https://www.purewaterproducts.com/products/bw200

Fleck 2510 Backwashing Filter with 13" X 54" Tank 13" X 54"

https://www.purewaterproducts.com/products/fl520

Standard Mesh Basket Riser, 13/16" X 54"

https://www.purewaterproducts.com/viqua-uv

13 W

https://www.purewaterproducts.com/water-problems/13-dichloropropene-telone

1,3-Dichloropropene is a common pesticide used to control nematodes. It is toxic to the liver and intestines, can have long-term effects on the kidney and urinary bladder, and is a “probable human carcinogen.”

https://www.purewaterproducts.com/water-problems/chloroacetones-11-dichloroacetone-and-13-dichloroacetone

Chloroacetones are chemicals that may form during water chlorination. Studies of chloroactones are limited, but they have been shown to be toxic to the liver in large doses.

https://www.purewaterproducts.com/articles/backwash-chart

An overview of the flow rates of various filter media, including: activated alumina, anthracite, birm, calcite, corosex, filter Ag, garnet, granular activated carbon, KDF 55, KDF 85, manganese greensand, MTM, multimedia, pyrolox and sand.

13" 13" 13" 13" 13"

https://www.purewaterproducts.com/products/st013

Includes 2.5 cubic foot catalytic carbon, 13" x 54" Vortech mineral tank and Fleck 5600 AIO control valve 13" X 54"

https://www.purewaterproducts.com/products/bw053

The 13" filter requires about 10 gallons-per-minute backwash capacity, but supports a service rate of 13" X 54"

https://www.purewaterproducts.com/products/cp004

Sizes included are 13/16" X 27 thread, and 15/16" X 27 thread.

https://www.purewaterproducts.com/products/bw043

Calcite backwashing filter with Fleck 2510 SXT valve and 13" x 54" Vortech dome hole tank. 13" X 54"

https://www.purewaterproducts.com/products/uv900

13 W

https://www.purewaterproducts.com/articles/grains

A summary of "grains", a water filtration industry measurement.

tap water that has 350 parts per million total dissolved solids, the cartridge will treat only about 13

https://www.purewaterproducts.com/products/bw004

13" X 54"

https://www.purewaterproducts.com/products/bw023

13" X 54"

https://www.purewaterproducts.com/products/bw033

13 gpm