Big Blue CTO Carbon Block Water Filters 4.5" x 20" Whole House Cartridges by Ronaqua (4 Pack)

4 Big Blue CTO Carbon Block Water FilterS 4.5" x 20" Whole House Cartridges (C-20BB) -20" Big Blue Block Activated Carbon filters are similar in their performance to that of GAC filters, being made of fine coconut shell carbon they also do remove odors and tastes of many organic compounds, chlorine especially. Though, because this filters are made of a packed carbon (forming a cylinder block), they offer a much finer filtration of suspended particles and dirt. Those filters are fit all 20" Big Blue Water Filter Housings. Features: Individually wrapped, Flow rate: 5 GPM, Filter life: 10,000 gallons, Operating Temperature: 39F~125F (4C~52C), Max. Operating Pressure: 60 psi, Removes chlorine, particles, bad odor & taste, Good for water filters and aquariums. Applications: Food and beverages, Reverse Osmosis Pre filtration, Oil and gas, Fine chemicals, Electronics, Metal finishing, Pulp and paper. Micron rating: 5 Micron. Dimensions: 20" x 4.5" These filters are wrapped and sealed and meet NSF Standards and Regulations