Membrane Roofing (cont.) (One square “Sq” = 100 square feet)
Modified APP, SBS flashing membrane R3@.033 SF .68 1.52 2.20
Cap sheet R3@.277 Sq 51.00 12.70 63.70
Modified asphalt, APP, SBS base sheet and membrane R3@1.97 Sq 157.00 90.50 247.50
Roll roofing
  90 lb mineral surface R3@.399 Sq 44.20 18.30 62.50
  19" wide selvage edge mineral surface (110 lb) R3@.622 Sq 176.00 28.60 204.60
  Double coverage selvage edge roll (140 lb) R3@.703 Sq 191.00 32.30 223.30
Asphalt impregnated walkway for built-up roofing
  1/2" R3@.016 SF 4.76 .73 5.49
  3/4" R3@.017 SF 6.02 .78 6.80
  1" R3@.020 SF 7.29 .92 8.21
Strip off existing 4-ply roof, no disposal included R3@1.32 Sq — 60.60 60.60
Elastomeric Roofing
Butyl, general purpose rubber
  1/16" R3@1.93 Sq 146.00 88.60 234.60
  3/32" R3@1.93 Sq 225.00 88.60 313.60
Neoprene, commercial grade, 1/16" R3@2.23 Sq 375.00 102.00 477.00
Neoprene, commercial grade, 1/8" R3@2.23 Sq 702.00 102.00 804.00
  w/ adhesive — % 55.0 — —
Neoprene, high strength, 1/16" R3@2.23 Sq 504.00 102.00 606.00
Neoprene, high strength, 1/8" R3@2.23 Sq 949.00 102.00 1,051.00
  w/ adhesive — % 15.0 — —
Neoprene, Mil R 6855 E, 1/16" R3@2.23 Sq 263.00 102.00 365.00
Neoprene, Mil R 6855 E, 1/8" R3@2.23 Sq 518.00 102.00 620.00
Acrylic-urethane foam roof system
  Remove gravel and prepare existing built-up roof R3@1.26 Sq 5.96 57.90 63.86
  Apply base and top coats of acrylic (.030") R3@.750 Sq 128.00 34.40 162.40
  Urethane foam 1" thick (R-7) R3@.280 Sq 118.00 12.90 130.90
  Urethane foam 2" thick (R-14) R3@.500 Sq 198.00 23.00 221.00
  Spray-on mineral granules, 40 lbs per CSF R3@.600 Sq 18.50 27.60 46.10
EPDM roofing system (Ethylene Propylene Diene Monomer)
  .045" loose laid membrane R3@.743 Sq 75.00 34.10 109.10
  .060" adhered membrane (excluding adhesive) R3@1.05 Sq 95.10 48.20 143.30
  Bonding adhesive R3@.305 Sq 49.80 14.00 63.80
  Lap splice cement, per 100 LF R3@.223 CLF 29.90 10.20 40.10
  Ballast rock, 3/4" to 1-1/2" gravel R3@.520 Sq 11.10 23.90 35.00
Neoprene sheet flashing, .062" R3@.021 SF 5.04 .96 6.00
  Add for mechanical fasteners and washers
        6" long, 12" OC at laps — Ea .85 — .85
    12" long, 12" OC at laps — Ea 1.69 — 1.69
Cementitious Roofing System Tectum(tm) roof deck systems for use on open beam ceilings with exposed joists. Provides a nailable top surface, a core of Styrofoam brand insulation and an exposed interior Tectum(tm) ceiling plank substrate. Tectum(tm) roof deck is highly moisture resistant and possesses high compressive strength, excellent sound absorption, insulative properties and a finished interior. Costs shown include nails, screws, and adhesive. Includes normal cutting waste.
Tectum I with T&G edges and square ends. Standard roof deck with foam insulation. Available in lengths up to 14' and widths to 3'
  2" thick C8@.017 SF 2.88 .79 3.67
  2-1/2" thick C8@.019 SF 3.24 .88 4.12
  3" thick C8@.021 SF 3.91 .97 4.88

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