Coating Type Mirrors Coating type mirrors use special coatings to prevent fogging.
Coating Type Mirrors These coatings eventually degrade.
Coating Type Mirrors Low-quality coatings basically wear off the mirror – often in just two or three days, and the mirror just starts to fog again.
Coating Type Mirrors Higher quality coatings will often last for several months, but will eventually develop a sort of orange-peel texture.
Coating Type Mirrors The coatings will continue to prevent fog even with this “orange peel” texture, but this texture itself will make the mirror's image slightly blurry, which will make the mirror unusable.
Coating Type Mirrors Whether it's a low quality coating or a high quality coating, once the coating stops working right, you will need to remove the coating.
Coating Type Mirrors The coating type mirrors are also cleaned by scrubbing with a cloth and soap and then rinsing with water... BUT...
Coating Type Mirrors As the coatings are chemicals, I prefer to discard whatever I use to clean the mirror with.
Coating Type Mirrors The low quality coatings are fairly easy to clean and must be removed frequently. So, for these, I usually use a strong paper towel and regular bath soap .
Coating Type Mirrors The higher quality coatings tend to be oily, difficult to remove, and need to removed only a few times per year. So, for these, I usually use a few drops of dish soap and a face cloth, which I discard afterward.
Coating Type Mirrors Due to their oily coatings, you may need to wash the higher quality type coatings twice to completely remove them.
Coating Type Mirrors Don't forget to rinse well.
Coating Type Mirrors You will then need to retreat the mirror with a defogging fluid.
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