Durachlor Stabilizer 2 lbs.
- Increases chlorine effectiveness.
- Prevents unnecessary loss of chlorine due to the sun.
- Contains Cyanuric acid.
- Slow dissolving granular product.
Optimal levels of product should be maintained between 20-50 ppm. The product should be added VERY SLOWLY to the skimmer. Apply only as needed with the pump running. Continuously run pump for 48 hours. Avoid backwashing filter during this time.