20” x 4.5” Whole House Triple Limescale Removal Water Filter System | WaterMark Certified | 3-Stage Wall Mount | Ideal for Heavy Sediment Hard Water - Shield Water Filter
20” x 4.5” Whole House Triple Limescale Removal Water Filter System | WaterMark Certified | 3-Stage Wall Mount | Ideal for Heavy Sediment Hard Water - Shield Water Filter

20” x 4.5” Big Blue Whole House Water Filter Anti Scale Cartridges | 3-Stage Sediment Carbon | Ideal for Heavy Chlorine Hard Water

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20” x 4.5” Whole House Triple Limescale Removal Water Filter System | WaterMark Certified | 3-Stage Wall Mount | Ideal for Heavy Sediment Hard Water - Shield Water Filter

20” x 4.5” Big Blue Whole House Water Filter Anti Scale Cartridges | 3-Stage Sediment Carbon | Ideal for Heavy Chlorine Hard Water

$185.00

Regular price
Sale price Regular price
Unit price
$185.00

20” x 4.5” Big Blue Whole House Water Filter Cartridges | 3-Stage Replacement | Anti-Scale Protection | Ideal for Heavy Chlorine & Hard Water


Advanced Filtration for Hard Water & Chlorine – Ideal for Whole House Systems

Upgrade your home’s water filtration with this 3-stage 20” x 4.5” Big Blue Whole House Filter Cartridge Set, specially designed for hard water and high chlorine conditions. This powerful set combines fine sediment removal, chlorine reduction, and anti-scale protection, making it ideal for extending the life of your plumbing and appliances.


Package Includes:

1 x 20” x 4.5” 1 Micron Gradient-Density Sediment Filter Cartridge
1 x 20” x 4.5” 1 Micron Coconut Carbon Block Filter Cartridge
1 x 20” x 4.5” 0.5 Micron Anti-Scale Coconut Carbon Block Filter Cartridge


Key Features:

3-Stage Filtration Compatibility – Ideal for first, second, and third-stage filtration in Big Blue systems
1 Micron Gradient-Density Sediment Filter – Outer loose and inner tight structure captures both large and fine particles
1 Micron Coconut Carbon Block Filter – Effectively reduces chlorine, taste, and chemical contaminants
0.5 Micron Anti-Scale Carbon Block Filter – Removes chlorine, VOCs, and helps inhibit limescale buildup in pipes and appliances
Universal Fit – Compatible with all standard 20” x 4.5” Big Blue whole house filtration housings
Safe & Reliable – Made from food-grade, BPA-free materials
Long Filter Life – Up to 12 months, depending on water quality and usage
Improves System Efficiency – Reduces sediment and scale, enhancing the performance and lifespan of your filtration system


Why Choose This Filter Set?

This 3-stage cartridge pack is specifically engineered for chlorine-rich and hard water environments. It provides progressive sediment filtration, dual carbon filtration, and anti-scale functionality—perfect for protecting your pipes, boosting water quality, and maintaining flow rate.

✅ Suitable for residential, office, or commercial whole house systems.

Shipping & Delivery Policy – SHIELD®

At SHIELD®, all orders are dispatched within one business day using our trusted freight partners.
If you have specific delivery instructions, please contact us via email. Please note that messages left during checkout may not be reviewed or actioned.


📦 Tracking & Delivery Delays

Tracking information will be uploaded at the time of dispatch, and you will receive an automated email with your tracking link once your order ships.
If your order hasn’t arrived within the expected delivery window, please allow an additional 2–3 business days, as most delayed parcels are delivered within this timeframe.
If you have any concerns, feel free to contact us.


📷 Damage & Warranty Claims

Please inspect your items upon delivery. If your order is damaged during transit, clear photographic evidence is required to qualify for a replacement.
Fragile items will include a warranty label — this label must not be removed, as it may be required for verification during any damage assessment.

Returns & Refunds Policy – SHIELD®

Unless otherwise specified, we offer a 30-day return policy for unused and unopened items.
You have 30 days from the date of delivery to request a return, provided the item has not been opened or used.


🔁 Faulty or Damaged Items

If your item appears faulty or is damaged during transit, SHIELD® will cover the return shipping cost and issue a full refund.
Buyers are responsible for inspecting items upon delivery and providing clear photographic evidence to support any claim.


📦 Change of Mind Returns (Unopened & Unused)

We accept returns for unopened and unused products under any circumstance.
Return shipping is paid by the buyer, and a full refund will be issued once the item is received and inspected.

⚠️ Important Notice:
Water filters and filtration systems are health-sensitive products.
Once used or opened (e.g., filter seal removed), the item cannot be resold and is therefore non-returnable.
Please ensure the product is suitable before opening or using.


❌ Not as Described (NAD)

SHIELD® takes full responsibility for any “Not As Described” products.
If you believe the item received does not match the product listing, please contact us immediately.
We will cover all return shipping and related costs.


📧 How to Start a Return

If your return is approved, we will provide a prepaid return label and instructions on how and where to send your item.
Returns sent without prior approval will not be accepted.

You may contact us at any time for return-related questions via email.


🔍 Damages & Order Issues

Please inspect your order upon delivery.
If the item is defective, damaged, or incorrect, contact us immediately so we can assess the issue and make it right.


🔄 Exchanges

To exchange an item, the fastest method is to return the original item.
Once the return is accepted, you can place a new order for the desired item.


💰 Refunds

We will notify you once your return is received and inspected.
If approved, the refund will be automatically issued to your original payment method.
Please note, it may take additional time for your bank or credit card provider to process and post the refund.

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Customer Reviews

Based on 13 reviews
77%
(10)
15%
(2)
8%
(1)
0%
(0)
0%
(0)
P
Paul Jessett (Bullsbrook, AU)
WAYTER FILTERS

ORDERING WAS EASY DELIVERY WAS IN GOOD TIME

P
Paul Turner (Quinns Rocks, AU)
As always Amazing

I live in the northeren suburbs of Perth WA.
Thank goodness for the great supply and service. We couldn't do without it.

S
Stuart (Brisbane, AU)
Fast Dispatch and delivery

I was surprised at the fast delivery and the filters were easy to install. Thanks!

J
John Nixon (Adelaide, AU)
Filter replacement

Prompt delivery and very easy to install/replace new for old. Water quality is very good

L
Lisa Moss-Stuart (Newcastle, AU)
Water filters

Great product, quick delivery