! j I I - National Roofing Contractors Association

Extruded PolystyreneRoof Board Insulation(Homogeneous Only)D~ D~ EPS I«>LDING INSULATED LUCAS SALES LUCAS SALES NPS UC UCCHEMICAL CHEMICAL INC BUILDING CC»4PANY INC CC»4PANY INC CDRPDRATION INDUSTRIES INDUSTRIESUSA USA SYSTEMSOH OH TX VA I«> MO I«> OH OHStyrofo_rand Dow Grayboard Contour Pro- Styrofoam SM Lucas Lite Lucas Lite Contour Pro- F~lar 150 F~lar 250Tongue&GrvInsl Insulation tec:ted Board Brand Insul Tapered Tapered tec:ted Board1.9 1.7 2.4 1.9 Typ 1.4 1.8 2.4 1.35 Min. 1.6 Min.Continuous Continuous Continuous Continuous Continuous Continuous Continuous Continuous ContinuousClosed-Cell Closed-Cell Skin Closed'Cell ExtrOOed ExtrOOed Skin ExtrlxJed ExtrOOedExtrOOed Skin ExtrOOed Skin ExtrOOed Skin Skin Skin Skin SkinContinuous Continuous Continuous Continuous Saw Cut Saw Cut Continuous Continuous ContinuousClosed-Cell Closed-Cell Skin Closed-Cell Surface Surface Skin ExtrOOed ExtrOOedExtrOOed Skin ExtrOOed Skin ExtrOOed Skin Skin SkinYES YES NO YES YES YES NO NO YES1971 1986 1984 1976 1983 1983 1983 1983ASTMC578-87 ASTMC578-87 ASTMC578.83 ASTMC578-87A HHI524C.III HHI524C-IV HHI524C-IV ASTMC578-87 ASTMC578-87Type IV Type X Type IV ASTMC578-87'X ASTMC578-87- ASTMC578.83 Type X Type IVIV HHI524C HHI524C25 Min 15 Min 40 25 Min 15 25 40 15 Min 25 Min90 >90ICBO 2257 ICBO 2257 ICBO 2257 ICBO 3628 ICBO 3628BOCA 86-98 BOCA 86-98 BOCA 86-98 BOCA 88-31 BOCA 88-31SBCCI 87710 SBCCI 87710 SBCCI 87710 SBCCI 8965 SBCCI 8965See Appendix See Appendix See Appendix See Appendix See AppendixFor UL For UL For UL For UL For ULInformation Information Information Information InformationSee Appendix See Appendix See Appendix See Appendix See Appe~i~ See Appendi~ ~ee A~i~ ~"~~i~X X X X X X X Xc;: -371