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Watts SF20-978 String Water Filter - 20 Micron


Watts SF20-978 String Water Filter - 20 Micron
as low as $3.99 /ea
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Retail: $9.99
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Ships by Tomorrow 10/28/2016
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Product Information

The Watts SF20-978 string wound filters are compatible replacement filters that fit the following water filter housings:

  • Standard sized housings requiring 10 inch water filters (9 7/8 inches x 2 1/2 inches)

The Watts SF20-978 filter cartridge is made of FDA grade polypropylene fibers that will reduce sediment, sand, dirt, rust, and other impurities in your water. This Watts water filter offers excellent chemical compatibility and high dirt holding capacity, all at an economical price. This string wound filter is made of FDA grade polypropylene and is suitable for potable water as well as industrial use. The Watts SF20-978 polypropylene string wound filter is also commonly known as a PP filter cartridge.

The Watts SF20-978 specifications:

  • 20 Micron Rating
  • Max Temp: 140 F
  • Dimensions: 9 7/8 inches x 2 1/2 inches 
  • Reduces: Sediment, Sand, Dirt, Rust
  • Media: FDA Grade Wound Polypropylene (PP) Fibers

Filter life depends on water quality and usage. This Watts water filter should be changed when a decrease in pressure is noticed.


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" Just to express my complete satisfaction with your ordering process and, of course, great pricing. When I need a replacement of refrigerator or HVAC filters, I'll be contacting you again. " - Frank, Corona, CA
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