## Big Blue 20″ × 4.5″ Water Filter Housing
The **Big Blue 20″ × 4.5″ water filter housing** provides reliable support for high-capacity water filtration. It holds compatible 20-inch sediment and carbon filter cartridges for rainwater and mains water systems.
This durable housing suits residential, rural and commercial water filtration applications. In addition, its large-diameter design accommodates high-capacity cartridges for greater filtration needs.
## Key Features
– Suits standard 20″ × 4.5″ Big Blue filter cartridges
– Durable construction for water filtration systems
– Suitable for rainwater and mains water applications
– Accommodates compatible sediment and carbon cartridges
– Ideal for new installations or replacement housings
– Suitable for single, twin and triple filtration configurations
– Designed for larger-capacity filtration requirements
## Flexible Water Filtration
This Big Blue filter housing allows you to select cartridges that suit your water supply. For example, a sediment cartridge can help reduce dirt, rust and suspended particles.
Alternatively, a compatible carbon cartridge can help reduce chlorine, unwanted taste and odour. However, filtration performance depends on the cartridge you install.
The 20-inch housing also accommodates larger cartridges than the 10-inch model. As a result, it offers a practical option for higher-capacity filtration systems.
## Why Choose Aus Water Tanks?
Aus Water Tanks has over 30 years of experience in the water industry. We supply quality filtration systems, replacement cartridges and accessories.
Furthermore, we offer competitive online pricing and Australia-wide delivery on filtration products.
**Shop online and save with Aus Water Tanks.**
**Please note:** This product includes the filter housing only. Filter cartridges, mounting brackets and spanners are not included.

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