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insulation value

Jim Pompetti
Jim Pompetti Member Posts: 552
of 24" stone wall

Comments

  • Nick W
    Nick W Member Posts: 200
    Not much.

    According to Manual J 7th Edition, a 24" stone wall would have an R value of about 1.9.
  • kcopp
    kcopp Member Posts: 3,996
    or 1 layer...

    of Bubble foil !
This discussion has been closed.