I recently started noticing a white film on my dishes. What is causing that?
At the David L. Tippin Water Treatment Facility, the chemicals used to purify Tampa’s drinking water have not changed. The treatment process has been the same since 2000. We have learned that many automatic dishwasher detergent manufactures have recently changed their formulas in order to comply with laws requiring them to be phosphate free. We understand that some consumers may be experiencing filming when using these new formulas. Here are some tips that can help prevent filming going forward: • Not using enough detergent in hard water area can cause hard water minerals and soils to settle back on the dishes, causing an unsightly film; • Using a rinse aid will help to rinse away food particles and residues that can cause spots on dishes; • Water temperature should be at least 120 degrees Fahrenheit (48 degrees Celsius). Run hot water at kitchen sink before starting the cycle; • To prevent low water pressure, run dishwasher when no other water is being used (showers, grass watering, w
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