1900 F Catalog # 351 / 1900 F catalog # 351

1900 F ( forward curved wheel blades ) is available 
These fans are built in arrangement 1, 2, 3 , 4 ,7 , 8 & 9
They are generally supplied with a scroll housing design
but they can be built with a square housing design
similar to the design of the 1100 series Versatility fan.
This fan is usually used to move large volumes of air
in ventilation systems, high pressure air conditioning
systems,induced draft fans on power plant applications,
or installations where a low speed unit is preferable.
Operating Range :
single width fan : 800 cfm @ 1/4"spwg to 
350000 cfm @ 9" spwg. Maximum 600degF ( Steel)
Double width fan: 1400 cfm @ 1/4" spwg to
620000cfm @ 9" spwg.Maximum 600degF (Steel)
Available in Steel, Alumimum and various Stainless
steels.

Catalogue 351 Data & Drawings

Catalogue 351 SISW Performance Charts

Catalogue 351 DIDW Performance Charts