ESS Experienced LEED Indoor Air Quality Assessments
Green building has become a long-lasting and economically sound trend. The Leadership in Energy and Environmental Design (LEED) rating system is used widely around the world. ESS assists LEED builders and property owners globally by providing Air testing utilizing EPA, ISO and ASTM methodologies and Blower Door testing in accordance with ANSI/ASTM-E779-03 Standard test method for determining air leakage rate by fan pressurization. Contact us at [email protected] to get a quote.
Table 1-1: Air Testing Methodologies
The U.S. EPA signed an amendment to the rule on February 28, 2022 that removes the stay of the formaldehyde limit for lean premix and diffusion flame gas-fired units that were constructed or reconstructed after January 14, 2003.
The U.S. Environmental Protection Agency (EPA) is proposing to reconsider ethylene oxide (EtO) emissions the August 2020 National Emission Standards for Hazardous Air Pollutants (NESHAP) for chemical plants that fall under the Miscellaneous Organic Chemical Manufacturing source category , 40C CFR Part 63 Subpart FFFF.
EPA has developed version 11.0 of a proposed screening level methodology that will be used to further examine whether the policy decision to exclude air and water exposure pathways from the risk evaluations will lead to a failure to identify and protect fenceline communities.
Condensable Particulate Matter emission limits have been on the rise in multiple states and are affecting many industries. EPA Method 202 was written to quantify particulates that condense at ambient conditions and has been revised numerous times to reduce interference and increase effectiveness.