515. LABORATORY VENTILATING SYSTEMS

515 LABORATORY VENTILATING SYSTEMS 515.1 Laboratory hoods. Laboratory hoods and laboratory ventilating systems shall be designed and installed in accordance with NFPA 45. SOURCE: Final Rulemaking published at 67 DCR 6078 (May 29, 2020 – Part 2). The District of Columbia Mechanical Code (2017), referred to as the “Mechanical Code,” consists of the 2015 edition of the International Mechanical Code (International Mechanical Code), published by the International Code Council (ICC), as amended by the Mechanical Code Supplement of 2017 (12-E DCMR). The International Mechanical Code is copyrighted by the ICC and therefore is not republished here. However, a copy of the text may be obtained at: https://codes.iccsafe.org/public/document/toc/549. District of Columbia Municipal Regulations Mechanical Code Supplement of 2017 12-E DCMR § 515