Leisure Time Calcium Booster

In stock

Leisure Time Calcium Booster raises the level of water hardness in your spa, which will prevent foaming and corrosion of your equipment. For optimal performance of your spa or hot tub it is recommended you maintain a hardness level of 150-400 ppm. Calcium Booster is compatible with chlorine, bromine, ozone, and biguanide sanitizers. One ounce raises the calcium hardness 7 ppm per 500 gallons of water.

More Information
Manufacturer Lonza
Brand Leisure Time
UPC Number 785336302201
Product Weight 32 fl oz or 946 ml
Shipping Weight 3.15 lbs

One fluid ounce of Calcium Booster will raise the calcium hardness 7 ppm in 500 gallons of water.

  1. Test the water with Leisure Time Spa & Hot Tub Test Strips to determine the amount of calcium booster needed.
  2. Turn the jets on to circulate the water.
  3. Pour the required amount of Calcium Booster into the water.
  4. Run the filter for 1 to 2 hours.
  5. Retest the water to ensure the proper level of 150-400 ppm has been reached.
  6. Repeat steps 1-5 until the correct reading is obtained.

Shipping & Delivery

Chemical orders typically ship within 1 business day via UPS.

Returns & Replacement Policies

Chemicals must be returned unused within 30 Days of purchase date. At time of receipt of returned parts, you will receive a refund less the shipping cost.

If you are unsure whether the chemicals you are ordering is correct, please contact us at 844-853-4235 to confirm you are ordering the correct products for your hot tub.

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