Chemical-free Cleaning for Pools & Spas

PoolStone environmentally-friendly cleaning blocks provide powerful, effective, and safe cleaning for pools and spas without the use of chemicals. PoolStone removes hard water stains, rust, mineral build-up, mold, and mildew stains with ease. It’s safe for most pool surfaces including tile, grout, concrete, and gunite.

  • Pool and filter safe
  • Non-toxic, chemical free cleaning
  • Safe for all types of tile
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Keep Your Pool Safe & Clean

PoolStone is made from recycled materials. Each stone saves the equivalent of 1 glass bottle from being added to landfills. Each 3-pack includes three PoolStone cleaning blocks.

How Often to Use: Use PoolStone as needed to remove calcium, limescale, rust, mildew, and more.

Non-Toxic.

Chemical-Free.

Made in the USA.

Directions for Use

  1. Block can be used on dry or wet surface
  2. Apply gentle pressure when scrubbing
  3. Using a cloth or water, remove residue from cleaning surface

Note: Test PoolStone on a small surface area to determine abrasive resistance. Do not use on plastic, vinyl, acrylic fiberglass, wood or chrome surfaces.

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