Watts SF1-978 - String Poly Wound PP Filter Cartridge - 2-1/2 x 9-7/8 - 1 Micron
• Actual Filter Size: 2-1/2" x 9-7/8"
• Micron Rated: 1 Micron
• Core/Center Tube: PP
• Temperature Rated: 140°F
Minimum Order Quantity: 25 Filters
Availability: Manufacturer
- Buy 50 for $3.39 each and save 9%
- Buy 75 for $3.29 each and save 12%
- Buy 100 for $3.19 each and save 14%

Watts SF1-978 Poly Wound PP replacement filter cartridges
Watts Poly Wound (aka: String Wound) Filter Cartridges can be used to remove dirt, rust, sand, sediment and silt from your water.
Specifications of the SF1-978
• Manufacturer: Watts
• Actual Filter Size: 2-1/2" x 9-7/8"
• Micron Rated: 1 Micron
• Core/Center Tube: PP
• Temperature Rated: 140°F
Standard Features of PP Wound filters
• Polypropylene fibers for purity and chemical compatibility
• Meets FDA requirements for food & beverage contact
• Standard cartridges rated for temperatures to140°F ( Up to to 200°F with SS Cores )
• Packaged in poly-bags for cleanliness
• Filter used to remove dirt, rust, sand, sediment and silt from your water
• These filters are recommended to be changed every 6 to 12 months, or sooner, depending on water quality, usage or application.
• Manufactured from 100% pure polypropylene fibers
Filter Type | Poly / String Wound |
---|---|
Membrane GPD | No |
Approx Filter Size / Type | 2-1/2 in x 10 in |
Micron Rating | 1 Micron |
Filter Improves / Removes | Sediment / Particles |
Brand | Watts Water |
SKU | SF1-978 |
Frequently bought together
Customers who bought this product also commonly purchased the following combination of items.
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