Pentair CG5-10S 5m EP-10 Carbon Block w/ Phosphate 200 gal @ 3.34 gpm depending on the system that

depending on the system that they are being used

so it should be replaced every 6 months or 300 gallons

Specially designed and tested Sterilume™-EX lamps provide consistent and reliable ultraviolet output over the entire life of the lamp (9000 hours) to ensure continuous purification

transition: ease

Pentair CG5-10S 5m EP-10 Carbon Block w/ Phosphate 200 gal @ 3.34 gpm depending on the system thatThis Pentair CG5 10S 5m EP 10 Carbon Block w Phosphate effectively reduces unwanted chlorine taste and odor, and contains phosphate to reduce scale build up and keep equipment running at peak efficiency. Features: Change Frequency: Cartridges are recommended to be changed on a regular 6 month capacity reached basis for preventative maintenance. Better Beverages Filter: Significantly improves the taste of beverages such as fountain drinks, tea, and