At half speed the reduction in noise level is 15 db for 4 pole fans 10 db for 6 pole fans and 5 db for 8 pole fans.
Ves roof fans.
To help in active cooling of machines and systems by internal and external air movement ves direct offer a range of fully weather proof duct mounted long and short case axial flow fans plate mounted round duct mounted fan and ducting ventilation systems.
Ves environmental solutions is a premium manufacturer and sourcing company of ventilation equipment for industrial agricultural and horticultural industries.
Better air for the built environment is what ves stand for so you achieve indoor air quality and occupant comfort in classrooms and commercial buildings.
Better air for the built environment.
The noise levels stated on page 4 are the absolute maximum at full speed in a free air environment.
Through the automatic combination of energy efficient natural and mechanical ventilation solutions you get to save on energy bills.
Premium efficiency low profile extract roof units with the latest ec fan technology.
Herrema dairy fair oaks in.
Ves manufactures a wide range of energy efficient commercial heat recovery ventilation products for public commercial and industrial buildings in the uk.
I have the technology control and automation to see temperature humidity fan speed and essentially run this barn from my smart phone caleb herrema owner.
If lower sound levels are required select an oversized fan and run at low speed using a speed controller.
Ves has access to over 30 world class and cost effective manufacturing facilities throughout the world.