Code Compliance

Is there specific guidance where a particular zone starts, or is the whole booth regarded as one zone?

Is there specific guidance where a particular zone starts, or is the whole booth regarded as one zone?

We are a joinery company and have a booth with a 3.0m wide dry back extract for lacquer finishing. Our insurance company has raised concerns regarding the zoning within the room. In both the US and Europe the interior volume of a spray booth is […]

What are the regulations regarding intrinsically safe electronic devices inside a paint booth?

What are the regulations regarding intrinsically safe electronic devices inside a paint booth?

If allowed, what type of certification and enclosure does a communications device require to go into a paint booth? National Fire Protection Association The interior of a paint spray booth or room must meet the requirements for a Class 1 Division 1 area as defined […]

How many air changes are required for a 16 by 14 by 40 paint booth?

How many air changes are required for a 16 by 14 by 40 paint booth?

Air Changes There is no code or standard that requires a specific air change for paint spray booths. It is more common for the ventilation performance of a spray booth to be specified by the average velocity through the booth or in the vicinity of […]

Are manometers or other pressure drop devices required by law on exhaust filters?

Are manometers or other pressure drop devices required by law on exhaust filters?

National Fire Protection Association A means is required to make sure that you are moving the required amount of air for paint spraying. Your choices depend upon the code or standard adopted by your local authority. If NFPA 1 Fire Code is being enforced then […]

Is there a minimum airflow guideline for non-spraying times?

Is there a minimum airflow guideline for non-spraying times?

We would like to turn down the airflow in our spray booth during non-spraying times (i.e. warming it up in the morning). There is no specific airflow requirement for non-spraying modes such as prep or unoccupied times. Generally, users will revert back to standard building […]

What are the code requirements for negative/positive pressure in a paint spray booth?

What are the code requirements for negative/positive pressure in a paint spray booth?

Code Compliance: Only one of the standards (EPA’s 6H Rule) that we see applied to spray booths addresses booth pressure specifically. One of the purposes of a spray booth is to confine and capture the overspray. While the spray booth’s ability to do this may […]

How far does a baking booth have to be from the actual paint booth?

How far does a baking booth have to be from the actual paint booth?

It depends. NFPA 33 requires that booths shall be separated from other operations by a minimum distance of 3 feet or by a partition or wall having a minimum fire resistance rating of 1 hour. This allows access for cleaning and maintenance and minimizes the […]