A chair is cal 133 is typically required in any public facility that contains 10 or more seating pieces.
Cal 133 lounge furniture.
Grand rapids mich the state of california announced this week that technical bulletin tb 133 the flammability test procedure for seating furniture for use in public occupancies has been repealed effective january 22 2019.
A temperature increase of 200 f or greater at the ceiling thermocouple.
A temperature increase of 50 f or greater at the 4 foot thermocouple.
Cal 133 is the code enforced by the city of boston for public area settings where more than 49 people assemble.
Components are not individually tested.
Seating furniture fails to meet the requirements of this test procedure if.
At furniture concepts we are boston cal 133 specialists and have fabricated millions of dollars worth of boston cal 133 furniture since our launch in 1994.
Contract or commercial furniture manufacturers are very mindful of cal 133.
Cal 133 also involves passing a specially designed lab test however it differs from cal 117 in that the entire piece of furniture must be tested rather than just a few select components.
Any of the following criteria are exceeded in a room test using the room instrumentation.
Bureau of home furnishings and thermal insulation 3485 orange grove ave north highlands ca 95660 5595 telephone.
While cal 117 tests for upholstery flammability cal 133 tests the entire product.
Tb133 was an open flame test for upholstered seating which generally required the use of flame retardant chemicals and additional upholstery operations to apply.
States with california technical bulletin 133.
What is cal 133.
This presents a challenge for manufacturers because there are any number of combinations of fabrics padding and frame materials that can be used to create.
Cal 133 requires that seating pieces be fire tested to the standards defined in the legislation as a completely assembled piece.
California bulletin 133 regulations also differ in that they are specific to furniture that will be used in public spaces including privately owned offices of ten or more people and government buildings.
Furniture to meet fire code compliance posted on 10 september 2019 cal 133 overview cal 133 standard is one of the most severe flammability tests that exists for seating products.