JM aerofoil impellers are high-pressure die-cast of aluminium and consist of blades, hub and clamp plate. The JM impeller is manually adjustable through the full range of pitch angles.

JM aerofoil impellers are high-pressure die-cast of aluminium and consist of blades, hub and clamp plate. The JM impeller is manually adjustable through the full range of pitch angles

• High Efficiency impeller design reduces SFP values and running costs
• Adjustable pitch impeller delivers precise performance
• Short or Long cased options provide installation flexibility

• 315 - 1600 mm diameter
• Volumes up to 186,500 m3/h (51.8 m3/s)
• Static pressures up to 2400 Pa
• Fans tested to ISO5801 and BS848
• High energy efficiency
• Low installed noise levels
• Motor protection IP55
• HT Certified by BSRIA for 400°C for 2 hours