Pentek CRFC-20BB Big Blue RFC Radial Flow Carbon Cartridge 20 Inch

This Pentek CRFC-20BB carbon block filter cartridge reduces chlorine and chloramine in residential and commercial drinking water. It has nominal filtration rating of 1 micron at an efficiency of 85%.

The cartridge is made of an advanced granular activated carbon (GAC) media with a spun polypropylene core and shell and polyethylene outer netting. A Santoprene gasket provides a watertight seal.

The filter will reduce free available chlorine (FAC) at 2 parts per million (ppm) by at least 75% in up to 200,000 gallons at a flow rate of 4 gallon per minute (gpm), and reduce 3 ppm chloramines by at least 75% in up to 25,000 gallons at a flow rate of 2.5 gpm.

The filter has an initial pressure drop of 2.5 pounds per square inch (psi) at a recommended flow rate of 5.0 gpm, and operates over a temperature range of 40°F - 180°F (4.4°C to 82°C). 

Specifications

• Nominal filtration rating - 1 micron
• Initial pressure drop at 2.5 gpm - less than 1 psi
• Chlorine reduction capacity - 200,000 gallons at 4 gpm
• Chloramine reduction capacity - 25,000 gallons at 2.5 gpm
• Operating temperature range - 40°F - 180°F (4.4°C to 82°C)
• Pentair Part Number 155967-43