Since 1995 - The Water Filtration Expert
Puroflo Activated Carbon Block

Features
Crafted with the highest quality 100% coconut shell carbon, Puroflo Carbon Block Filters deliver exceptional filtration performance for cleaner, safer water. Rigorously tested and verified by independent laboratory testing, these filters are designed to effectively reduce turbidity and absorb a wide range of chemicals, ensuring superior water purity. With a high absorptive capacity, they efficiently remove contaminants while maintaining optimal flow rates. As a proud member of the Water Quality Association since 1996, Puroflo remains committed to providing reliable, high-performance filtration solutions you can trust.
Certificate

2.5″ X 9.45″
- Quality Standard:NSF/ANSI Standard 42 For Material Requirements Only
- Filtration Material:Coconut Shell
- Box Dimensions: 13″ x 16″ x 12″, 23 LBs
- Pallet Case QTY: 60
PN | Size | Micron | Case Qty. | EST. Chlorine Capacity |
Temp Rating |
---|---|---|---|---|---|
90005/N | 2.5″ X 9.75″ | 0.5 | 20 | > 7000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
90000/N | 2.5″ X 9.75″ | 1 | 20 | > 6000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91000/N | 2.5″ X 9.75″ | 2 | 20 | > 5000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91100/N | 2.5″ X 9.75″ | 5 | 20 | > 4000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91200/N | 2.5″ X 9.75″ | 10 | 20 | > 3000 Gal/ 1GPM | 50°F to 125°F / 1 0°C to 52°C |
2.5″ X 20″
- Quality Standard:NSF/ANSI Standard 42 For Material Requirements Only
- Filtration Material:Coconut Shell
- Box Dimensions: 16″ x 21″ x 10″, 25 LBs
- Pallet Case QTY: 48
PN | Size | Micron | Case Qty. | EST. Chlorine Capacity | Temp Rating |
---|---|---|---|---|---|
91301/N | 2.5″ X 20″ | 1 | 12 | > 12000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91300/N | 2.5″ X 20″ | 2 | 12 | > 10000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91100/N | 2.5″ X 20″ | 5 | 12 | > 8000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91200/N | 2.5″ X 20″ | 10 | 12 | > 6000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
4.5″ X 10″
- Quality Standard:NSF/ANSI Standard 42 For Material Requirements Only
- Filtration Material:Coconut Shell
- Box Dimensions: 16″ x 21″ x 12″, 38 LBs
- Pallet Case QTY: 48
- * Special order item
PN | Size | Micron | Case Qty. | EST. Chlorine Capacity | Temp Rating |
---|---|---|---|---|---|
91057/N* | 4.5″ X 10″ | 0.5 | 12 | > 18,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91231/N | 4.5″ X 10″ | 1 | 12 | > 18,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91051/N | 4.5″ X 10″ | 2 | 12 | > 15,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91241/N | 4.5″ X 10″ | 5 | 12 | > 10,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91251/N | 4.5″ X 10″ | 10 | 12 | > 8,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
4.5″ X 20″
- Quality Standard:NSF/ANSI Standard 42 For Material Requirements Only
- Filtration Material:Coconut Shell
- Box Dimensions: 16″ x 22″ x 11″, 38 LBs
- Pallet Case QTY: 48
- * Special order item
PN | Size | Micron | Case Qty. | EST. Chlorine Capacity | Temp Rating |
---|---|---|---|---|---|
91357/N* | 4.5″ X 20″ | 0.5 | 6 | > 40,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91531/N | 4.5″ X 20″ | 1 | 6 | > 35,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91351/N | 4.5″ X 20″ | 2 | 6 | > 30,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91541/N | 4.5″ X 20″ | 5 | 6 | > 20,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |
91551/N | 4.5″ X 20″ | 10 | 6 | > 16,000 Gal/ 1GPM | 50°F to 125°F / 10°C to 52°C |