cleaner may affect certain materials if contact is prolonged.
Metal parts may also be susceptible to corrosion under some conditions.
This is particularly important in an older toilet that has not been inspected for many years. A component can be worn or brittle before cleaning begins, even if it still appears to function.
Before using an acidic product, review the manufacturer’s guidance for the toilet and its internal mechanisms.
After any permitted cleaning, inspect the flapper, fill valve, overflow tube, and visible seals for cracks, distortion, or other signs of
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