Install the NIBCO 1-1/2 in. PVC DWV 90 Spigot x Hub Long-Turn Elbow to remove wastewater from plumbing fixtures and appliances. This durable plastic elbow provides air circulation within piping and is designed for use in non-pressurized sanitary system DWV applications. PVC fittings exhibit high corrosion and chemical resistance and will not rust, scale, pit or corrode. Color: White.