If you have nothing to lose, why not? I haven't done R-vaille but many folks have said it was very helpful, although at least one person on this board saw no change in WAS' attitude afterwards. I would just go in with the expectation that it may not change anything for H.
Accuray
Married 18, Together 20, Now Divorced M: 48, W: 50, D: 18, S: 16, D: 12 Bomb Dropped (EA, D): 7/13/11 Start Reconcile: 8/15/11 Bomb Dropped (EA, D): 5/1/2014 (Divorced) In a New Relationship: 3/2015