Pentair Big Blue carbon water filter cartridge 20" x 4.5" 0.5 micron
20-inch carbon block replacement cartridge for whole-house filtration. Removes taste and odor and chlorine; compatible with 20" Big Blue housings. Customers note good quality and fit across systems
Highlights
- carbon block filtration
- NSF certified
- 150,000 gallon capacity
Pros
- high-capacity particulate reduction
- reduces taste and odor
- fits 20" Big Blue housings
- certified NSF international
- long replacement interval
Cons
- flow may vary by system
- mixed odor experiences
Best For
Features
- Reduces bad taste and odor with carbon block filtration
- Fits 20" Big Blue or similar 20" x 4.5" housings and cartridges
- Filters fine sediment and chlorine taste and odor effectively
- NSF International tested and certified for assurance
- Capacity of 150,000 gallons with replacement guidance annually
