Two-layer polyethylene air bubble core with a high-reflective metallized aluminum polyester film. This radiant barrier insulation is lightweight yet durable, designed to reduce radiant heat transfer while adding insulation value. Key benefits and features - Construction and materials - Two-layer polyethylene air bubble core - High-reflective metallized aluminum on polyester film - Insulation performance - Lightweight and durable insulation solution - Reflective barrier reduces radiant heat transfer - 3% heat reduction (as stated) - Fire and safety - Fire-grade radiant barrier - ASTM certification: Class 1 / A (ASTM E84) and ASTM E2599 - Handling and compatibility - Lightweight and easy to handle during installation - Suitable for applications requiring a radiant barrier with insulation - Designed to work where both insulation value and reflective heat protection are needed Technical attributes - Core: Two-layer polyethylene air bubbles - Outer film: Metalli zed aluminum on polyester for high reflectivity - Performance: Lightweight insulation with radiant barrier capability - Fire rating: Class 1 / A per ASTM E84; compliant with ASTM E2599 radiant barrier standards 2-3 practical use scenarios - Attic or roof space in buildings - Install as a radiant barrier to reduce heat gain from sunlight while contributing to insulation. Helps improve interior comfort and energy efficiency in warm climates. - Exterior walls or ceilings in industrial facilities - Use as a lightweight insulating layer that adds radiant heat protection without adding significant weight. Suitable for spaces where ease of installation and fire performance are important. - Insulated equipment enclosures and ductwork - Apply to enclosures or ducts requiring radiation reflection and fire-rated insulation. Supports safer operation in environments with heat exposure or flare risks. Notes - Material composition and core design provide a balance of light weight, durability, and reflective heat protection. - The product is intended for applications where a combination of insulation and radiant barrier performance is beneficial, with verified fire performance per the noted standards.