Returns a Range object that represents the rectangular intersection of two or more ranges.
expression.Intersect(Arg1, Arg2, ...)
expression Optional. An expression that returns an Application object.
Arg1, Arg2, ... Required Range. The intersecting ranges. At least two Range objects must be specified.
Example
This example selects the intersection of two named ranges, rg1 and rg2, on Sheet1. If the ranges don't intersect, the example displays a message.
Worksheets("Sheet1").Activate
Set isect = Application.Intersect(Range("rg1"), Range("rg2"))
If isect Is Nothing Then
MsgBox "Ranges do not intersect"
Else
isect.Select
End If