Change the direction of piping 45° s with the 1-1/2 in. ABS DWV 45° Hub x Hub Elbow. The ABS DWV 45° elbow features a hub x hub connection and is used to change the direction of flow. Acrylonitrile-Butadiene-Styrene (ABS) is resistant to a wide variety of materials ranging from sewage to commercial household chemical formulations and can be exposed to a wide temperature span. Color: Black.