00000nam 2200000zi 4500 9.943504 CaOODSP 20240923155509 m o d f cr cn||||||||| 240923t20242024onca ob f000 0 eng d CaOODSP eng rda CaOODSP n-cn--- P29-149-012-2024E-PDF Radon mitigation options for existing buildings. [September 2024 edition]. Ottawa, Ontario : Canadian General Standards Board = Office des normes générales du Canada : Standards Council of Canada = Conseil canadien des normes, 2024. ©2024 1 online resource (ii, 54 pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier National standard of Canada ; CAN/CGSB-149.12-2024 "Published September 2024." "Supersedes CAN/CGSB-149.12-2017 ; Reaffirmed January 2023." Issued also in French under title: Mesures d'atténuation du radon dans les bâtiments existants. Includes bibliographical references (pages 52-54). "The purpose of this National Standard of Canada is to provide technical solutions for the mitigation of radon gas infiltration into existing buildings from the ground. Radon mitigation of existing buildings is a complex task, associated with many variables. These technical solutions are therefore intended for use by qualified practitioners, such as radon mitigation professionals certified under the Canadian - National Radon Proficiency Program (C-NRPP)"--Purpose and intent, page i. Radon mitigation Standards Canada. Canadian General Standards Board, issuing body. Standards Council of Canada, issuing body. Mesures d'atténuation du radon dans les bâtiments existants. (CaOODSP)9.943506 Radon mitigation options for existing low-rise residential buildings. [January 2023 edition] (CaOODSP)9.919784 National standard of Canada ; CAN/CGSB-149.12-2024. (CaOODSP)9.507848 PDF 2.25 MB https://publications.gc.ca/collections/collection_2024/ongc-cgsb/P29-149-012-2024-eng.pdf ICS 13.040.20, 91.040, 91.120.99