Calcium Hardness Reducer and Scale Remover for DE Filters, CPT-C12 350091 Pump Lid ● Compatibility:Compatible with Pentair Admiral

● Compatibility:Compatible with Pentair Admiral pool skimmers and pump systems that use the R38013B–style basket

and the  new valve fits directly

Compatible: White Universal Cleaner Floating Hose for 2/4 Wheel Pool Cleaning Hoses Compatible with 4 Wheel Pressure Pool Cleaner

Designed for consistent sealing performance

Calcium Hardness Reducer and Scale Remover for DE Filters, CPT-C12 350091 Pump Lid ● Compatibility:Compatible with Pentair AdmiralMaterial: This Calcium Hardness Reducer is a made with highly concentrated liquid formulation. To reduce and soften the build up of calcium scale on swimming pool and spa surfaces Usage: This Calcium Hardness Reducer and Scale Remover increases the water pH to 7. 8 8. 2 and maintains it for the first three days after treatment. Reduce the pH to 7. 4 7. 6 after this period, or after the calcium reduction has occurred. Add the recommended dosage of