NIBCO | sku: 72304 Nibco 4 In. Abs Dwv 45-Degree All Hub Wye Rely on the NIBCO 4 in. ABS DWV 45-Degree H x H x H Wye to work with your ABS sanitary plumbing system. It links a branch line and horizontal drain line. Its hub connections solvent weld to the tubing. - Made of ABS - Connects an ABS branch line to a... Log in for pricing