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Spa pH, Calcium & Alkalinity Balancers

Y8408 HtH Calcium and Scale Control 16oz.

HtH Calcium and Scale Control 16oz.

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Item #: Y8408
Retail Price: $11.99
Our Price: $2.79
Availability: Usually leaves our warehouse within 1-2 business days

Product Size: 16oz

Spa Calcium and Scale Control prevents calcium and other scale formation.


  • Prevents calcium and scale
  • Promotes heater efficiency
  • Keeps spa shell and plumbing clean
  • Keeps filter material pores clean for optimum flow

Initial Filling:

When spa/hot tub is initially filled or returned to normal operation, add 2 oz. per 500 gallons of water with water circulating.

Maintenance: Use once a week to prevent scale build-up. Clean filter thoroughly and add 2 oz. per 500 gallons of water.

Note: Most effective when cartridge is cleaned first.

Compatible with: Chlorine, Bromine, ozone, and mineral purification systems.

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