Scroll casing with backward curved hollow profile blades – double inlet

RZR rotavent, double inlet with patented impeller geometry and tapered trailing airfoil blades are the leading edge for standard fans for ventilation and air conditioning units.

• Sizes 0200/-1600
• Lap jointed scroll of galvanised sheet steel with V-Cut off
• (RZR 11; 12; 14; 15; 18)
• Scroll casing stitch welded and coated, with V-cut off (RZR 13; 19)
• Centrifugal impeller with 11 backward inclined steel blades, welded and coated (0200/-0280)
• High pervormance impeller with 12 hollow section true airfoil blades (0315/-1600)
• Volume up to 300,000 m3/h
• Pressure up to 3,500 Pa

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