ClearSpa pH Plus Increaser Granules 5kg - Suitable for all Hot Tubs, Swimming Pools and Spas by Amazon.co.uk

Price last update: 13/06/2025
  • pH PLUS is used to increase the pH balance of the Spa, Pool & Hot Tub
  • The correct pH balance for Hot Tub water is 7.4 7.6.
  • Correct pH balance is critical to ensure bather comfort
  • Minimize damage to the fabric of the Spa, Hot Tub or Pool Tiles and Liner
  • Always ensure bathers are out of the water when adding chemicals
  • To increase the pH dose at the rate of 10g per 1000lts of water.
  • Only add pH Plus in stages and always re-test after additions.