LTM Qt Calcium Booster

LTM Qt Calcium Booster

Item Code:ADVCB
Sale Price : $5.55
Buy Today and Save: $3.17 (36%)

Product Description

Raises water hardness level while preventing foaming and equipment corrosion.


As Needed:

One ounce raises the calcium hardness 7 ppm in 500 gallons of water.

1. Determine amount of product to be added. The ideal hardness level is 150-400 ppm.

2. Turn jets ON to circulate spa water.

3. Pour required amount into the water.

4. Run filter for 1 to 2 hours.

5. Retest water to ensure proper level.

6. Repeat steps 1-5 until proper level is obtained.


Use Leisure Time Spa & Hot Tub Test Strips to determine hardness level. Water low in calcium will etch plaster and corrode equipment.

Compatible With:

Chlorine, bromine, ozone and biguanide sanitizers.


  • Increases water hardness
  • Helps prevent corrosion