How many CFM do I need for a paint booth?

One hundred feet per minute is the guideline for air movement in the booth area. Using the example from above, 80 square feet multiplied by 100 feet per minute equals 8,000 CFM. This is the size of the fan needed.

What kind of fan do you use for a paint booth?

tube axial fan
The exhaust fan for a paint booth is a tube axial fan with propeller-style blades. Our fans all use aluminum blades that are best for fire safety because they don’t spark. Non-sparking fans are important for paint booths because most paints and other finishing products are flammable.

Should a spray booth have positive or negative pressure?

A paint booth works by manipulating the principles of negative and positive air pressure. Spray painting booth ventilation relies on the balance of the exhaust fan and the air replacement fan. If just the exhaust fan is on, the booth takes on negative pressure, since more air is being removed than pushed in.

Why do you need a spray booth extractor?

Industrial spray booth extractors and paint process rooms are necessary for the health and safety of operators as well as offering effective capture of paint spray for precision and for protection of the factory or warehouse where projects are taking place.

Are paint spray booth fans explosion-proof?

All the fans we sell for paint spray booths are explosion-proof. We offer fans for both make-up air (supply-side) and exhaust, with and without filters.

How do you ventilate a spray booth?

Airflow in paint spray booths. Booths are usually configured in one of two ways to provide adequate ventilation. These are downdraft and cross draft. In a downdraft booth an exhaust fan installed low down pulls out vapor-laden air while make-up air enters from the top of the booth.

How much CFM do I need to run a paint booth?

Crossdraft Paint Booth is 6 feet wide x 8 feet high your air flow will be 6 feet x 8 feet x 100 FPM = 4,800 CFM per minute You have a Crossdraft Paint Booth with a 6 feet by 8 feet opening with a 4 feet by 4 feet crane opening you take the face opening 6 * 8 + (4 *4) then take this x 100 = 6,400 CFM Down Draft Paint Booths