// CODE SNIPPET
2404.7.5 Independent Ducts
JUMP TO FULL CODE CHAPTER
Each spray booth and spray room shall have an independent exhaust duct system discharging to the outside.
Exceptions:
- Multiple spray booths having a combined frontal area of 18 square feet (1.67 m2) or less are allowed to have a common exhaust where identical spray finishing material is used in each booth. If more than one fan serves one booth, fans shall be interconnected such that all fans will operate simultaneously.
Where treatment of exhaust is necessary for air pollution control or for energy conservation, ducts shall be allowed to be manifolded if all of the following conditions are met:
- 2.1. The sprayed materials used are compatible and will not react or cause ignition of the residue in the ducts.
- 2.2. Nitrocellulose-based finishing material shall not be used.
- 2.3. A filtering system shall be provided to reduce the amount of overspray carried into the duct manifold.
- 2.4. Automatic sprinkler protection shall be provided at the junction of each booth exhaust with the manifold, in addition to the protection required by this chapter.
Related Code Sections
2404.7.5 Flammable Finishes, Independent Ducts
Each spray booth and spray room shall have an independent exhaust duct system discharging to the outside. Exceptions: Multiple spray booths ...
Fire Code 2018 of Colorado > 24 Flammable Finishes > 2404 Spray Finishing > 2404.7 Ventilation > 2404.7.5 Independent Ducts
2404.7.5 Flammable Finishes, Independent Ducts
Each spray booth and spray room shall have an independent exhaust duct system discharging to the outside.
Exceptions:
Multiple spray ...
Fire Code 2021 of Colorado > 24 Flammable Finishes > 2404 Spray Finishing > 2404.7 Ventilation > 2404.7.5 Independent Ducts
502.7.3.5 Exhaust Systems, Independent Ducts
Each spray booth and spray room shall have an independent exhaust duct system discharging to the outdoors. Exceptions: Multiple spray booths ...
Mechanical Code 2018 of Colorado > 5 Exhaust Systems > 502 Required Systems > 502.7 Application of Flammable Finishes > 502.7.3 Flammable Vapor Areas > 502.7.3.5 Independent Ducts
502.7.3.5 Exhaust Systems, Independent Ducts
Each spray booth and spray room shall have an independent exhaust duct system discharging to the outdoors.
Exceptions:
Multiple spray ...
Mechanical Code 2015 of Colorado > 5 Exhaust Systems > 502 Required Systems > 502.7 Application of Flammable Finishes > 502.7.3 Flammable Vapor Areas > 502.7.3.5 Independent Ducts
502.7.3.5 Exhaust Systems, Independent Ducts
Each spray booth and spray room shall have an independent exhaust duct system discharging to the outdoors. Exceptions: Multiple spray booths ...
Mechanical Code 2021 of Colorado > 5 Exhaust Systems > 502 Required Systems > 502.7 Application of Flammable Finishes > 502.7.3 Flammable Vapor Areas > 502.7.3.5 Independent Ducts