Aqua Pro 20″ x 4.5″ Housing — 1″ Female Ports
A heavy-duty 20″ x 4.5″ (Big Blue) filter housing designed for high-flow filtration and longer cartridge life. Features 1″ female ports for strong flow and easy plumbing into larger domestic, rural and light commercial setups.
Why Choose This Housing?
- High-capacity 20″ x 4.5″ housing — suits Big Blue style cartridges for longer run time.
- 1″ female ports — ideal for higher flow applications.
- Australian certified — certified to AS3497:2021 in accordance with AS/NZS 3707.
- Flexible install options — bracket and spanner can be added depending on how you’re mounting and servicing.
What’s in the Box
- Aqua Pro 20″ x 4.5″ housing with 1″ female ports
- Optional add-ons: stainless steel mounting bracket, housing spanner
Installation & Care Notes
- Protect from direct sunlight — install in a shaded location or in a weather-protected enclosure.
- If adding the optional housing spanner, it makes cartridge changes and servicing much easier.
- Cartridge selection depends on your water and what you want to reduce (sediment, taste/odour, chemicals, etc.).
Warranty
Covered by PSI warranty support for peace of mind. View warranty details.
Need Help Choosing a Cartridge?
If you’re unsure which cartridge suits your water and housing setup, check our guide here: Click here for selection advice
