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Plastic Funnel 2.5" x 10" for filling Softener Resin/Carbon in 2.5 Mineral Tanks
£6.32

Replacement Filters for 5 or 6 Stage Aquarium Reef Reverse Osmosis RODI Systems
£23.19 to £35.14

Culligan RO Filter Set With Membrane for Culligan AC-30 Reverse Osmosis Systems
£27.76

SLOW PHOS | Slow Dissolving Polyphosphate Beads (1 lb) Siliphos Anti-Scale Media
£21.08

TAC Scale Prevention Replacement Filter Media for Salt-Free Conditioner Systems
£147.99

Mixed Bed Ion Exchange DI Resin High Purity Deionizing RODI Reef Aquarium 0 TDS
£9.84 to £59.75

Deionizing DI Resin | 5 lbs | Color Indicating Mixed Bed DI ResinTech MBD-30
£34.03

KDF 85 (2 lbs) + KDF 55 (2 lbs) - Filter Media for Iron, Chlorine, Heavy Metal
£73.99

5 LBS RESINTECH MBD-30 Color Changing Mixed Bed Deionization Blue DI Resin RODI
£33.29

Commercial Grade Reverse Osmosis Water System 800 GPD +Booster Pump +20 gal tank
£1,072.95

Oceanic 2.75"x9.75" Carbon Block Filter with Activated Coconut Shell | 5 micron
£8.55

Empty Refillable Big Blue Filter Cartridge 4.5" x 20" For 20” Filter Housing
£17.75

Fleck Plastic Bypass Valve + ¾" Yoke -5600, 2510, & 9000 Valves (Fleck #60049)
£44.39

6 Stage 0 PPM Reverse Osmosis/Deionization Aquarium Reef Water Filtration System
£114.70 to £136.90

Portable Counter Top Alkaline Reverse Osmosis RO Water Filtration System 50 GPD
£77.32

Oceanic 400 GPD Light Commercial RO Reverse Osmosis Water Filter System + Pump
£332.98

Oceanic 500 GPD High Capacity Commercial RO Reverse Osmosis Water Filter System
£406.99

4 Stage Aquarium Reef Filter Reverse Osmosis Water Filtration RO/DI System 0 PPM
£81.54 to £95.60

Dual Big Blue Whole House Water Filter System - Carbon + Sediment Filters
£159.83

Automatic Shut Off Valve 1/4" Quick Connects - RO Reverse Osmosis Water Systems
£7.73

Quick Connect Collet Tubing Release Tool For 1/4" and 3/8" Fittings & Connectors
£4.57

OEM Pentair Fleck 5600SXT Backwashing Digital FILTER Control Head/Backwash Valve
£262.68

150 GPD RODI Aquarium Reef Reverse Osmosis Water Filtration System 6 Stage +Pump
£192.39

Big Blue Water Filters KDF 85/GAC + Sediment Whole House Cartridges 4.5" x 10"
£47.35

10" x 4.5" HydroLogic Pre-Evolution KDF/Catalytic Standard Carbon Filter HL22096
£39.95

Whole House Water Filtration System Fleck 5600 Valve 9"x48" 1 cu ft Carbon GAC
£392.18

Tank Ball Valve 1/4" FPT x 1/4" Quick Connect Tube- For Reverse Osmosis RO Tanks
£3.51

Whole House Salt Free Anti Scale Water Conditioner Softener System 10 GPM TAC
£621.57

Portable Counter Top Alkaline Reverse Osmosis RO Water Filtration System 100 GPD
£88.79

10" Hydro-logic KDF/Catalytic Carbon Filter HydroLogic Stealth/Small Boy - 22060
£31.07

Self Piercing Feed Water Tap Valve With 1/4" compression feed water connection
£9.61

7 Stage Aquarium Reef RODI Deionization Reverse Osmosis Water Filtration System
£125.79 to £144.29

Oceanic Counter Top RO Reverse Osmosis Alkaline Ionizer Water Filter 75 GPD USA
£85.10

4.5" x 10" Big Blue Well Water Filter (KDF 85 + GAC Carbon)Whole House Cartridge
£33.29

2 Quick Connect Fittings 1/8" Male thread x 1/4" John Guest Style Elbow (2 pack)
£2.99

RF-1050 Alkaline pH Countertop Water Filter Replacement Cartridge 2.5"x10"
£31.63

Oceanic 600 GPD High Capacity Commercial RO Reverse Osmosis Water Filter System
£480.98

4.5"x 20" Whole House Big Blue Filter: Bone Char for Removing Fluoride & Arsenic
£77.32

3 RO/DI REVERSE OSMOSIS WATER AQUARIUM FILTERS DI Deionizing, Carbon, Sediment
£21.09

NEW Oceanic 5 Stage RODI Aquarium Reef RO DI Water Filter System + Permeate Pump
£207.19 to £214.59

400 GPD Commercial Aquarium RODI Reverse Osmosis Water Filter System Dual DI RO
£325.58

KDF Media Guard Filter | KDF 55 - For Chlorine, Heavy Metal | Media Tank Add-On
£107.30

DUAL SMALL/SMALL CLIP CLAMP to connect 2 Inline Filters Reverse Osmosis 2"x2"
£3.69

KDF 85 MediaGuard Filter | Reduces Iron & Hydrogen Sulfide | Media Tank Add-ON
£114.69

Oceanic Aquarium Reef Reverse Osmosis RODI Water Filter System | 75 GPD USA
£65.85

Reverse Osmosis Water Filter Drop-In Cartridge: GAC +KDF 55 for 10" RO Housing
£23.67

5 lbs Coconut Shell Activated Granular Carbon Media12x40 Mesh-Water Filter Media
£22.19

Portable XL RODI Aquarium Reef Reverse Osmosis Water Filter System - 2.5" x 12"
£66.59 to £85.09
About us
OCEANICWATER . COM
Welcome to Oceanic Water Systems. We specialize in supplying all of your water filtration needs including quality Reverse Osmosis Systems, replacement filters, housing, RO water components and much more! 661-575-0033
Please add me to your list of favorite sellers and visit often. Thank you for your business!
Welcome to Oceanic Water Systems. We specialize in supplying all of your water filtration needs including quality Reverse Osmosis Systems, replacement filters, housing, RO water components and much more! 661-575-0033
Please add me to your list of favorite sellers and visit often. Thank you for your business!
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Seller Feedback (4,878)
- d***d (611)- Feedback left by buyer.Past monthVerified purchaseItems exactly as described. Items actually arrived 2 days earIier than expected (which was very nice). I had several questions about what to order and how much for my tanks. Seller answered very promptly and was very nice about everything. Excellent eBayer, highly recommended, A++++++.
- h***h (1028)- Feedback left by buyer.Past 6 monthsVerified purchaseGreat Ebayer! Item is exactly as described! Fast shipping and good communications too! Thank you!
- c***l (34)- Feedback left by buyer.Past 6 monthsVerified purchaseHigh Purity Resin – Delivers 0 TDS as Promised The quality of this DI resin is excellent—it produced 0 TDS right away and performs just as expected. It arrived in perfect condition, securely packaged, and exactly as described in the listing. Shipping was fast and smooth. The value is great for the purity level you’re getting. Appearance is clean and professional—easy to handle and pour. Great choice for RODI systems or reef setups.
- k***n (595)- Feedback left by buyer.Past 6 monthsVerified purchaseFast delivery. Well packaged. Item as described.
- r***e (271)- Feedback left by buyer.Past yearVerified purchaseAnother GREAT transaction with this seller. Fast shipping and good communication as always. I will continue to do business with this seller. AAA+++ rating in my book. Very dependable and responsible seller. One of the best on eBay.
- n***i (651)- Feedback left by buyer.Past 6 monthsVerified purchaseItem just as described! Quick shipping! Good transaction! Recommended seller! A+++++++++++++++++++++++++++++++++++++++++++++++++