Cal-Hypo Pool Shock Calculator
Quick, powerful, and effective. Calculate the exact number of bags needed to boost your chlorine levels and kill algae fast.
Technical Comparison
| Cal-Hypo Strength | Amt for 1 ppm (10k Gal) | CH Addition (per 10ppm FC) |
|---|---|---|
| 65% (Standard) | 2.1 oz | ~7 ppm |
| 73% (Pro-Grade) | 1.8 oz | ~6 ppm |
| 43% (Value) | 3.1 oz | ~10 ppm |
Frequently Asked Questions
When to shock?
At night, to prevent sunlight from burning off the chlorine.
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