Section R332—Protection against radon.
R332.1 Protection against radon. The radon control provisions of Appendix F of this code shall apply to buildings constructed in high radon potential counties (zone 1) designated in Table AF101(1). The radon control provisions of Appendix F of this code shall also apply to all buildings constructed using the provisions of Section R408.3 Unvented crawl space compliance method.
[Statutory Authority: RCW 19.27.031
. WSR 20-03-023, § 51-51-0332, filed 1/6/20, effective 7/1/20.]