"M" Series

• Series M adjustable pitch fans are available in diameters up to 20ft (6.1m) in thirteen different blade profiles

"U" Series

• Series U adjustable pitch fans are available in diameters up to 18ft (5.486m) in thirteen different blade profiles

"G" Series

• Series G adjustable pitch fans are available in diameters up to 40ft (12.192m) in six different blade profiles

"AV" Series

• Series AV (Automatic Variable Pitch) fans are available in diameters up to 23ft (7.010m) in thirteen different blade profiles
• Larger diameters can be provided upon request