S-2.1, r. 13 - Regulation respecting occupational health and safety

Full text
319. Antiback-up arresters: The oxygen lead hose and the combustible gas lead hose to a torch must be equipped with at least one antiback-up gas arrester and one antiback-up flame arrester. The arresters must be installed in compliance with the manufacturer’s instructions.
O.C. 885-2001, s. 319; O.C. 1120-2006, s. 9.