Big Blue Under-Sink Water Filter
High-Flow | No Extra Tap Required | 80,000 Litre Capacity
This system uses a 10" x 4.5" Big Blue housing with 1" inlet and outlet ports — delivering maximum flow and long filter life.
Unlike most under-sink filters, this system connects directly to your existing kitchen tap.
✔ No Holes in the Sink
✔ No Extra Tap Required
✔ Use Your Existing Mixer
✔ Easy Installation
No drilling.
No additional faucet.
No complicated setup.
Basic-Grade Filtration Included
The included filter reduces:
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Sediment
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Chlorine
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Taste
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Colour
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Odour
Ideal for households wanting improved water quality without flow restriction.
Why Big Blue Is Different
Most in-line filters on the market use:
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10" x 2.5" housings
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½" inlets and outlets
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Reduced water flow
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Shorter filter life
This system uses a 10" x 4.5" high-capacity housing with 1" ports, meaning:
✔ No noticeable reduction in water flow
✔ No delays when cooking or filling pots
✔ Higher contaminant contact time
✔ Longer filter life
✔ Massive filtration capacity
Performance Highlights
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Up to 80,000 litres filtration capacity
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Up to 12-month filter life
(May vary depending on water quality and sediment levels) -
Full kitchen tap flow maintained
Cook, wash, and drink without restriction.
Dimensions (Excluding Bracket)
System
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Height: 330mm
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Width: 250mm
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Depth: 200mm
This unit can be installed on an angle if space is limited.
What’s Included
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10" x 4.5" Big Blue housing
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Basic-grade sediment/carbon filter
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1 metre flexible hose
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Mounting bracket
Everything required for installation.
Optional Upgrade
See the video below for the 3-way mixer tap option if you would prefer a dedicated filtered water outlet.
DELIVERY ANYWHERE IN AUSTRALIA IS $10.00 OR TO NEW ZEALAND IS $20.00 up to 1.5kg
Click here to see our super special package Reverse Osmosis filter and Alkaliser
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