How does Spray Foam Insulation control moisture movement and condensation?

"They worked very efficiently and the crew leader Mike explained to me very clearly about the whole process before the work got started. They did what they say they’d do and I am very happy with them. We are having a third heat wave (90+ *F) in NY and I don't have to use AC as much as the year before."

-Newton, C. Ossining, NY

"The difference has been amazing. We are very happy with the results."

-Chris M. Brewster, NY