TOP CUSTOMER REVIEW
I’m gonna have to say this R/O unit is the best investment I’ve made in a while. I was working with a home made unit for about 25 years , (carbon, poly filters, and DI resins) no R/O, hooked it up and turned the water on like I’ve been doing for years, went outside to do something and came down to a basement full of water. If anyone is thinking about getting this 5 stage unit don’t think too long just buy it and you’ll be glad you did.
Georgia X.
Aquarium Reef Water Filter System | Water Purifier for Fish Tank | Aquarium Water Filter
Original price was: $579.$489Current price is: $489.
FREE FAST DELIVERY ACROSS NEW ZEALAND FOR ALL ORDERS $75+ OR MORE - (Save $25)
This 5 Stage Aquarium Filter Machine requires minimal space!
Ideal for Aquarium Water Treatments like Fish Tank’s, Reef Tanks, Saltwater and Freshwater Aquariums; also for laboratory testing, and other applications where ultra-pure water is necessary.
Optimal water filtration for fish, coral, turtle aquarium’s & other aquatic life, live rock & plants.
Product Description
Features:
- Portable
- No Drilling Required
- Durable Frame
- Light City Water Use
- Manual Flush Kit
- Easy to add upgrade parts like TDS meters and pressure gauge
284 LPD Flow Rate - Easy to Install

DUE TO CURRENT DEMAND PLEASE ALLOW 5-7 DAYS DELIVERY
Direct To Your Door - All Across New Zealand
Original price was: $579.$489Current price is: $489.
Creating a successful reef tank requires hard work, dedication, and passion. The foundation of any great reef tank (small or large) is the quality of water you provide to your fish and corals. The first step to having a thriving aquarium is choosing the right RO/DI system. Our city and well waters have a number of harmful contaminants like chlorine, chloramine, lead, arsenic, and others. Many times it’s not fit for drinking, let alone the perfect 0 TDS water needed. Many customers use dechlorinators which are designed to neutralize the chlorine in the water and is one of the worst ways to attempt to purify the water. They remove no harmful contaminants from the water. Many customers like to purchase water from the local fish store but that can become expensive in the long run.
TOP OF THE LINE / HIGH QUALITY
Our Water Purification System Membrane is top-quality, and equals or surpasses all of the performance specifications of other membranes of the same 284 Litre Per Day (LPD) capacity. This membrane is tested ANSI Standard 58 for material requirement. LiquaGen Water Filtration System Membranes are made of the highest quality spiral-wound Polyamide & offer outstanding contaminant rejection at water pressures up to 125 psi. Reverse Osmosis Membrane Capacity: 284 Litre Per Day (GPD).
HIGHEST CALIBER NUCLEAR GRADE DEIONIZER MEDIA
PROVIDES AN EXCEPTIONAL COST-TO-PERFORMANCE VALUE
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We are a “online supplier”, with no physical shop or premises. In this way, we are able to pass our considerable savings directly to you.
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You will be sent a receipt for your order by email after payment is made. You will also receive a confirmation email with a tracking number once your item has been shipped.
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How can I track my order?
Once your order ships, you’ll receive a confirmation email with a tracking link.
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I HAVEN'T RECEIVED MY ORDER YET! IS IT LOST?
If you have any concerns with your order, please contact our support team by email and they will be glad to assist you. Most emails are answered within 1 business day.
Support Team: theteam@customersupport.care
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Refunds are processed within 24-48 hours after the returned item is received and inspected.
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What is your return policy?
We offer a 15-day return window on most items. Products must be unused and in original packaging.
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How can I contact customer support?
You can reach us via email at theteam@customersupport.care or through our AI chat.
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Orders can only be modified or canceled within 1 hour of placement. Please contact our support team as soon as possible.
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Simply browse our products, add items to your cart, and proceed to checkout. Follow the prompts to enter shipping details and payment information.
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How do I start a return?
Visit our Returns Center https://gutterguards.net.nz/terms-conditions/returns-policy or contact customer support to initiate the process.
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WHICH PAYMENT METHODS ARE ACCEPTED?
We currently only accept credit card payments, PayPal & Crypto currency. More payment methods will be added in the future.
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All of our prices are displayed in $NZD – New Zealand Dollars
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Once your order is shipped, it will be marked as complete in our database and you will receive a confirmation email with a tracking number.
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WHAT ARE YOUR DELIVERY OPTIONS AND HOW LONG WILL IT TAKE?
- NEW ZEALAND: Free delivery, 5-7 days
- Other countries: Free delivery, 7-10 days
OUR DELIVERY PARTNERS

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Is a Water Purifier for Fish Tank effective for removing chlorine?
Yes, a Water Purifier for Fish Tank effectively removes chlorine and chloramine from tap water. These substances can be harmful to fish, and the purifier ensures they’re eliminated before introducing water to your aquarium.
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Can an Aquarium Reef Water Filter System be integrated with sump systems?
Yes, an Aquarium Reef Water Filter System is often used in combination with sump systems. It helps enhance filtration by removing debris and particles, while the sump supports water circulation and additional filtration stages.
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Can a Water Purifier for Fish Tank be used for shrimp tanks?
Yes, a Water Purifier for Fish Tank is great for shrimp tanks. It helps maintain clean, clear water by removing excess nutrients and toxins that could harm sensitive shrimp species, creating a stable environment for them to thrive.
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Is an Aquarium Reef Water Filter System easy to install?
Yes, an Aquarium Reef Water Filter System is relatively easy to install. Most systems come with clear instructions, and many are designed for DIY installation, allowing you to set up your reef tank without professional help.
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Is an Aquarium Water Filter essential for fish tank maintenance?
Yes, an Aquarium Water Filter is a vital component of tank maintenance. It continuously cleans the water, reducing the need for frequent water changes and preventing the build-up of harmful chemicals and debris.
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How does an Aquarium Reef Water Filter System benefit fish health?
An Aquarium Reef Water Filter System ensures your fish live in clean, healthy water. By removing harmful chemicals and debris, it reduces stress and supports your fish’s immune system, promoting longevity and vibrant colours.
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How does a Water Purifier for Fish Tank help with water clarity?
A Water Purifier for Fish Tank removes particulate matter, chemicals, and organic waste that cloud the water. By maintaining clean water, it enhances visibility and creates a visually appealing aquarium for both fish and observers.
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Can an Aquarium Reef Water Filter System be automated?
Yes, many Aquarium Reef Water Filter Systems offer automated options that adjust water flow, filtration levels, and even cleaning cycles. Automation helps maintain a consistent, healthy environment with minimal manual effort.
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How often should I replace the filter media in my Aquarium Water Filter?
The filter media in an Aquarium Water Filter should be replaced every 4-6 weeks, depending on the tank’s load and the type of filter. Regular replacement ensures optimal filtration efficiency and helps maintain water quality.
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Can an Aquarium Water Filter be used in saltwater tanks?
Yes, an Aquarium Water Filter is essential in both freshwater and saltwater tanks. It helps remove excess waste, toxins, and organic matter, ensuring optimal conditions for marine life and corals in a saltwater environment.
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Does a Water Purifier for Fish Tank reduce the frequency of water changes?
Yes, a Water Purifier for Fish Tank reduces the need for frequent water changes by keeping the water clean and free of toxins. It works continuously to maintain water quality, thus improving tank maintenance efficiency.
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What is the role of an Aquarium Water Filter in preventing algae?
An Aquarium Water Filter helps prevent algae growth by removing excess nutrients like nitrates and phosphates. These nutrients are the primary food source for algae, and by controlling them, the filter keeps algae blooms in check.
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Can an Aquarium Reef Water Filter System be used in large aquariums?
Yes, an Aquarium Reef Water Filter System can be used in large aquariums. It is available in various sizes and capacities, with models designed to handle the needs of both small and large reef tanks, ensuring efficient filtration across the system.
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Can an Aquarium Water Filter help with fish tank odour?
Yes, an Aquarium Water Filter helps eliminate the organic waste and excess nutrients that contribute to fish tank odour. By maintaining clean, clear water, it improves the overall scent of your aquarium environment.
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Is an Aquarium Water Filter needed for tanks with low fish populations?
Yes, even in tanks with low fish populations, an Aquarium Water Filter is important. It helps maintain optimal water quality by removing organic waste, uneaten food, and other debris, ensuring a healthy environment for both fish and plants.
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How does a Water Purifier for Fish Tank improve water quality?
A Water Purifier for Fish Tank removes impurities, bacteria, and toxins from aquarium water. It keeps water clear, reduces algae growth, and ensures fish and plants thrive in a pristine, well-balanced ecosystem.
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Can an Aquarium Reef Water Filter System be used with planted tanks?
Yes, an Aquarium Reef Water Filter System is beneficial for planted tanks too. It ensures clear water, reduces algae growth, and helps maintain proper nutrient levels for plants, keeping the aquatic ecosystem balanced.
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What types of impurities does an Aquarium Water Filter remove?
An Aquarium Water Filter removes physical debris, organic waste, dissolved toxins, and excess nutrients. This improves water clarity and quality, preventing harmful conditions like ammonia spikes that could harm fish.
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How long does the filtration media last in an Aquarium Water Filter?
The filtration media in an Aquarium Water Filter can last 1-3 months depending on tank size, fish load, and maintenance. Regular monitoring and cleaning will help maximise its lifespan and efficiency.
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How does an Aquarium Reef Water Filter System improve water oxygenation?
An Aquarium Reef Water Filter System helps by circulating water efficiently, ensuring that oxygen is distributed evenly throughout the tank. This promotes better gill function and overall health for fish and corals.
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What is the purpose of an Aquarium Reef Water Filter System?
An Aquarium Reef Water Filter System helps maintain clean, clear water by removing waste, excess nutrients, and harmful chemicals. It creates a stable, healthy environment for your reef tank, promoting coral and fish health.
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What makes an Aquarium Water Filter ideal for saltwater fish tanks?
An Aquarium Water Filter is ideal for saltwater fish tanks because it removes organic waste, ammonia, and other toxins that can quickly accumulate in marine environments, ensuring a stable, healthy tank for sensitive saltwater species.
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How does a Water Purifier for Fish Tank support biological filtration?
A Water Purifier for Fish Tank works alongside biological filtration by creating clean water conditions. It helps beneficial bacteria thrive, which further breaks down waste into less harmful substances, improving overall tank health.
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Does a Water Purifier for Fish Tank improve oxygen levels?
While a Water Purifier for Fish Tank doesn’t directly add oxygen, it improves water quality by removing harmful substances. This indirectly supports a healthy oxygen-rich environment where your fish can thrive.
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How does an Aquarium Reef Water Filter System support coral growth?
An Aquarium Reef Water Filter System maintains crystal-clear water by removing toxins and organic waste. This encourages coral growth by ensuring that nutrients are at optimal levels for both the corals and the tank’s inhabitants.
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Is an Aquarium Reef Water Filter System compatible with protein skimmers?
Yes, an Aquarium Reef Water Filter System works well with protein skimmers. Together, they efficiently remove organic waste, excess proteins, and other particles from the water, ensuring that your reef tank remains healthy and clear.
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Does a Water Purifier for Fish Tank affect water pH?
No, a Water Purifier for Fish Tank typically doesn’t affect water pH. It works by removing unwanted chemicals and impurities without altering the essential parameters of your aquarium’s water.
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Can an Aquarium Reef Water Filter System be used for freshwater setups?
Yes, an Aquarium Reef Water Filter System can be used for both saltwater and freshwater setups. It provides high-efficiency filtration, keeping the water clean and healthy, and supports all types of aquatic life.
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Can a Water Purifier for Fish Tank remove harmful metals?
Yes, a Water Purifier for Fish Tank is designed to remove harmful metals like copper and lead, which can accumulate in tap water. These metals are toxic to aquatic life, and the purifier helps create a safer environment.
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How does a Water Purifier for Fish Tank prevent fish diseases?
A Water Purifier for Fish Tank removes harmful chemicals and toxins from the water, creating a cleaner, healthier environment. By maintaining water quality, it reduces the risk of diseases that arise from poor water conditions.
Best Aquarium Reef Water Filter System: Ensuring Crystal-Clear, Healthy Waters
Maintaining pristine water quality is the cornerstone of a thriving reef aquarium. The best aquarium reef water filter system removes toxins, particulates, and dissolved organics, creating an environment where corals, fish, and invertebrates can flourish. In this comprehensive guide, we’ll explore why superior filtration matters, dissect various filter types, highlight the best water purifier for fish tank and top-rated best aquarium water filter setups, offer installation and maintenance tips, and answer frequently asked questions. With over 2,000 words of expert insights, you’ll be poised to select and optimize the perfect reef filtration solution for your aquatic ecosystem.
Why Superior Filtration Is Essential for Reef Aquaria
Reef tanks demand water quality that mimics ocean conditions. Unlike freshwater communities, saltwater reefs are highly sensitive to parameter fluctuations. Effective filtration:
- Removes Dissolved Organics: Protein skimmers extract waste before it breaks down into ammonia and nitrates.
- Eliminates Particulates: Mechanical pads and filter socks capture detritus, uneaten food, and biofilm.
- Supports Biological Cycling: Live rock and media provide surfaces for nitrifying bacteria to convert ammonia into harmless nitrates.
- Maintains Stability: Consistent water turnover prevents hotspots of low oxygen, pH swings, and temperature stratification.
- Enhances Clarity: Crystal-clear water showcases vibrant coral coloration and improves light penetration.
Without a robust reef water filter system, nutrient spikes can fuel unwanted algae growth, stress livestock, and jeopardize coral health. Investing in the best water purifier for fish tank is an investment in long-term success.
Key Components of a Reef Filtration System
A comprehensive reef filter setup typically combines multiple stages of purification:
Mechanical Filtration
Mechanical filters trap solid waste before it decomposes. Common elements include:
- Filter socks or cartridges
- Foam pads and sponges
- Micron filter floss
Replace or rinse mechanical media regularly to prevent clogging and maintain flow.
Chemical Filtration
Chemical media absorb dissolved contaminants:
- Activated carbon removes toxins and discoloration.
- Phosphate removers curb algal blooms.
- Resin beads and GFO (granular ferric oxide) target specific impurities.
Biological Filtration
Live rock, bio-balls, and ceramic rings host nitrifying bacteria that convert ammonia to nitrite, then nitrate. A well-established bio-media bed is the heart of biological stability.
Protein Skimming
Skimmers generate microbubbles to remove organic waste before it dissolves. High-efficiency skimmers are critical for nutrient control in reef systems.
Refugium & Macroalgae Filtration
Refugiums foster macroalgae growth (e.g., Chaetomorpha) that absorb nitrates and phosphates while providing a habitat for beneficial copepods and amphipods.
UV Sterilization & Ozone
UV sterilizers and ozone injectors offer advanced control by targeting free-floating pathogens and organic compounds, though they require careful integration to avoid overdosing.
Types of Reef Filter Systems
Different aquarium setups benefit from distinct filter configurations. Let’s examine popular options:
Sump-Based Systems
The most versatile approach uses a sump beneath the display tank:
- Multi-Chamber Design: Allows sequential mechanical, chemical, and biological filtration.
- Protein Skimmer Mount: Dedicated section maximizes skimming efficiency.
- Refugium Section: Integrated macroalgae refugium for nutrient export.
Sumps offer high water volume and equipment hiding but require plumbing and space.
Canister Filters
External canisters house stacked media trays:
- Compact footprint and easy media swapping.
- High flow rates for mechanical and chemical filtration.
- Less effective for protein skimming unless coupled with an in-tank skimmer.
Hang-On-Back (HOB) Filters
HOB units hang on the tank rim:
- Simple installation, affordable.
- Limited media capacity and pumping power.
- Suitable for small reef or fish-only systems.
Internal Power Filters
Submersible filters push water through media cartridges:
- Space-saving but often noisy.
- Best for nano reefs with light bioload.
- Limited media options and flow control.
Top-Rated Reef Filtration Components
Here are the market leaders in each category, representing the best aquarium water filter and allied equipment:
1. Sump System: ReefMaster Deluxe Sump Combo
- Design: Three-chamber acrylic sump with refugium section and skimmer well.
- Capacity: 15 gallons for display tanks up to 100 gallons.
- Flow: Compatible with pumps up to 1,200 GPH.
- Why We Love It: Everything you need—removable baffles, media baskets, and integrated refugium divider—for the ultimate custom sump setup.
2. Canister Filter: Olympia Marine FX-400
- Power: 530 GPH flow rate with adjustable output nozzle.
- Media: Four stacking trays for floss, carbon, bio-media, and specialized resins.
- Maintenance: Twist-lock lid and quick-release valves make media changes mess-free.
- Why We Love It: Industrial-strength performance in a compact footprint—ideal for aquariums up to 150 gallons.
3. Protein Skimmer: Skyrocher NanoSC-500 Skimmer
- Type: Needle-wheel, DC pump-driven in-sump skimmer.
- Capacity: Rated for systems up to 90 gallons.
- Features: Adjustable collection cup, quiet operation, energy-efficient.
- Why We Love It: Effective organic removal with minimal footprint, perfect as part of the best water purifier for fish tank strategy.
4. Refugium Light & Media: ReefGlow Macro Refugium Kit
- Light: Full-spectrum LED designed for macroalgae growth.
- Media: Includes premium Chaetomorpha strands and bio-bead reactor basket.
- Why We Love It: Provides biological filtration and habitat for pods, enhancing overall tank health.
5. UV Sterilizer: AquaShield Pro UV Clarifier
- UV Output: 15W low-pressure lamp for microparticle elimination.
- Flow Range: Effective at 100–500 GPH.
- Housing: Durable acrylic with built-in flow meter.
- Why We Love It: Excellent at controlling free-floating algae and pathogens, complementing primary filtration.
Key Features to Evaluate When Choosing a Reef Filter
To identify the best aquarium water filter system, balance these criteria:
- Flow Rate vs. Turnover: Aim for 5–10× turnover of display tank volume per hour.
- Media Versatility: Ability to swap or stack mechanical, chemical, and biological media.
- Energy Efficiency: DC pumps and quiet operation reduce long-term power costs.
- Maintenance Accessibility: Tool-less access to media trays, skimmer cups, and pump chambers.
- Scalability: Expandable sump sections or modular reactors for future growth.
- Durability: Corrosion-resistant components suited for saltwater environments.
- Compatibility: Integration with aquarium controllers (Apex, GHL) for automated alerts and controls.
Installation Tips for Optimal Performance
- Plan Layout: Position sump below display tank with minimal head loss in plumbing loops.
- Use Proper Plumbing: Schedule 40 PVC or reinforced silicone hoses to prevent leaks and flow restrictions.
- Prime Canisters & Skimmers: Follow manufacturer instructions to eliminate air locks and ensure continuous operation.
- Set Refugium Light Cycle: Run macroalgae lights on opposite schedule to display tank lighting to stabilize pH.
- Monitor Flow: Install ball valves and flow meters to fine-tune return pump output and skimmer performance.
- Integrate with Controller: Connect float switches, leak detectors, and pump relays for automated shutdowns and alarms.
Maintenance Best Practices
Consistent care ensures longevity and reliability:
- Mechanical Media: Rinse filter socks and sponges weekly; replace floss monthly.
- Chemical Media: Renew activated carbon and GFO every 4–6 weeks.
- Bio-Media: Gently rinse ceramic rings in tank water during water changes to preserve bacterial colonies.
- Protein Skimmer: Empty and clean collection cup weekly; inspect pump impeller monthly.
- UV Lamp: Replace bulbs annually for consistent clarity.
- Refugium: Harvest macroalgae regularly to prevent decay and nutrient release.
Frequently Asked Questions
How often should I replace filter media?
Mechanical media monthly, chemical media every 4–6 weeks, and biological media only when visibly clogged or after several years.
Do I need both a canister filter and a sump?
For larger reefs, yes—a canister handles mechanical/chemical duties while a sump accommodates skimmers, refugiums, and bulk equipment.
Can I run multiple protein skimmers?
Yes—dual skimmers in separate sump chambers improve organic removal, especially in heavy-bioload systems.
Is UV sterilization safe for corals?
When installed after mechanical filtration and with correct dwell time, UV clarifiers safely reduce pathogens without harming livestock.
What flow rate is best for my reef?
Aim for a minimum turnover of 10× display volume per hour, with additional localized flow pumps for coral health.
Conclusion
Creating a stable, nutrient-balanced reef environment hinges on selecting the best aquarium reef water filter system. By combining mechanical, chemical, biological filtration, protein skimming, and advanced polishing methods like UV sterilization and refugium nutrient export, you establish a robust barrier against water quality issues. Whether you opt for a versatile sump-based configuration with the ReefMaster Deluxe, a high-flow canister like the Olympia Marine FX-400, or a targeted in-tank filter module, prioritize flow rate, media flexibility, and maintenance ease. With systematic installation, diligent upkeep, and the right equipment—your best water purifier for fish tank—your reef will reward you with thriving corals, vibrant fish, and crystal-clear waters for years to come.
9 reviews for Aquarium Reef Water Filter System | Water Purifier for Fish Tank | Aquarium Water Filter
Only logged in customers who have purchased this product may leave a review.







Jerald –
I’ve contemplated this system vs one on a popular aquarium accessory store and this one was a better value. I am new to the saltwater aquarium world. Starting my first saltwater aquarium 140-L.
Dan –
I’m gonna have to say this R/O unit is the best investment I’ve made in a while. I was working with a home made unit for about 25 years , (carbon, poly filters, and DI resins) no R/O, hooked it up and turned the water on like I’ve been doing for years, went outside to do something and came down to a basement full of water. If anyone is thinking about getting this 5 stage unit don’t think too long just buy it and you’ll be glad you did.
Barkley –
The product works really great! I used this for my reef tank and the seller helped me get this product working and spent time to help me. I got down to 0 TDS which is what I needed.
Steve –
I am very satisfied with the product and the customer service, I will be buying from them again when I am in need of a bigger system.
Mike –
I use this to make RODI water for my saltwater aquarium. Easy to mount, no leaks, and works as it is supposed to.
Tony –
Water tests at 0ppm every time. The tap water regularly reads at 89ppm. The waste water reads at 145ppm.
Overall this unit is reliable, sturdy, and user friendly. It’s good to know i am providing the best water to my aquariums.
Nate –
Simply put, this appears to be a quality product at an affordable price. You won’t be disappointed.
Bram –
It works great, like a dream!
Carla –
I was hesitant to buy any filtration system because I was intimidated about the installation. This unit arrive well packaged and in perfect condition. Very solid unit. Came with detailed, step by step instructions on installation. Also came with a few extra connectors for future use if something should break. recommended.