If you are not particular that the air filters in your cooling method are of this type, you should not guess that they can be cleaned & salvaged at service time, and unless your filters are made to be salvaged, you should disaffix them from the cottageet, discard them, & update them with brand-new 1s. Your air conditioner filters catch a fantastic various types of contaminants & other debris from 1 service visit to the next, & these particles are often trapped well below the surface, in the filter fibers. Dust, pollen, & dirt particles at the inner portion of the filter will never be disaffixd by surface cleaning or vacuuming. In reality, these pollutants will create a kind of barrier that prevents air from passing through the filter, making your cooling system less efficient, or even damaging it. Since air filters are not designed to shed moisture, your cleaning efforts may leave them wet. As moisture is retained over time, it can entirely promote the growth of mold & mildew, which would then spread throughout your home where the duct work carries it, even if mold & mildew do not develop, a wet filter is much less effective at trapping pollutants than a dry filter. Cleansing efforts may be well-intentioned, however they can entirely damage the filter’s construction. Slapping the filter against a taxing surface to disaffix dirt & debris can cause damage on its own. It can also compromise the somewhat delicate construction of the fibers if you attempt to pick something out of the filter, & if you tear a hole in the fibers, the filter will not be as efficient or effective as it was originally. Even though it’s safe to clean & reinstall filters designed for reUSbility, it’s important to remember that for them to be actually effective, they should be cleaned often, even up to once a week. The particles they disaffix from the indoor air slowly begin to clog the filter when they are not cleaned often, so the longer it’s between cleanings, the less efficient the cooling system will be.