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WS-21 Water Sentinel Misting System Replacement Filter

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WS-21 Water Sentinel Misting System Filter

Save 37% (MSRP: $20.69)
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Eliminate clogging issues in your personal misting system! With the WS-21 Water Sentinel misting system filter, your system will remain virtually free of the dirt, sediment and scaling that can clog the spray heads in these systems. Built with a polyphosphate filter designed specifically to attack scale build-up and an activated carbon filter to reduce chlorine odor. Get the filter your misting system needs by adding the WS-21 Water Sentinel misting system filter to your cart today.

  • Ships fast!
  • Reduces scaling that can clog misting systems
  • Keeps your misting system clog-free and operational!


Package Qty 1
Used In Brands Water Sentinel
Manufacturer's Id WS-21
UPC 705105828251
Primary Filter Media Phosphate Crystal
Filter Life (months) 6 months


Reduces the following contaminants:

The WATER-SENTINEL-WS-21 is comparable with the following part numbers