Cell, Cells, Row, and Rows objects: Returns or sets the rule for determining the height of the specified cells or rows. Can be one of the following WdRowHeightRule constants: wdRowHeightAtLeast, wdRowHeightAuto, or wdRowHeightExactly. Read/write Long.
Frame object: Returns or sets the rule for determining the height of the specified frame. Can be one of the following WdFrameSizeRule constants: wdFrameAtLeast, wdFrameAuto, or wdFrameExact. Read/write Long.
Remarks
Setting the HeightRule property of a Cell or Cells object automatically sets the property for the entire row.