CSA B79-08 (R2018)

This is the fourth edition of CSA B79, Commercial and residential drains and cleanouts. It supersedes the previous editions, published in 2005 under the title Floor drains, area drains, shower drains, and cleanouts in residential construction, and in 1994 and 1979.

This edition includes new requirements for
(a) floor and trench drains for commercial use;
(b) roof, deck, and balcony drains for commercial use;
(c) siphonic roof drains for commercial use;
(d) vacuum and storm drains for commercial use; and
(e) cleanouts for commercial use.

This Standard is considered suitable for use for conformity assessment within the stated scope of the Standard.