TEM390A M Class Vacuum Cleaner - Numatic TradelineM Class Dust Extractor TEM390 Dust Vacuum Cleaner M Class Hoover Power Take Off The M Class Dust Extractor TEM390 Dust Vacuum Cleaner is one of the most powerful and reliable M Class Hoovers available for trade professionals. With its integrated Power Take Off, HEPA H13 filtration, and rugged industrial build, the TEM390 outperforms generic extractors and ensures maximum dust safety on building sites. Designed to outperform standard shop vacuums, the