DuPont™ Styrofoam™ Brand Plazamate™ XR XPS Insulation

High R-value, Tough, Versatile Insulation for Commercial Roof, Low-Temp, and Geotechnical Applications HFC Regulation Compliant Formulation

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DuPont™ Styrofoam™ Brand Plazamate™ XR XPS Insulation

High R-value, Tough, Versatile Insulation for Commercial Roof, Low-Temp, and Geotechnical Applications HFC Regulation Compliant Formulation

<br><b>DuPont™ Styrofoam™ Brand Plazamate™ XR Extruded Polystyrene (XPS) Insulation</b> is next generation in evolution of high-performance closed cell insulation that allows extra design flexibility for architects and engineers by optimizing roof thickness – reducing expensive commercial roof building alterations required for meeting the latest building and energy codes – and assists in reducing overall project costs. <b>Styrofoam™ Brand Plazamate™ XR XPS Insulation </b> is reusable, moisture-resistant, durable, easy to work with and offers more R per inch. <br><br> <b>Styrofoam™ Brand Plazamate™ XR XPS Insulation </b>, with a compressive strength of 60 psi (415 kPa), stands out for its strong moisture resistance and R-value retention. It's designed to resist compressive creep and fatigue, ensuring long-term structural integrity and thermal performance. This insulation is ideal for wet and exposed applications, including plaza decks and roof insulation.
 
 
 
 
 
 

Features & Benefits 

 
 
 
 
 
 

Specifications

 
 
 

Standard Sizes

Thickness Width Length R-Value Edge Treatment
2 1/4 in. 4 ft. 8 ft. 15 Square Edge
3 in. 4 ft. 8 ft. 20 Square Edge
 
 
 

Testing

<b>Styrofoam™ Brand Plazamate™ XR XPS Insulation</b> exhibits the properties and characteristics indicated in the table below when tested as represented. Review all instructions and (Material) Safety Data Sheet ((M)SDS) before use. Please contact DuPont at 1-833-338-7668 when additional guidance is required for writing specifications that include this product.

TEST METHOD TEST TITLE PROPERTY RESULTS
FIRE
UL 723 Test Method for Surface Burning Characteristics of Building Materials Surface Burning Characteristics Flame Spread ≤ 25
Smoke Developed ≤ 450
THERMAL
ASTM C518 Standard Test Method for Steady-State Thermal Transmission Properties by Means of the Heat Flow Meter Apparatus Thermal Resistance per inch @ 75°F mean temp1 6.7 ft2
•h•°F/Btu, R-value, min.
ASTM D696 Standard Test Method for Coefficient of Linear Thermal Expansion of Plastics Between −30°C and + 30°C with a Vitreous Silica Dilatometer Coefficient of Linear Thermal Expansion 3.5 x 10-5
in/in•°F
ASTM D2126 Standard Test Method for Response of Rigid Cellular Plastics to Thermal and Humid Aging Change in Dimensions 0.9 % change, max.
STRENGTH
ASTM D1621 Standard Test Method for Compressive Properties of Rigid Cellular Plastics Compressive Strength2 60 psi, min.
ASTM C203 Standard Test Methods for Breaking Load and Flexural Properties of Block-Type Thermal Insulation Flexural Strength 75 psi, min
WATER
ASTM C272 Standard Test Method for Water Absorption of Core Materials for Sandwich Construction Water Absorption 0.01 % by volume, max.
ASTM E96 Standard Test Methods for Gravimetric Determination of Water Vapor Transmission Rate of Materials Water Vapor Permeance3 0.2 perm, max.

1Values are consistent with the criteria of ASTM C578 and the requirements of the FTC R-value rule (16 CFR Part 460). R means resistance to heat flow. The higher the R-value, the greater the insulating power.

2Vertical compressive strength is measured at 10 percent deformation or at yield, whichever occurs first. Since Styrofoam™ Brand Extruded Polystyrene Foam Insulations are visco-elastic materials, adequate design safety factors should be used to prevent long-term creep and fatigue deformation.

3Based on 1” thickness.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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