US Pumice Pool Cleaning Blok Case of 12, PB-12, Pumie Pumice Stone for Pools & Spa Tile, Grout & Concrete Cleaning (12)
- REMOVES LIME AND CARBON BUILD UP - Get your swimming pool tiles clean and ready for the summer. Works where chemicals fail. Removes rust, mineral build-up, lime, stains, hard water stains and deposits from ceramic tile with ease.
- SAFE and FRIENDLY: Safe for most pool surfaces including tile, grout, concrete, and gunite. This Pumice Pool Tile Cleaning block will help you swimming pool regain its shine again.
- Rubs out deposits without harm to ceramic tile or pool plaster. Non-toxic and chemical free, chemically neutral, won't upset PH balance, Safe around children and pets.
- FLOATS. No need to drain pool. Ideal as a Spot Cleaner. Shapes to any surface. Measures 3in x3in x 6in.
- Not recommended for vinyl, acrylic fiberglass, wood or chrome surfaces. Always test a small inconspicuous area first..