Just so long as he doesnt say anything, touch anything, or go indoors, that is.
Henry mentions that Garrick, upon hearing Jays full name, is also his mothers maiden name.
Does that mean Henry Allen is the man in the iron mask?

Credit: Bettina Strauss/The CW
Is it someone else in Barrys family we havent met yet, man or woman?
When they arrive at S.T.A.R.
Labs, Harry is continuing his crusade to enact another explosion.
While she does, Team Flash figures out what to do now that Zoom has come.
Henry wants to protect his son and not meddle with forces outside their control.
But he finds a bit of direction, not from these father figures, but from an unexpected source.
And so Barry tells Harry that hes made up his mind.
He doesnt want to go along with the plan.
Theyll have to figure out a way to stop Zoom without the Flash.
The scythe-wielding baddie appears on the scene attacking Cisco and his brother Dante.
(A lie Zoom has likely told Rupture to keep this henchman focused on Zooms goals.)
The whole operation is reported live on the news, however, warning Zoom to Caitlins betrayal.
There is no Flash, only Zuul Zoom.
Barry writhes in pain as the machine kicks into gear and the collision occurs.
He disappears from existence before their eyes, including Cisco who comes in assuming everything went well.
END ASIDE)
Zoom noticed the lightning storm and comes to S.T.A.R.
Labs to stop the whole ordeal, only to find a burnt shred of Barrys Flash costume.
He mocks Harry for trying to restore the Flashs powers.