Click here  for a Printable PDF version of this form  

    Please provide the following contact information:

    Fields with asterisks are required

* Requested By   
Title
* Company
* Area Code &Work Phone (10 digits)
Fax
* E-mail
Date -- dd/mm/yy
Project Reference No
Project Name
Engineer Name

    Type of Request::

Preliminary Selection
Pricing
Approval Drawings
 

 

    Fan Information

    Manufacturer/Size/Model


 

    Fan Flow Rate


 

    Silencer Connection (Select One)

Fan Inlet
Fan Outlet
 


 

    Fan / Silencer Connection Size:

    Diameter or Width


 

     Height


 

    Fan Width:

Single
Double
Axial
 

    Standard Air (.075 lbs/cu.ft) or

Yes No
 

   If not Standard Air, please specify


 

    Noise From Other Fans ?

None
One Nearby
Several Nearby Fans

 

    Fan Location :

Outdoors
Inside Mechanical Room
Inside Large Space

 

    Fan Acoustical Data (please provide fan data sheets if available)

Octave Band Freq (Hz) 63 125 250 500 1K 2K 4K 8K
Fan Sound Pressure -rated Lw (dB re 10-12 Watts)
Sound Pressure- known Lp @ Criterion Ps. (dB)

 
 

    Selection Type and Performance Criteria

    Silencer Selection Type

  (Select From Drop Menu)
 

 

    Criteria Position

    Choose one of the following options:

1
2
3
4
5

 

Required dBA level

                    

 

 

 

Criterion Distance (ft)

 


 

Maximum Allowable Pressure Drop (in w.g) including all accessories

 


 

    Options and Accessories: Select any of the following

Rain Hood  
Bolt Holes on Both Inlet/Outlet Flanges      
Drainage Hole  
External Casing Surface Finish
                                                   
Inlet Filter Box  
Transitional Duct or Spool Piece
Access Door
Flow Probe(s)
                                                                                
Bolt or Gasket Kit     
Air Damper 
Other                                                                                

   If you selected other, please specify


 

    Construction Requirements

Standard Vibro-Acoustics Construction 
Silencer Specification is Attached    
Special Metal Construction (Specify)  
Special Finish Surface (Specify)  
   
Special Filter System (Specify)  
     

    Details of Construction Specifications


 

         
 

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