Scroll casing with backward curved hollow profile blades – single inlet
Sizes 0200/-1600
Lap jointed scroll of galvanised sheet steel with V-Cut off
(RER 11; 12; 15; 17)
Scroll casing stitch welded and coated, with V-cut off (RER 13)
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)
Pressure up to 3,500 Pa