Inline Centrifugal Fans

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Tubular Centrifugal & AcoustaFoil™ Fan

Inline Centrifugal (Tubular AcoustaFoil™) Fans combine the efficient performance of centrifugal airfoil wheels with the versatility and compactness of axial-flow fan design. Uses for the Inline Centrifugal Fans include industrial/process supply-and-exhaust applications as well as heating, ventilating and air-conditioning systems.


amca worldwide certified ratingsThe New York Blower Company certifies that the Arrangement 9 Tubuluar AcoustaFoil Fans are licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and comply with the requirements of the AMCA Certified Ratings Program.

  Inline Centrifugal PDF Brochure
Wheel Design: Backward Inclined-Airfoil
Backward Inclined-Single Thickness
Wheel Design

backward inclined airfoil wheel design

Backward Inclined- Airfoil: Aerodynamic airfoil-blade is the most efficient design with the lowest sound levels for clear air applications.






backward inclined single thickness wheel design

Backward Inclined – Single Thickness: Flat, single-thickness blade surface best suited for airstreams with light material.  

Design Features:

VOLUME - to 140,000 CFM (238,000m3/hr)

PRESSURES - to 14" WG (3,490 Pa)

TEMPERATURES - to 200°F (90°C)

16 SIZES - 12"- 73" (305mm-1,854mm)

ARRANGEMENTS - 4M, 4V, 4S, 4D, 4R, 9M, 9V, 9S, 9D, 9R

Available Materials of Construction:

Carbon Steel
Stainless Steel
Special Alloys

Product Bulletin: Tubular AcoustaFoil Fans (171)
Guide Specifications: Specifying Belt Drive Tubular AcoustaFoil Fans (GS-171) Specifying Direct Drive Tubular AcoustaFoil Fans (GS-173)
Engineering Supplements: Arrangement 4 Tubular AcoustaFoil Fan Performance (ES-172) Arrangement 9 Tubular AcoustaFoil Drive Centers (ES-174) Internal Inlet Damper Performance Characteristics (ES-721)
Installation, Operation & Maintenance Manual: IM-120
Material Specifications: TA_Dims.pdf
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Fan-to-Size Online:

Tubular Centrifugal 

Online Drawings:

Tubular AcoustaFoil™

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