Junior high efficiency air filters belonging to the cleaning supplies, about whether this problem is a problem of great concern to users, now in advance to confirm the point: in times of high efficiency filter can control the cleaning (2-3) did not significantly affect the use of HEPA filter just can not only replace the whole cleaning, only, so this article is about the clean air filter for industrial equipment supporting the whole air filter, stainless steel or other durable materials, and clean room air filter material is completely different, this filter is more expensive, because the cleaning will be decided by the manufacturer should bear large expenses. Some filters can be cleaned and recycled. These filters are usually made by the heavier shell and some fabric or synthetic material. However, many of the modern industrial and transportation industries in the special air filter is made of very durable material, can withstand several rounds of cleaning. There are some of the air filter is not easy to clean, HVAC (clean room clean room) and the application of the paint shop is not very strong filter, can not withstand the filter to recover some of the required processing procedures. Use the "cardboard or paper" shell of the filter can not be cleaned, is a real disposable filter. HEPA filter is usually Unrecyclable, because the material is special, and responsibility. If the air filter is cylindrical or flat, and uses a metal or plastic case, then most of it can be recycled.