Model BSQ is a belt-driven rectangular centrifugal duct fan designed for suction, exhaust, recirculation or fresh air supply in confined spaces. The units have a galvanized steel body and a rear tilted aluminum wheel.

From 60 to 27,000 cfm
Up to 4.0 inches PS

Certificates 

UL/cUL 705

AMCA license for FEI, Air & Sound Performance

HCAI earthquake certification is available for some sizes and configurations.
 

 
All products are rigorously tested for aerodynamic performance, noise levels, structural integrity, durability, mechanical performance, environmental impact, temperature, fire safety, vibration levels and more.

Greenheck is based in Wisconsin (USA), has a research center and production facilities in different parts of the world.
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