Is Cal Treat okay to use with diatomacious earth (D.E.) filters?

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• Is Cal Treat okay to use with cartridge filters?

  In general, no. Cartridge grids by themselves do not filter low enough microns to trap calcium. However, you can add a small amount of diatomacious earth to temporarily aide filtration, which may be enough to remove some degree of calcium hardness ...

• Is Cal Treat okay to use with sand filters?

  In general, no. Sand doesn't filter small enough microns to capture calcium. You may consider using crushed glass media, which will filter down to 5 microns. This should be sufficient to remove calcium hardness using Cal Treat.

• Is Cal Treat okay to use with ozone?

  Absolutely. Cal Treat is compatible ozone. 

• Is Cal Treat okay to use with ionizers?

  Absolutely. Cal Treat is compatible ionizers. 

• Is Cal Treat okay to use with salt water pools?

  Absolutely. Cal Treat is compatible salt water pools and will help prevent scale on salt generator cells.