Thermal Insulation (cont.)
  1", R-4.20 C8@.011 SF .51 .51 1.02
  1", R-5.9 C8@.011 SF .48 .51 .99
  1-1/2", R-5.9 C8@.015 SF .40 .69 1.09
  1-3/8", R-8.3 C8@.015 SF .89 .69 1.58
  2", R-8 C8@.015 SF .42 .69 1.11
  2", R-13 C8@.015 SF 1.03 .69 1.72
Polyisocyanurate foam core sheathing, Super Tuff-R®, foil face, painted back, 4' x 8' panels on perimeter walls
  1/2", R-3.3 C8@.010 SF .40 .46 .86
  3/4", R-5.5 C8@.010 SF .42 .46 .88
  1", R-6.5 C8@.011 SF .63 .51 1.14
  1-3/8", R-9.1 C8@.015 SF .89 .69 1.58
  1-1/2", R-9.8 C8@.015 SF .79 .69 1.48
  2", R-13.0 C8@.015 SF 1.03 .69 1.72
Perlite or vermiculite, poured in concrete block cores
Perlite only — CF 8.74 — 8.74
      4" wall, 8.1 SF per CF M1@.004 SF 1.08 .19 1.27
      6" wall, 5.4 SF per CF M1@.007 SF 1.62 .33 1.95
      8" wall, 3.6 SF per CF M1@.009 SF 2.43 .42 2.85
  10" wall, 3.0 SF per CF M1@.011 SF 2.91 .52 3.43
  12" wall, 2.1 SF per CF M1@.016 SF 4.16 .75 4.91
Poured perlite or vermiculite in wall cavities M1@.032 CF 8.74 1.50 10.24
Sound board
  1/2", on walls C8@.010 SF .95 .46 1.41
  1/2", on floors C8@.009 SF .95 .42 1.37
Cold box insulation
  2" polystyrene A1@.012 SF .46 .60 1.06
  1" cork A1@.013 SF 1.27 .65 1.92
  Add for overhead work or poor access areas — SF — .10 .10
  Add for enclosed areas — SF — .10 .10
  Add for 1 hour fire rating — SF .29 — .29
Roof Insulation Roof insulation. Local regulation can affect the cost and availability of urethanes, isocyanurates, phenolics and polystyrene roof insulation board.
Fiberglass board roof insulation
  3/4", R-2.80, C-0.36 R3@.570 Sq 96.00 26.20 122.20
  1", R-4.20, C-0.24 R3@.636 Sq 113.00 29.20 142.20
  1-3/8", R-5.30, C-0.19 R3@.684 Sq 147.00 31.40 178.40
  1-5/8", R-6.70, C-0.15 R3@.706 Sq 166.00 32.40 198.40
  2-1/4", R-8.30, C-0.12 R3@.797 Sq 203.00 36.60 239.60
Polystyrene rigid foam roof insulation. R-19 rating when used with batt insulation. Including 5% waste.
  1/2" 4' x 8' panels R3@1.10 Sq 29.10 50.50 79.60
  3/4" 4' x 8' panels R3@1.10 Sq 31.80 50.50 82.30
  1" 4' x 8' panels R3@1.10 Sq 53.30 50.50 103.80
  1-1/2" 4' x 8' panels R3@1.10 Sq 69.80 50.50 120.30
  2" 4' x 8' panels R3@1.10 Sq 72.00 50.50 122.50
Expanded polystyrene board roof insulation
  3/4", R-5.30, C-0.19 R3@.478 Sq 31.80 21.90 53.70
  1", R-6.70, C-0.15 R3@.478 Sq 32.80 21.90 54.70
  1-1/2", R-11.1, C-0.09 R3@.570 Sq 69.80 26.20 96.00
  2", R-14.3, C-0.07 R3@.684 Sq 72.00 31.40 103.40
  2-1/4", R-16.7, C-0.06 R3@.684 Sq 95.20 31.40 126.60

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