Device tank, with cut-out Ø 45 mm, for installation devices with central piece in accordance with DIN 49075. for skirting board duct system: SDK50 T/SDK50 Dimensions (approx. dimensions) H x W x D: 124 x 88 x 42.5 mm Material: ASA (acrylic acid ester-styrene-acrylonitrile graft copolymer) Color: pure white RAL: 9010 (similar)