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269 Industrial Park Rd.

                          PermaTherm                                                              Monticello, GA 31064
                                                                                                  {p} (706) 468-7500
                                                               269 Industrial Park Rd. | Monticello, GA 31064
                                                                                                  {f } (706) 468-7510
                           Insulation Innovation     {p} (706) 468-7500 | {f} (706) 468-7510 (866) 468-7510
                                                                                                  {e} info@permatherm.net
                                                                                 {e} permatherm@earthlink.com




                      Expanded Polystyrene DataSheet
PermaTherm EPS is a closed cell, lightweight, resilient, foamed plastic composed of hydrogen and
carbon atoms. PermaTherm EPS has a compressive strength of 10-60 psi for most construction
applications. Within that range PermaTherm EPS can be molded to meet specific application
requirements.

Applied in roofs, walls, and foundations, PermaTherm EPS has a successful history of efficient use in
industrial, commercial, cold storage and residential construction. Where energy efficiency and cost
effectiveness have long been primary design considerations, architects have made PermaTherm EPS
the dominant thermal insulation.

LONG-TERM INSULATION VALUE
PermaTherm EPS insulation (1.0 pcf) provides a typical R-value of 4.17 per inch (k-factor=0.24) at a
mean temperature of 40°F, and a typical R-value of 3.85 per inch (k-factor=0.26) at a mean temperature of
75°F. The higher the R-value, the higher the insulating effect. When properly installed and protected from
moisture, the R-value of PermaTherm EPS insulation remains constant. The R-value will not decrease
with age. As a result, the thermal resistance, or R-value of PermaTherm EPS may be used without any
adjustment for aging.

MOISTURE RESISTANCE
A study by the Energy Materials Testing Lab (EMTL) has shown that EPS insulation material installed
in well-constructed roofs does not absorb appreciable moisture, even under conditions characteristic of
prolonged, cold, damp winters. The small amount of moisture absorbed (an average of 0.2% by weight)
has little or no effect on the compressive or flexural strength and the EPS insulation retains between 95%
and 97% of its thermal efficiency.

Though EPS has low water vapor transmission, EPS is not a vapor barrier. Rather, it “breathes” and,
                                                                      .
therefore needs no costly venting as do some other relatively impermeable insulation materials which
could otherwise trap moisture within walls and roof assemblies.

TEMPERATURE CYCLING
PermaTherm EPS is able to withstand the abuse of temperature cycling, assuring long-term performance.
In a series of tests conducted by Dynatech Research and Development Co., Cambridge, MA, core
specimens removed from existing freezer walls, some as old as 16 years, demonstrate EPS freeze thaw
cycles without loss of structural integrity or other physical properties.




                                                                      Contents and logo are property of PermaTherm, Inc.
 page 1 of 5                                                          All rights reserved. Copyright 2008 ©
                                                                      Rev: EPS-DS-0508
269 Industrial Park Rd.

                                     PermaTherm                                                                         Monticello, GA 31064
                                                                                                                        {p} (706) 468-7500
                                                                                                                        {f } (706) 468-7510
                                      Insulation Innovation                                                             {e} info@permatherm.net



                             Expanded Polystyrene Insulation
                                           Typical Physical Properties

    Specification Reference:                 ASTM C 578-92                       Type I          Type VIII         Type II       Type 1X
    Property                                Units                               ASTM Test

    Density, minimum                        (pcf)             D303 or D 1622 0.90               1.15              1.35          1.80
    Density Range                                                            0.90-1.14          1.15 – 1.34       1.35-1.79     1.80-2.20

    Thermal Conductivity at 25 F            BTU/(hr.)         C177 Or C518      0.23            0.22              0.21          0.20
       ’
    K Factor                at 40 F         (sp.Ft.)(F/in.)                     0.24            0.235             0.22          0.21
                            at 75 F                                             0.26            0.255             0.24          0.23

    Thermal Resistance                      at 25 F           at 1 inch         4.35            4.54              4.76          5.00
    R-value*         at 40 F                thickness                           4.17            4.25              4.55          4.76
                     At 75 F                                                    3.85            3.92              4.17          4.35

    Strength Properties
    Compressive 10% Deformation             psi               D 1621            10 – 24         13 - 18           15 - 21       25 - 33
    Flexural                                psi               C 203             25 - 30         30 - 38           40 - 50       50 - 75
    Tensile                                 psi               D 1623            16 - 20         17 - 21           18 - 22       23 - 27
    Shear                                   psi               D 723             18 - 22         23 - 25           26 - 32       33 - 37
    Shear Modulus                           psi               ----              280 - 320       370 - 410         460 - 500     600 - 640
    Modulus of Elasticity                   psi               ----              180 - 220       250 - 310         320 - 360     460 - 500

    Moisture Resistance
    WVT                                     perm. in.         E 96              2.0-5.0         1.5 – 3.5         1.0 – 3.5     0.6 – 2.0
    Absorption (vol.)                       %                 C 272             <4.0            <3.0              <3.0          <2.0
    Capillarity                             ----              ----              none            none              none          none

    Coefficient of Thermal Expansion         in./(in.)(f)      D 696             0.000035        0.000035          0.000035      0.000035

    Maximum Service Temperature             F                 ----
     Long term exposure                                                         167             167               167           167
     Intermittent exposure                                                      180             180               180           180

    Oxygen Index                            %                 D 2863            24.0            24.0              24.0          24.0

    *R-value is a measure of resistance to heat flow. The higher the R-value, the greater the insulating effect.



Flame Spread and Smoke Development recorded while the material remained in the original test position. Surface Burn-
ing Characteristics derived from ASTM E-84 are not intended to reflect hazards presented by this product under actual
conditions. The manufacturer in no event assumes liability beyond the purchase price or replacement of material
proven to be defective and reported in a timely fashion, but not longer than six (6) months after shipment. Only the
senior executive of PermaTherm has the authority to alter or extend these conditions.

PermaTherm’s EPS products were tested by Underwriters Laboratories, Inc. and meet the requirements of the Standard
Mechanical Code and the International Mechanical Code.




                                                                                            Contents and logo are property of PermaTherm, Inc.
Page 2 of 5                                                                                 All rights reserved. Copyright 2008 ©
                                                                                            Rev: EPS-DS-0508
269 Industrial Park Rd.

                             PermaTherm                                                        Monticello, GA 31064
                                                                                               {p} (706) 468-7500
                                                                                               {f } (706) 468-7510
                              Insulation Innovation                                            {e} info@permatherm.net



 ENVIRONMENTAL IMPACT
 EPS insulation is an inert, organic material produced from petroleum and natural gas by-products. EPS
 insulation does not contain ozone depleting chlorofluorocarbons (Clefts) or hydrochlorofluorocarbons
 (HCFCs). It is manufactured with hydrocarbon blowing agents. It provides no nutritive value to plants,
 animals or micro-organisms. It will not rot, and is highly resistant to mildew.

 EPS is recyclable. After its original life as insulation, EPS could be recycled into a variety of consumer
 products. Many EPS molders have been reprocessing their own in-plant scrap for many years. An
 infrastructure for the collection of EPS is being developed, making it possible to produce products
 containing post-consumer recycled EPS materials. EPS molders can now provide you with a place to return
 scrap EPS construction insulation as well as offer recycled content products when specified or desired.

 In addition, when disposed of through incineration EPS foam functions as an energy source contributing
 more than 15,000 btu’s per pound as additional fuel. The products of complete combustion are carbon
 dioxide, water vapor and trace quantities of nonhazardous ash; similar by-products are produced when
 wood is burned. When landfilled, EPS does not biodegrade. It will not create methane gas or leachate,
 materials known to be harmful to air quality and ground water.

 EPS insulation does not contain ozone depleting chlorofluorocarbons (CFCs) or
 hydrochlorofluorocarbons (HCFCs).

 STRENGTH CHARACTERISTICS
 For foundation and wall applications in which EPS insulation board provides reasonable absorption of
 building movement without transferring stress to the outer skins at the joints. Type I EPS (1 lb/ft³)
 material provides the dimensional stability and compressive strength necessary to withstand light roof
 traffic and equipment weight at reasonably high surface temperatures.

 If greater rigidity and strength are needed, compressive strengths up to 60 psi are available. For
 recommendations, consult your with your PermaTherm representative.

 STANDARDS COMPLIANCE
 EPS insulation may be manufactured to meet or exceed the requirements of major building codes,
 ASTM C578-07, HUD Use of Materials Bulletin #71, and DOE/RCS Standards.

 FABRICATION AND INSTALLATION
 EPS insulation is easily fabricated during manufacture to meet specific design and dimensional
 requirements. Further, because of its light weight, it is easily stored, handled and installed on the job site.
 In addition, it can be cut to shape with ordinary tools to assure tight joints, thus eliminating heat loss.




                                                                       Contents and logo are property of PermaTherm, Inc.
Page 3 of 5                                                            All rights reserved. Copyright 2008 ©
                                                                       Rev: EPS-DS-0508
269 Industrial Park Rd.

                            PermaTherm                                                       Monticello, GA 31064
                                                                                             {p} (706) 468-7500
                                                                                             {f } (706) 468-7510
                             Insulation Innovation                                           {e} info@permatherm.net




 TYPES AND SIZES
 In addition to standard EPS board insulation, various types of laminated products are available. These
 laminates, such as film or foil facings, improve board strength weatherability and can provide additional
 R-value when used in conjunction with an air space. Prefabricated EPS core panels with metal facings are
 also available for wall and roof applications. EPS insulation is available in thicknesses ranging form ½” to
 24”, widths up to 48” and lengths up to 192”.

 COST EFFICIENCY
 EPS insulation typically costs less than other rigid board insulations when compared on the basis of R-
 value. When evaluating the cost efficiency of rigid insulations, compare the price of equal lengths and
 widths for the cost of the R-value per inch of thickness.

 COMBUSTIBILITY
 Like many construction materials, EPS is combustible. It should not be left exposed to flame or other
 ignition sources. EPS insulation should be covered with a thermal barrier or otherwise installed in
 accordance with applicable building code requirements.

 SOLVENT ATTACK
 EPS is subject to attack by petroleum-based solvents. Care should be taken to prevent contact between EPS
 and these solvents or their vapors.

 ULTRAVIOLET DEGRADATION
 Prolonged exposure to sunlight will cause slight discoloration and surface dusting of EPS insulation. The
 insulating properties will not be significantly affected under normal usage. EPS stored outside should be
 protected with a light-colored opaque tarpaulin.

 VAPOR BARRIERS
 Although EPS provides a high level of moisture resistance and breathability
                                                                          , recommended design practices
 for walls and foundations should be followed in the selection of vapor and moisture barriers for severe
 exposures.

 Each application should be studied to determine the need for a vapor retarder to control internal
 condensation.




                                                                  Contents and logo are property of PermaTherm, Inc.
Page 4 of 5                                                       All rights reserved. Copyright 2008 ©
                                                                  Rev: EPS-DS-0508
269 Industrial Park Rd.

                           PermaTherm                                                    Monticello, GA 31064
                                                                                         {p} (706) 468-7500
                                                                                         {f } (706) 468-7510
                            Insulation Innovation                                        {e} info@permatherm.net




INSTALLATION EXPOSURE
Following each day of application, all exposed insulation should be covered and temporarily sealed from
moisture in accordance with good building practices. Insulation exposed to moisture should be replaced or
thoroughly dried prior to application of finish or covering.

APPLICATION TEMPERATURES
In roof construction requiring hot asphalt, temperatures should not exceed 250°F at the time for direct
contact with EPS insulation. Avoid contact between EPS and high-temperature equipment, such as asphalt
kettles and flame sealers.


                                                  Warning
EPS products are manufactured with a fire retardant; however, EPS insulation will burn upon exposure to
an adequate source of heat or flame. EPS should be kept away from flame or heat sources, including, but
not limited to, open flames, welder’s torches, or other sources of heat. Once ignited, EPS will burn with
intense heat and smoke. It is the responsibility of the purchaser to warn all of those who may be in contact
with EPS insulation about the need to adhere to these requirements when the product is stored on the jobsite.
EPS insulation should not be used in exposed applications.




                                             PermaTherm
                                       269 Industrial Park Road
                                        Monticello, GA 31064

                                             (706) 468-7500
                                             (877) 468-7500
                                         Fax: (866) 468-7510
                                         Fax: (706) 468-7510
                                    Email: info@permatherm.net




                                                                     Contents and logo are property of PermaTherm, Inc.
 Page 5 of 5                                                         All rights reserved. Copyright 2008 ©
                                                                     Rev: EPS-DS-0508

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PermaTherm Expanded Polystyrene DataSheet

  • 1. 269 Industrial Park Rd. PermaTherm Monticello, GA 31064 {p} (706) 468-7500 269 Industrial Park Rd. | Monticello, GA 31064 {f } (706) 468-7510 Insulation Innovation {p} (706) 468-7500 | {f} (706) 468-7510 (866) 468-7510 {e} info@permatherm.net {e} permatherm@earthlink.com Expanded Polystyrene DataSheet PermaTherm EPS is a closed cell, lightweight, resilient, foamed plastic composed of hydrogen and carbon atoms. PermaTherm EPS has a compressive strength of 10-60 psi for most construction applications. Within that range PermaTherm EPS can be molded to meet specific application requirements. Applied in roofs, walls, and foundations, PermaTherm EPS has a successful history of efficient use in industrial, commercial, cold storage and residential construction. Where energy efficiency and cost effectiveness have long been primary design considerations, architects have made PermaTherm EPS the dominant thermal insulation. LONG-TERM INSULATION VALUE PermaTherm EPS insulation (1.0 pcf) provides a typical R-value of 4.17 per inch (k-factor=0.24) at a mean temperature of 40°F, and a typical R-value of 3.85 per inch (k-factor=0.26) at a mean temperature of 75°F. The higher the R-value, the higher the insulating effect. When properly installed and protected from moisture, the R-value of PermaTherm EPS insulation remains constant. The R-value will not decrease with age. As a result, the thermal resistance, or R-value of PermaTherm EPS may be used without any adjustment for aging. MOISTURE RESISTANCE A study by the Energy Materials Testing Lab (EMTL) has shown that EPS insulation material installed in well-constructed roofs does not absorb appreciable moisture, even under conditions characteristic of prolonged, cold, damp winters. The small amount of moisture absorbed (an average of 0.2% by weight) has little or no effect on the compressive or flexural strength and the EPS insulation retains between 95% and 97% of its thermal efficiency. Though EPS has low water vapor transmission, EPS is not a vapor barrier. Rather, it “breathes” and, . therefore needs no costly venting as do some other relatively impermeable insulation materials which could otherwise trap moisture within walls and roof assemblies. TEMPERATURE CYCLING PermaTherm EPS is able to withstand the abuse of temperature cycling, assuring long-term performance. In a series of tests conducted by Dynatech Research and Development Co., Cambridge, MA, core specimens removed from existing freezer walls, some as old as 16 years, demonstrate EPS freeze thaw cycles without loss of structural integrity or other physical properties. Contents and logo are property of PermaTherm, Inc. page 1 of 5 All rights reserved. Copyright 2008 © Rev: EPS-DS-0508
  • 2. 269 Industrial Park Rd. PermaTherm Monticello, GA 31064 {p} (706) 468-7500 {f } (706) 468-7510 Insulation Innovation {e} info@permatherm.net Expanded Polystyrene Insulation Typical Physical Properties Specification Reference: ASTM C 578-92 Type I Type VIII Type II Type 1X Property Units ASTM Test Density, minimum (pcf) D303 or D 1622 0.90 1.15 1.35 1.80 Density Range 0.90-1.14 1.15 – 1.34 1.35-1.79 1.80-2.20 Thermal Conductivity at 25 F BTU/(hr.) C177 Or C518 0.23 0.22 0.21 0.20 ’ K Factor at 40 F (sp.Ft.)(F/in.) 0.24 0.235 0.22 0.21 at 75 F 0.26 0.255 0.24 0.23 Thermal Resistance at 25 F at 1 inch 4.35 4.54 4.76 5.00 R-value* at 40 F thickness 4.17 4.25 4.55 4.76 At 75 F 3.85 3.92 4.17 4.35 Strength Properties Compressive 10% Deformation psi D 1621 10 – 24 13 - 18 15 - 21 25 - 33 Flexural psi C 203 25 - 30 30 - 38 40 - 50 50 - 75 Tensile psi D 1623 16 - 20 17 - 21 18 - 22 23 - 27 Shear psi D 723 18 - 22 23 - 25 26 - 32 33 - 37 Shear Modulus psi ---- 280 - 320 370 - 410 460 - 500 600 - 640 Modulus of Elasticity psi ---- 180 - 220 250 - 310 320 - 360 460 - 500 Moisture Resistance WVT perm. in. E 96 2.0-5.0 1.5 – 3.5 1.0 – 3.5 0.6 – 2.0 Absorption (vol.) % C 272 <4.0 <3.0 <3.0 <2.0 Capillarity ---- ---- none none none none Coefficient of Thermal Expansion in./(in.)(f) D 696 0.000035 0.000035 0.000035 0.000035 Maximum Service Temperature F ---- Long term exposure 167 167 167 167 Intermittent exposure 180 180 180 180 Oxygen Index % D 2863 24.0 24.0 24.0 24.0 *R-value is a measure of resistance to heat flow. The higher the R-value, the greater the insulating effect. Flame Spread and Smoke Development recorded while the material remained in the original test position. Surface Burn- ing Characteristics derived from ASTM E-84 are not intended to reflect hazards presented by this product under actual conditions. The manufacturer in no event assumes liability beyond the purchase price or replacement of material proven to be defective and reported in a timely fashion, but not longer than six (6) months after shipment. Only the senior executive of PermaTherm has the authority to alter or extend these conditions. PermaTherm’s EPS products were tested by Underwriters Laboratories, Inc. and meet the requirements of the Standard Mechanical Code and the International Mechanical Code. Contents and logo are property of PermaTherm, Inc. Page 2 of 5 All rights reserved. Copyright 2008 © Rev: EPS-DS-0508
  • 3. 269 Industrial Park Rd. PermaTherm Monticello, GA 31064 {p} (706) 468-7500 {f } (706) 468-7510 Insulation Innovation {e} info@permatherm.net ENVIRONMENTAL IMPACT EPS insulation is an inert, organic material produced from petroleum and natural gas by-products. EPS insulation does not contain ozone depleting chlorofluorocarbons (Clefts) or hydrochlorofluorocarbons (HCFCs). It is manufactured with hydrocarbon blowing agents. It provides no nutritive value to plants, animals or micro-organisms. It will not rot, and is highly resistant to mildew. EPS is recyclable. After its original life as insulation, EPS could be recycled into a variety of consumer products. Many EPS molders have been reprocessing their own in-plant scrap for many years. An infrastructure for the collection of EPS is being developed, making it possible to produce products containing post-consumer recycled EPS materials. EPS molders can now provide you with a place to return scrap EPS construction insulation as well as offer recycled content products when specified or desired. In addition, when disposed of through incineration EPS foam functions as an energy source contributing more than 15,000 btu’s per pound as additional fuel. The products of complete combustion are carbon dioxide, water vapor and trace quantities of nonhazardous ash; similar by-products are produced when wood is burned. When landfilled, EPS does not biodegrade. It will not create methane gas or leachate, materials known to be harmful to air quality and ground water. EPS insulation does not contain ozone depleting chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs). STRENGTH CHARACTERISTICS For foundation and wall applications in which EPS insulation board provides reasonable absorption of building movement without transferring stress to the outer skins at the joints. Type I EPS (1 lb/ft³) material provides the dimensional stability and compressive strength necessary to withstand light roof traffic and equipment weight at reasonably high surface temperatures. If greater rigidity and strength are needed, compressive strengths up to 60 psi are available. For recommendations, consult your with your PermaTherm representative. STANDARDS COMPLIANCE EPS insulation may be manufactured to meet or exceed the requirements of major building codes, ASTM C578-07, HUD Use of Materials Bulletin #71, and DOE/RCS Standards. FABRICATION AND INSTALLATION EPS insulation is easily fabricated during manufacture to meet specific design and dimensional requirements. Further, because of its light weight, it is easily stored, handled and installed on the job site. In addition, it can be cut to shape with ordinary tools to assure tight joints, thus eliminating heat loss. Contents and logo are property of PermaTherm, Inc. Page 3 of 5 All rights reserved. Copyright 2008 © Rev: EPS-DS-0508
  • 4. 269 Industrial Park Rd. PermaTherm Monticello, GA 31064 {p} (706) 468-7500 {f } (706) 468-7510 Insulation Innovation {e} info@permatherm.net TYPES AND SIZES In addition to standard EPS board insulation, various types of laminated products are available. These laminates, such as film or foil facings, improve board strength weatherability and can provide additional R-value when used in conjunction with an air space. Prefabricated EPS core panels with metal facings are also available for wall and roof applications. EPS insulation is available in thicknesses ranging form ½” to 24”, widths up to 48” and lengths up to 192”. COST EFFICIENCY EPS insulation typically costs less than other rigid board insulations when compared on the basis of R- value. When evaluating the cost efficiency of rigid insulations, compare the price of equal lengths and widths for the cost of the R-value per inch of thickness. COMBUSTIBILITY Like many construction materials, EPS is combustible. It should not be left exposed to flame or other ignition sources. EPS insulation should be covered with a thermal barrier or otherwise installed in accordance with applicable building code requirements. SOLVENT ATTACK EPS is subject to attack by petroleum-based solvents. Care should be taken to prevent contact between EPS and these solvents or their vapors. ULTRAVIOLET DEGRADATION Prolonged exposure to sunlight will cause slight discoloration and surface dusting of EPS insulation. The insulating properties will not be significantly affected under normal usage. EPS stored outside should be protected with a light-colored opaque tarpaulin. VAPOR BARRIERS Although EPS provides a high level of moisture resistance and breathability , recommended design practices for walls and foundations should be followed in the selection of vapor and moisture barriers for severe exposures. Each application should be studied to determine the need for a vapor retarder to control internal condensation. Contents and logo are property of PermaTherm, Inc. Page 4 of 5 All rights reserved. Copyright 2008 © Rev: EPS-DS-0508
  • 5. 269 Industrial Park Rd. PermaTherm Monticello, GA 31064 {p} (706) 468-7500 {f } (706) 468-7510 Insulation Innovation {e} info@permatherm.net INSTALLATION EXPOSURE Following each day of application, all exposed insulation should be covered and temporarily sealed from moisture in accordance with good building practices. Insulation exposed to moisture should be replaced or thoroughly dried prior to application of finish or covering. APPLICATION TEMPERATURES In roof construction requiring hot asphalt, temperatures should not exceed 250°F at the time for direct contact with EPS insulation. Avoid contact between EPS and high-temperature equipment, such as asphalt kettles and flame sealers. Warning EPS products are manufactured with a fire retardant; however, EPS insulation will burn upon exposure to an adequate source of heat or flame. EPS should be kept away from flame or heat sources, including, but not limited to, open flames, welder’s torches, or other sources of heat. Once ignited, EPS will burn with intense heat and smoke. It is the responsibility of the purchaser to warn all of those who may be in contact with EPS insulation about the need to adhere to these requirements when the product is stored on the jobsite. EPS insulation should not be used in exposed applications. PermaTherm 269 Industrial Park Road Monticello, GA 31064 (706) 468-7500 (877) 468-7500 Fax: (866) 468-7510 Fax: (706) 468-7510 Email: info@permatherm.net Contents and logo are property of PermaTherm, Inc. Page 5 of 5 All rights reserved. Copyright 2008 © Rev: EPS-DS-0508