Inner corner/T-piece, cover piece to cover two butt-mounted corner ducts to create an inner corner/T-piece, halogen-free. for corner duct: EDK50.3 Dimensions (approx. dimensions) H x D: 41 x 41 mm Outside leg length: 78 Material: ABS (acrylonitrile butadiene styrene) Color: pure white RAL: 9010 (similar)