Pentek EP Big Blue 20″ x 4.5″ Carbon Block Filter 5 Micron

This is a 20″ x 4.5″, 5 micron Pentek Big Blue EP carbon block water filter. EP Series carbon briquette cartridges are manufactured using a patented process that yields a cartridge with a nominal 5-micron filtration rating, high dirt-holding capacity. A high porosity design helps prevent the cartridge from plugging before its adsorption capacity is exhausted, maximizing the utilization of the carbon while maintaining low pressure drop. Pentek Big Blue 10″ x 4.5″ 5 Micron Carbon Block Filter, EP Series These cartridges are protected by Endurawrap, a uniquely formulated polyolefin bilaminate pre-filter, designed to significantly increase the useful life of the cartridge by trapping sediment that typically plugs carbon block cartridges. EP Series cartridges are manufactured entirely from FDA-compliant materials,, making them ideal for a wide range of residential, food service, commercial, and industrial applications. Pentek is the largest brand in the filtration industry Pentek is the originator of carbon block production technology Pentek is the largest producer of carbon blocks worldwide Model Maximum Dimensions Nominal µm Rating* Initial ΔP @ Flow* Chlorine Capacity @ Flow* EP-10 9-3/4″ × 2-7/8″ 5 µm 3.4 psid @ 1.0 GPM >6,000 gal @ 1.0 GPM EP-20 20″ × 2-7/8″ 5 µm 3.4 psid @ 2.0 GPM >12,000 gal @ 2.0 GPM EP-BB 9-3/4″ × 4-5/8″ 5 µm 4.3 psid @ 2.0 GPM >22,000 gal @ 2.0 GPM EP-20BB 20″ × 4-5/8″ 5 µm 5.5 psid @ 5.0 GPM >40,000 gal @ 4.0 GPM * Based on manufacturer’s internal testing.