BOW ABS drain waste and vent (DWV) fittings aremanufactured to CSA B181.1. Basic use is for plumbing DWV and storm drainage applications. The fittings are solvent weld to ABS pipe made to CSA B181.1, AS D2661 and AS F628. Solvent cement must comply with AS D2235 and be lemon-yellow tone in color in Canada.The product is used in single family homes and general wood frame construction.