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Although touch-free, or motion-sensor restroom automatic dryers are fairly low-maintenance, the infrared sensors on most types of touch-free public restroom supplies, such as automatic hand dryers or sinks, will malfunction if they are too blocked by excessive dirt or fingerprints.
The answer: Use a non-corrosive, non-acid bathroom cleaner to give each sensor a quick daily wipe, which still takes less time than refilling a paper towel dispenser.
|Jennifer Mathes, Ph.D.|