NFPA 33-2018 PDF Download

The 2018 edition of NFPA 33: Standard for Spray Application Using Flammable or Combustible Materials addresses fire and electrical safety concerns in industries that spray flammable and combustible liquids. This standard provides the latest rules for the construction of spray rooms, spray booths, and spray areas, as well as their electrical installations, ventilation, and fire protection systems. It also covers the safe spray application of coatings, including the handling of flammable liquids, operations, and maintenance.

NFPA 33 covers both automated and handheld spray application processes and includes specific requirements for electrostatic and powder coating spray systems. Additionally, it provides requirements for hand lay-up and spraying operations for glass fiber-reinforced plastics.

The 2018 edition of NFPA 33 includes several major changes that aim to improve consistency and clarify requirements. These changes make the standard essential for engineers, designers, contractors, and installers. Some of the notable changes include clarifying document application in the Administration chapter, aligning definitions with other NFPA documents, and providing clearer requirements for the construction and design of spray areas, spray rooms, and spray booths.