Description
A 20″ Big Blue filter housing is ideal for high-capacity water filtration—perfect for whole-house, agricultural, or commercial setups. It holds large cartridges that remove sediment, chlorine, and other contaminants from your water supply.
Common Applications
- Whole-House Filtration (Point-of-Entry):
- Installed where water enters your home to protect plumbing and appliances.
- Removes sediment, rust, chlorine, and organic compounds.
- Great for homes with borehole, municipal, or tank-fed water.
- Agricultural Use:
- Filters water for irrigation systems, livestock, or crop spraying.
- Helps prevent clogging in drip lines and nozzles.
- Can be paired with sediment or iron-removal cartridges.
- Commercial & Industrial Settings:
- Used in restaurants, lodges, or small factories to ensure clean water for operations.
- Supports high flow rates and large volumes of water.
- Pre-Filtration for RO Systems:
- Acts as a sediment or carbon pre-filter before reverse osmosis units.
- Extends the life of more sensitive membranes.
What You’ll Need to Use It
- Filter Cartridges (sold separately):
- Sediment filters (1–5 micron) for dirt, sand, rust.
- Carbon block filters for chlorine, taste, and odor.
- Specialty filters for iron, scale, or bacteria (if needed).
- Mounting & Plumbing:
- Use the included bracket and screws to secure it to a wall.
- Connect to 1″ or 1½” plumbing using threaded ports.
- Ensure pressure ratings and flow rates match your system.
- Maintenance:
- Replace cartridges every 3–6 months depending on water quality.
- Use a housing wrench (often included) to open the unit.
Considerations Before Buying
- Water Pressure: Ensure your system can handle the housing’s rated pressure (usually up to 6 bar / 90 PSI).
- Flow Rate Needs: The 20″ size supports high flow—ideal for larger households or farms.
- Filter Type Compatibility: Choose cartridges that match your water quality concerns




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