Glass fiber backward curved centrifugal fan
800 - 90 000 cfm | 41 series Hartzell Fan

The Hartzell Backward Curved Centrifugal incorporates the proven, highly efficient, backward curved, airfoil-bladed, solid fiberglass Type FA wheel in a solid fiberglass housing. This design utilizes the airfoil centrifugal wheel, centrifugal fan housing, and inlet cone to produce a compact, highly efficient unit with low noise characteristics.

- Sizes 12" to 60" wheel diameters in Arrg. 1, 4, 9, and 10; Arrg 8 also available but contact factory
-CFM from 800 to 90,000 with static pressures up to 14" Selections over 18" SP are now available using the FH wheel (a slightly modified FA wheel)
- Application Examples - Waste water treatment plants, chemical plants, chemical laboratories, college/university labs, battery storage facilities, plating companies, facility exhaust, paper mills, fume scrubbers, bio-solids Utilizes Hartzell's unique one piece, solid fiberglass FA wheel to provide high efficiencies with non-overloading horsepower, low noise, and low RPM Available in Class I and II in 100% wheel width and Class I, II, and III in 66% width Clockwise or counter clockwise rotation in all standard discharge positions with a rotatable housing on Size 12" to 36" fans only Motors can be TEFC, mill and chem, or others upon request Spark resistant construction and protective coatings are available Options and accessories are available