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Watts SF5-978 Compatible Water Filter


Watts SF5-978 Compatible Water Filter
$2.99 /ea
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Retail: $9.99
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Product Information

The Watts SF5-978 is the correct replacement cartridge for the following water filter housings:

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

The Watts SF5-978 - 10" String Wound Filter - 5 Micron Compatible sediment filter made of FDA grade polypropylene fibers that reduce sediment, sand, dirt, rust, and other impurities in your water. This 10 inch water filter, also known as the SF5-978, offers excellent chemical compatibility and high dirt holding capacity, all at an economical price.

This string wound filter is suitable for potable water and versatile enough for industrial use. Watts string filters are compatible replacement filters that fit water filter housings requiring standard sized 10 inch water filters (9 7/8 inches x 2 1/2 inches). This polypropylene filter is also commonly known as a PP filter cartridge.

Watts SF5-978 - 10" String Wound Filter - 5 Micron specifications:

  • 5 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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