Adding [space] to formula

Question

I'm trying to transfer formula =A2&" "&B2&". "&C2 to vba, but can't find a way to add space or dot. So far I have:

Sub Concatenate()
    Range("D2:D200").Formula = "=A2&B2&C2"
    Range("D2:D200").Value = Range("D2:D200").Value
End Sub