Static pressure requirements are significantly affected by the amount of make up air supplied to an area.
Greenheck axial fan.
Greenheck s systems and products are used in commercial institutional and industrial buildings.
Octave band 1 2 345678 db reduction 0 3 7 10 10 7.
No additional pressure drop is experienced using the sound trap housing.
The sound trap housing is available on all greenheck vane axial fans direct or belt drive.
The ra fan is.
Model ax is a direct drive fan offering increased performance capabilities and several installation configurations to suit project needs.
Today we design and manufacture a comprehensive line of top performing equipment and accessories that move control and condition air.
Kitchen hood exhaust 0 625 to 1 50.
Greenheck is the leading supplier of air movement control and conditioning equipment including fans.
We began as a fan company in 1947.
High performance vane axial fans ra high performance direct driven vane axial fans are ideal for inline air ventilation in commercial institutional or industrial buildings.
You will find our fans in every type of commercial institutional and industrial buildings.
Ducted 0 20 to 0 40 per 100 feet of duct assuming duct air velocity falls within 1 000 to 1 800 feet per minute.
Fittings 0 08 per fitting elbow register grill damper louver duct turn etc.