Ina tata nei, kua oti katoa te mahi mo te roopu whiriwhiringa hepa me nga whiriwhiringa ulpa ka tukuna ki Singapore apopo. Each filter must be tested before delivery according to EN1822-1, GB/T13554 and GB2828 standard. The test content mainly include overall size, filter core and frame material, rated air volume, initial resistance, leakage test, efficiency test, etc. Each filter has an exlusive serial number and you can see it on its lable pasted on filter frame.
Te wa tuku: Oketopa-17-2023