Which is better, Open Cell or Closed Cell Spray Foam?

"John, the sales rep, told me exactly what to expect and what work would be done. The installers did just what was explained and were very competent and professional. Great job guys!

-Jim D. Croton-on-Hudson, NY

"The crews not only finished the project according to the indicated schedule but also treated our house with consideration and respect by properly cleaning up everything. We are very happy with their work and professionalism and would recommend their services to anyone."

-Dawisee L. Chappaqua, NY