
20" X 4.5" Big Blue Twin Water Filter Housing with CTO + Pleated Sediment
Kit includes
- 20" Big Blue Twin Water Filter Housing with Stand
- CTO Carbon Block + Pleated Sediment
- Original Output port size 1" (25mm)
- Wrench
- FREE ADAPTER COMES WITH PACKAGING 2X 3/4"
- Total weight for Kit 12.6KG Dimension 40 x 23 x 70 LWH (Cm)
20" Big Blue Twin Whole House Water Filtration System with Stand and 1" Inlet / Outlet Ports (AB-TWIN 20 BIG BLUE WITH STAND) - this water treatment system treats all of the water entering your home, removing sand, silt, sediment, rust and other particles that can damage your water softener, prematurely foul carbon filters or ruin the plumbing fixtures and valves.
AB-TWIN 20 BIG BLUE WITH STAND Housing system effectively eliminates many impurities from tap water to offer sparkling clean and great tasting water throughout your whole house.
All the water flow (LPM) marked for reference only, actual flow depend on pressure supplied, size of piping and design of water circuit. Go for larger capacity to avoid insufficient water supply. All inquiry welcomed, please provide accurate information of water source (city, rain, bore), water nature (chlorine, turbidity, bacteria), floor plan (single double story, No. of toilets) and how many people in the house. We will precisely review and recommend most appropriate system.
20” by 4.5” whole house system was highest in value, adequate water flow even for double story house with low water pressure supply. Designed for high flow and numerous consumption users.
CTO Carbon Block Filter 5mic
- 5μm, Coconut Shell Activated Carbon Block Filter.
- Chlorine, taste and odor reduction.
- No release of carbon fines
- Material conforms FDA grade.
- Max. Flow: 75 LPM
- Max. Pressure: 120 psi
- Max. Temperature: 104°F
- Suggested Life: 454,249 L
*Cautions: Flushing for 5 minutes prior to use.
*Warning: For water use only
*Pressure drop will be determined based on feed water pressure, filter cartridge selection and port sizes, fluid viscosity, filter life and conditions.


Pleated Sediment Filter
- 5 Micron Pleated Polypropylene Sediment Filter
- Size 19 7/8 inch x 4.5 inch Fits most 20 inch Big Blue size housings.
- Used to Remove small particles & suspended matter such as silt, rust, sand, algae, sediment, scale particles from water.
- Meets FDA requirements for food and beverage contact.
- Washable filter to help minimize filtration costs.
- Operational Temperature Range: 40°F to 140°F
- Low surface area, low pressure drop across filter stage.
180LPM


- 20" Big Blue Twin Water Filter Housing with Stand
- 10 Micron CTO Carbon Block + 5 Micron PP Sediment Water Filter
- 2* 1" - 3/4" Bushing
- Wrench
2x 1" Male NPT x 3/4" Female NPT Bushing included
- Size A: 1"
- Size B: 3/4"
- Weighted Average Lead Content: 0% - 4.5%
- Application: Used with water, air, oil, natural gas & liquefied petroleum products
- Temperature: -65°F - 250°F
- Working Pressure: 2000 psi
- Type: Reducer Compression Bushing
- Connection Type A x B: Male NPT x Female NPT
- Product Weight: 1.075
BEST PRICE GUARANTEE
We aim to provide you with the best price available in Australia! If for any reason you find a better genuine online price, let us know where and we will match it.
Just email: info@waterfilterforfridge.com.au (please allow for freight component)
IF YOU ARE NOT 100% SATISFIED WITH YOUR PURCHASE WE OFFER A FULL REFUND OR REPLACEMENT.
waterfilterforfridge.com.au
we are the cheapest fridge part dealer in Australia
More inquiry about this filters? Call us 1300 767 072 or Email us sales@waterfilterforfridge.com.au
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Compatible Models
Please refer to the product description above for compatible filter numbers, refrigerator models, and system model information.
If you cannot find your model number or are unsure whether this product is suitable for your system, please contact us before purchasing.
Contact Us for Compatibility SupportInstallation Guide
Please use the general guide below to help identify your filter type and follow the correct replacement process. Filter location and replacement steps may vary depending on your refrigerator or water filtration system model. Always refer to your appliance manual for the exact filter location and specific instructions.
Need Help Finding the Correct Filter?
Before ordering, compare your old filter, check the model number or filter code, and confirm the connector type. If you are unsure, please contact Water Filter Distributors for assistance.
Whole House System Installation Manual
For whole house filtration systems, please refer to the detailed installation manual below. Professional installation by a licensed plumber is recommended.
View Whole House Installation ManualTwin Cartridge Under Sink Installation Guide
For twin cartridge under sink systems, please refer to the installation guide below. This guide is suitable for systems supplied with a dedicated faucet, diverter valve, tubing and installation kit.
Important Notes
- Filter location and replacement steps may vary depending on your appliance or system model.
- Flush approximately 5–10 litres or 3–5 minutes of water after installation.
- Use with cold potable water only.
- Check for leaks after installation and reinstall if necessary.
- Always follow your appliance manufacturer's instructions.
Certification & Quality Assurance
Water Filter Distributors is operated by Mexi Trading Pty Ltd, an Australian owned and operated company. Our products are supplied with a strong focus on quality, safety and trusted filtration performance.
Important Certification Notice
- Certification details may vary depending on the specific product model.
- Please refer to the product description, packaging or official documentation for model-specific certification information.
- If you require confirmation for a specific product, please contact Water Filter Distributors before purchasing.






