NIBCO | sku: 74304 Nibco 4 In. Abs Dwv All Hub Long-Radius Sanitary Tee The NIBCO ABS DWV long radius combination tee-wye is used in residential and commercial drain, waste and vent systems. The ABS DWV long radius combination tee-wye features a hub x hub x hub connection. The tee-wye allows for a connection to be made in... Log in for pricing