Option 2 requires use of furniture tested with indoor-air concentrations less than or equal to the maximum indoor air concentrations shown in the table in the credit language. The testing procedure must be based on the EPA Environmental Technology Verific

Option 2 requires use of furniture tested with indoor-air concentrations less than or equal to the maximum indoor air concentrations shown in the table in the credit language. The testing procedure must be based on the EPA Environmental Technology Verification (ETV) Large-Chamber Test Protocol for Measuring Emissions of VOCs and Aldehydes (September 1999) and conducted by an independent laboratory. (See the Guidelines on ETV Testing Procedures in the Documentation Toolkit for more detail on testing requirements.) See the CHPS website for a list of compliant furniture—see Resources.