLORINE /AMONIA $26.95 9d 6h 45m REVERSE OSMOSIS DI 1/4 Inch Stem Adapter 1/4 Inch stem adapter! FREE SHIPPING! $4.99 Free shipping 11d 8h 45m REEF AQUARIUM 2-DVD SET/ 3-HOURS 22 MINUTES MUST HAVE!! $34.95 13d 5h 47m REVERSE OSMOSIS RO DI CLEAR MEMBRANE HOUSING AQUARIUM $24.99 Free shipping 13d 10h 20m REEF AQUARIUM 2-DVD SET/ 3-HOURS 22 MINUTES MUST HAVE!! $34.95 13d 12h 43m REVERSE OSMOSIS RO DI AUTO SHUT OFF KIT FISH TANK WATER $14.99 13d 15h 17m REVERSE OSMOSIS DI MEMBRANE FLUSH KIT AQUARIUM TANK $14.99 13d 15h 21m REVERSE OSMOSIS RODI AUTO SHUT OFF KIT COMPLETE W/TUBE $14.99 14d 6h 16m REVERSE OSMOSIS DI AQUATEC TANK PRESSURE SWITCH $24.00 14d 6h 26m REVERSE OSMOSIS RO DI PRESSURE GAUGE ADD ON KIT PSI $14.99 14d 6h 33m REVERSE OSMOSIS RO DI 50 FEET TUBE TUBING 1/4" AQUARIUM $13.99 14d 6h 59m REVERSE OSMOSIS RO DI AQUARIUM CLEAR MEMBRANE HOUSING $24.99 Free shipping 14d 7h 13m RO DI 8800/6800 AQUATEC PUMP TANK PRESSURE SWITCH $24.00 14d 9h 20m REVERSE OSMOSIS DI AQUATEC TANK PRESSURE SWITCH $24.00 14d 9h 21m REEF AQUARIUM DVD, COMPLETE SET UP+ MAINTANANCE GUIDE $34.95 14d 12h 29m THE REEF AQUARIUM DOUBLE DVD SET UP GUIDE 3 1/2 HOURS $34.95 17d 5h 35m Page 1 of 2 Previous 1|2|3|4|5|6|7 Next Go to page

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