By Admin In CSA 2019-12-29 0 CSA ANSI Z21.47b-2008/CSA 2.3b-2008 (R2011) Click here to purchase Product Details Published: 06/01/2008 ANSI: ANSI Approved Number of Pages: 2 File Size: 1 file , 130 KB Product Code(s): 2419247, 2419247