Lift Down System- Dark Grey, Walnut (WLT Series) EUROFIT Sale! Login to view price. Specifications Minimum Opening: 10½" depth, 22½" height Includes Anti-slip mat Dark Grey (Walnut) Finish Available in 3 sizes (in Width): Minimum Internal Width: WLT-24 = 22½" WLS-28 = 26½" WLS-32 = 30½"