83515 Features: -Sanitary tee. -ABS double sanitary tee. -Used when connecting a branch line into a vertical drain pipe. -Use for drain, waste and vent applications. -Meets ASTM D2661. Specifications: -1-1/2" Hub x 1-1/2" Hub x 1-1/2" Hub x 1-1/2" Hub. -Dimensions: 4" H x 4.75" W x 4.75" D.