... substrate TEDA pleatable filter media is divided into two types based on their efficiency grade: medium efficiency and ... -pleat air filter, V-filter and HEPA filter, cabin filter, air cleaner, etc.l Divided into two types:Medium efficiency: TDY ... -saving, environment-friendlyl Usage: mini-pleat air filter, V-filter, HEPA filter, cabin filter, air cleaner, vacuum cleaner filter,etc. air filter material