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FOAMGLAS® T4+ CELLULAR GLASS

FOAMGLAS® T4+ CELLULAR GLASS

Owens Corning® FOAMGLAS® T4+ is a high-performance, rigid cellular glass insulation designed specifically for roofing and building applications. This closed-cell insulation offers an unmatched combination of durability, thermal efficiency, and environmental resistance, making it ideal for installations exposed to extreme temperatures and moisture. FOAMGLAS® T4+ provides a sustainable solution with zero deflection, high compressive strength, and resistance to mold, insects, and fire.

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Description

Owens Corning® FOAMGLAS® T4+ is a high-performance, rigid cellular glass insulation designed specifically for roofing and building applications. This closed-cell insulation offers an unmatched combination of durability, thermal efficiency, and environmental resistance, making it ideal for installations exposed to extreme temperatures and moisture. FOAMGLAS® T4+ provides a sustainable solution with zero deflection, high compressive strength, and resistance to mold, insects, and fire.

Specifications

  • Material: Inorganic soda lime glass
  • Density: Minimum 5.5 pcf (88 kg/m³)
  • Service Temperature: -445°F to 806°F (-265°C to 430°C)
  • Water Absorption: Max 0.1% by volume (ASTM C240)
  • Water Vapor Permeability: Max 0.005 perm-in (ASTM E96)
  • Compressive Strength: Minimum 87 psi (600 kPa)
  • Flexural Strength: Minimum 65.3 psi (450 kPa)
  • Thermal Resistance (R-Value): 3.4 per inch at 75°F (0.59 m²·K/W)
  • Fire Performance:
    • Flame Spread Index: 0
    • Smoke Developed Index: 0 (ASTM E84)
  • Environmental Certifications:
    • 60% recycled content certified by natureplus Institute SCE

Features

  • Non-Combustible: Classified as non-combustible per ASTM E136
  • Dimensional Stability: Resists expansion, contraction, and deformation under temperature changes
  • Waterproof and Vapor Impermeable: Blocks moisture ingress, providing long-lasting protection
  • High Compressive Strength: Capable of withstanding heavy loads, suitable for roof and floor applications
  • Sustainable Choice: Contains a high percentage of recycled materials, contributing to green building standards

Applications

  • Roofing and Building Insulation:
    • Ideal for flat and low-slope roofs, as well as foundation and façade insulation in commercial and industrial buildings
  • Extreme Environments:
    • Suitable for installations in high humidity, water, or chemically aggressive settings

Available Sizes

  • Thickness: 1.5″ to 7″ in 0.5″ increments
  • Width: 18″
  • Length: 24″

Documents

Product Data Brochure

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