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Critical to pH control, this granular formula effectively raises alkalinity levels which might otherwise cause equipment corrosion.
Features:
- Raises total alkalinity
- Prevents pH bounce
Applications:
Start-Up:
1. Add 1 oz (2 tbsp) to spa water.
2. Allow water to circulate for 30 minutes.
3. Retest water and repeat Steps 1 and 2 until the desired level is reached.
Tips:
For best results, dissolve granular products first by adding to a small, plastic pail filled with water.
Compatible With:
Chlorine, bromine, ozone and biguanide sanitizers.
Important - Many people forget to monitor this aspect of water balance and if left unchecked will cause pH bounce and corrosion. The test strips will indicate if adjustment is required.
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Protect your spa from the effects of calcium build up by adding a measure of Defender once per week - help prolong your spas life......
