CALIFORNIA TECHNICAL BULLETIN-133
Information & Resources
Frequently Asked Questions
Information including the answers to general questions, questions on testing, buildings, Cal-133 in other states, compliance with Cal-133, fabrics and Cal-133, fire blockers, labeling, and costs.
Cal-133: The Test
Information on the design and purpose of the test, elements of the test, criteria for passing or failing the Cal-133 test, and a diagram of the testing room.
Cal-133: The Law
Full text of California Technical Bulletin-133, flammability test procedure for seating furniture for use in public occupancies, January 1991.
States with Cal-133
Information on various states and the applicability of California Technical Bulletin-133
Upholstered Furniture Fire Video
A news story in the wake of a deadly furniture store fire on the importance of fire-resistant seating barriers.