Underfloor Systems Disappearing Type Data Sheet Underfloor Systems - Disappearing Type Engwald Saddle Units U-50-DS, DHS, DXS, DXHS Units Saddle Units A B C D E F G H I K MIN DUCT U-50-DS 11 8 3/4 6 3/4 9 5/8 3 7/8 4 5 1/4 4 14 6 U-50-DHS 10 3/4 8 1/2 7 1/2 9 3/4 5/8 4 7/8 4 5 1/4 4 15 8 U-50-DXS 11 1/2 9 3/8 8 3/8 10 5/8 3/4 5 7/8 4 7 4 1/2 15 10 U-50-DXHS 13 10 1/2 9 7/8 12 3/8 3/4 7 1/4 4 8 5 1/2 18 12
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