AFH-1Fali befúvó HEPA szűrővel
AFH-1 unit is made of filter housing, two-row steel grille JR-5 and HEPA filter. Filter housing made of sheet steel is air tight welded according to DIN 1946 and coloured in RAL 9010. Grille is made of cold-drawn strip steel and coloured in RAL 9010. Grille is fastened to the housing via the nuts which can be tightened or un-screwed manually. AFH-1 unit is fitted with special sealing frame for sit-tightness test.