W11creatus2024-03-20T13:43:14+03:00 SMOKE EXTRACTION ENGINESF300 – °C/2 hours ( B3 ) F300 – °C/2 hours ( B30 ) F400 – °C/2 hours ( B3 ) F400 – °C/2 hours ( B30 ) EXPROF ENGINESW22Xdb W22Xeb W22Xec W22Xtb Documentation Technical Catalogue