Block or Concrete Wall Method B

Product Foil Double Bubble Foil   R-Value Heat Flow Horizontal: R-9.4* * System R-value is for two enclosed air spaces. Additional R-1.7 added for a still air film.   Instructions Apply 2 x 3 studs vertically (at 16" or 24" on centre). Measure working area where the Flexfoil will be applied. Fasten the Flexfoil to the inside facing of the stud, using 1/2" staples every 4" - 6". Ensure that equal air spaces are maintained on either side of the Flexfoil material. Ensure that all seams are securely taped using Flexfoil reflective tape. Apply the interior finish on the stud facing using approved methods of installation.