Paragraph.Space15 (Word)
Formats the specified paragraphs with 1.5-line spacing.
The exact spacing is determined by adding 6 points to the font size of the largest character in each paragraph. You can also use the LineSpacingRule property to set the line spacing for a paragraph. The following two statements are equivalent:
ActiveDocument.Paragraphs(1).Space15
ActiveDocument.Paragraphs(1).LineSpacingRule = wdLineSpace1pt5