CENTRIFUGAL TYPE R2B2 AND NH FANS TO OVER 80,000 CFM

• Class II Construction Standard
  
• Class III and IV Optional
  
• Corrosion Resistant
  
• Low Maintenance
  
• Low Operating Costs
  
• Broad Performance Range
  
• Quiet Operation
  
• Quick, Easy Installation

R2B2 and NH exhaust fans have an FRP encapsulated steel, Class II impeller. The encapsulation provides 25 mils of corrosion resistance, spark tested for integrity. Among the other fine features included are:

• Heavy angle iron bracing
  
• Vinyl urethane coated heavy duty steel frames
  
• Over-capacity shaft and bearings
  
• Formed venturi inlets for high efficiency
  
• Operating temperatures up to 170° F
  
• Sound power data available

RB, and NH exhaust fans are completely corrosion resistant inside and out and carry a one year replacement guarantee against failure due to corrosion.

Duall Type, RB Exhaust Fans are of centrifugal design with paddle wheel type impeller. Housings are all vacuum formed of heavy gauge, high impact PVC, FRP, polypropylene or DUALLastTM (a laminate of polypropylene or PVC and FRP). Each RB fan is complete with motor, belt drive, drain and
OSHA approved belt and shaft guards. The RB fan has a operational range from 200 to 2600 CFM to 14" static pressure.

Duall Type NH Exhaust Fans are of centrifugal design with backward inclined impeller. Each Type NH fan is complete with motor, belt drive, drain, OSHA approved belt and shaft guards, flanged inlet and outlet and clean out door. The NH fan has a operational range from 1000 to over 80,000 CFM to 14" SP.