MWF 20" x 4.5" Triple Big Blue Whole House Water Filtration System with PFAS & Chlorine / Chloramine Removal

Who It’s for

This whole house system is for those people who want the best protection possible from a whole house water filter. For people who are serious about reducing the amount of chlorine, chloramine, PFAS, chemicals & other nasty contaminants they have in their water supply. Combining the superior filtration power of a Sediment Filter, followed by a Carbon Block filter and the world class Disruptor cartridge. A strong robust filter that is specifically designed for places where high flow rate is required whether on your home, commercial or industrial use.

This Triple Whole House 20" x 4.5" Water Filtration System is suitable for households who want to remove incoming chlorine and unwanted contaminants from their water supply. It is a whole house filter that is built specifically to filter chlorine, chloramine, PFAS, chemicals & heavy metals from the entire water supply. Great for people who want to get good quality clean water throughout  the entire home.

What Makes This Product Unique

• The system is a strong, credible water filter that has been imported into Australia for decades now. Proven the test of time. It has fantastic test results to prove just how good this water filter will perform for your home.
• Complete with Triple-Layer Filtration: Combines mechanical filtration, adsorption, and electroadsorption to provide multi-stage protection against chemicals and microorganisms.
• No UV or Power Needed.
• It has an air bleeder valve fitted to each housing.
• The 3 x gauges supplied screw neatly into each head cap.
• Comes complete with a 5 year housing warranty.
  

Filter cartridges

This whole house water filtration system is made up of 3 filters.

Stage 1: 5 Micron Sediment Cartridge

This cartridge is capable of removing algae, dirt, particles, rust, sand, sediment and silt so your water is debris free and prepared for the next stage of this filtration process. It is made from high quality spun bonded polypropylene. This filter series has a bigger capacity and a longer lifespan.

Stage 2 : 5 Micron Carbon Block Cartridge

This carbon block cartridge in position 2 is to remove the bulk of any chlorine, chemicals, herbicides & pesticides from the water before the water passes through to the specialty cartridge in position 3. Carbon is an excellent way to treat & clean water. All our Carbon Block Filters are manufactured from the highest quality, FDA-compliant raw materials with cutting-edge methods resulting in premium performance, reliability, absorption and flow rates.

Stage 3: Disruptor® Specialty Cartridge

The 20" x 4.5" Disruptor® whole house water filtration replacement water filter cartridge, made for Australian homes, is engineered to provide exceptional contaminant removal through its patented Disruptor® filtration technology. This larger, high-capacity filter integrates multiple advanced filtration methods - electroadsorption, depth filtration, nanofiber surface area for fine filtration, and submicron filtration - creating a comprehensive system that tackles even the most challenging contaminants in your water.

Designed to reduce over 98% of PFAS compounds, including PFOA and PFOS, as well as removing viruses, bacteria, parasites, heavy metals, chlorine, and chloramines, this filter provides safe, clean water for households, businesses, and larger water filtration needs. With a capacity of 300,000 litres, the 20" x 4.5" Disruptor® is ideal for higher-volume filtration without compromising on performance.  

Test Results:

• PFOS (Perfluorooctane Sulfonic Acid): > 99.0%

• PFOA (Perfluorooctanoic Acid): > 98.9%

• Lead (Pb): > 99.4% @pH 6.5 and pH 8.5

• E.Coli (Total Coliforms): > 99.9999%

• Coliphage (Bacterial Virus): 99.9995%

• Total Chlorine (Chloramines): > 99.3%

• Free Chlorine: > 99.5%

• Copper (Cu): > 99.9% @pH 6.5 and pH 8.5

Certification:

• Tested to NSF/ANSI 42 & 53 Standards for both aesthetic effects and health effects.

• Designed in Australia, made with German and Swedish components to ensure the highest quality and performance.

Service Life: 300,000 Litres

The Disruptor® 20" x 4.5" Filter Cartridge has an estimated service life of 300,000 litres, depending on your water quality and usage. Replace the cartridge when you notice any change in water taste, smell, or pressure drop.

Cartridge Replacement:

• Replace every 300,000 litres or 12-18 months, depending on usage—whichever comes first.

• Signs it's time to replace: Noticeable changes in water quality, including taste, odor, or water pressure.

• No special tools needed for replacement—simply remove and replace the old cartridges.

• Consider our Auto Cartridge Replacement Service for peace of mind—get automatic reminders and easy delivery.

Why Choose This Product?

• Advanced Filtration Technology: The Disruptor® filter provides multi-stage filtration with electroadsorption to capture even submicron contaminants.

• Comprehensive Contaminant Removal: Tackles a wide range of contaminants including PFAS, chlorine, bacteria, viruses, and heavy metals.

• High Capacity for Larger Needs: With a service life of 300,000 litres, this filter is ideal for higher-volume filtration.

• DIY-Friendly: No professional installation required—just a quick and easy swap!

• Certified and Tested: Meets rigorous testing standards to ensure safe and clean drinking water.

Filtration results

The Big Blue High Flow Triple 20” x 4.5” whole house water filter has the capacity to remove that unwanted chlorine taste and smell from your water.

The great benefits to you are:

• No poisonous chlorine gas smell when you shower

• Softer water for showers & washing clothes

• Smoother skin, softer hair, less intake of chlorine gas

• Chlorine free water for rinsing & cooking food at the kitchen sink

Stainless Steel Cover

While our whole-house water filter delivers exceptional results, consider adding an optional stainless steel cover for an extra layer of benefits. Built for the harsh Australian climate, a stainless steel cover is the perfect upgrade to elevate your home's exterior and safeguard your water filtration system.

Features:

• Rust and corrosion resistant
• UV protection to extend filter life
• Tamper-resistant design
• Withstands extreme temperatures

Benefits:

• Longer system lifespan
• Enhanced durability over powder-coated options
• Sleek, modern look to complement your home
• Easy installation

Installation

When installing or replacing any water filter cartridges ensure the main water supply is turned off prior to starting. Ensure you know what you are doing or have a qualified person to help You.

How to Install a Whole House Water Filter

Where to Install your Whole House Water Filter

What Tools we use for a Whole House Water Filter Installation

Should I buy a cartridge pack instead?

It is always a wise option to purchase your cartridges in one go as opposed to buying individual cartridges. We have made the process easier for you by providing our customers with Cartridge Packs. This not only saves you money with a bulk purchase & delivery, it saves you time and effort not dealing with another transaction or two. The environment is happy too.

Long lasting service life of 12 months

Cartridges are very easy to replace and only have to be changed over once per year. When this time comes around we will be in contact with you, so its basically hands free water filtration if you deal with us.

Save Money

Save by buying all your cartridges you need in one go. Save by not having to waste money on buying bottled water.

Fully Disposable Cartridges

Wrap your worn out cartridges up and place into your rubbish bin.

Automatic Cartridge Replacement Service

When you invest in a water filtration product from MWF, we like to ensure you have the best experience possible. We like to lend a hand & take care of you as best we can.

• We happily monitor the cartridge life for you

• When the cartridge is due for renewal, we then contact you

• Once confirmed, we arrange everything and have a new replacement cartridge delivered to your door.

The My Water Filter® Difference

“We love our products and what we do so below are just some of the things we do to make a difference”

We Give Together

When you buy a water filter or home water solution from My Water Filter®, at no extra cost to you, we give life changing drinking water to people in need on your behalf.

Bit by bit we make a difference together. Check out our Giving page here.

“We also deliver our products for FREE and you get a 30-day money back guarantee.
The product comes with free insurance too!”

Free Delivery Australia Wide
Our 10 Guarantees
30 Day Money Back Guarantee
5 Years in the Housing
1 Year on Parts