Pentair Pentek EP-20BB 20" x 4.5" Big Blue 10 Micron Carbon Block Water Filter Cartridge

Keep your whole-house water filtration system performing efficiently with the Pentek EP-20BB Carbon Block Filter Cartridge. Designed for compatible 20-inch Big Blue filter housings, this 1-micron carbon block cartridge provides effective chlorine taste and odor reduction while offering high dirt-holding capacity.

Its high-porosity design helps maximize carbon utilization while maintaining a low pressure drop. The outer pre-filter layer helps trap sediment that can otherwise shorten carbon cartridge life. The EP-20BB is suitable for residential, food service, commercial, and industrial water filtration applications.

Key Benefits

• 10-Micron Filtration: Provides nominal 10-micron filtration for effective particulate reduction.
• Chlorine Reduction: Helps reduce chlorine taste and odor for better-tasting water.
• High Dirt Capacity: Designed to hold more sediment before plugging.
• High-Porosity Carbon: Helps maximize the useful capacity of the carbon media.
• Big Blue Size: Fits compatible 20" x 4.5" Big Blue filter housings.
• Versatile Use: Suitable for residential and commercial water filtration applications.

Product Specifications

• Brand: Pentek
• Model: EP-20BB
• Part Number: 155583-43
• Filter Type: Carbon Block Cartridge
• Filter Media: Bonded Powdered Activated Carbon (PAC)
• Micron Rating: 10 Micron Nominal
• Cartridge Size: 20" x 4.5"
• Housing Type: 20" Big Blue
• Temperature Rating: 40°F–180°F (4.4°C–82.2°C)
• Certification: Tested and certified to NSF/ANSI Standard 42 for material requirements
• Endcaps: Polypropylene
• Outer Wrap: Polyolefin
• Gaskets: TPE/Santoprene

Compatibility: Designed for compatible 20-inch Big Blue housings that accept 4.5-inch diameter cartridges. Verify your housing size before ordering.