ThermalLiner 4mm Reflective Insulation

Trade Select ThermalLiner™ is a thin, high-performing reflective insulation designed for easy installation in roofs, walls, and floors. At just 4 mm thick, it offers a fibre-free, non-irritant solution for builders and renovators looking to improve thermal efficiency and reduce condensation. With its double foil facing, it reflects up to 95% of radiant heat, acting as a thermal break and moisture barrier in one. Whether you’re lining a metal shed, insulating a garage ceiling, or retrofitting timber frames, ThermalLiner™ is an ideal choice for fast, effective insulation that also meets BAL requirements for bushfire zones. Durable, flexible, and rated Extra Heavy Duty, this insulation roll provides 30 m² coverage, helping homeowners and builders meet energy code requirements with ease. Product Specifications Thickness: 4 mm Material R-Value: R0.10 Emittance: 0.03 (foil side), 0.90 (anti-glare side) Vapour Classification: Class 2 Vapour Barrier Fire Classification: Low flammability | Suitable for all BAL zones Durability: Extra Heavy Duty UV Resistance: Up to 90 days Acoustic Properties: Minor echo and noise reduction benefit Dimensions Roll Size: 1500 mm × 20 m Coverage Per Roll: 30 m² Material Composition Core: Chemically cross-linked closed-cell XPE foam Facers: Reflective aluminum foil on one side Anti-glare laminated foil on the other for safe handling and installation Bonding: Thermally fused composite, fibre-free and non-irritant Best Uses & Applications Shed & Garage Roofs/Walls: Lightweight and flexible — ideal for lining metal-clad sheds to reduce heat gain and improve comfort. Ceiling & Floor Applications: Can be installed under floors and ceilings to create a radiant barrier and prevent moisture transfer. Residential Timber or Steel Frames: Enhances performance of stud walls and ceilings in homes with limited cavity space or for retrofit jobs. Commercial Buildings: Useful in industrial sites, commercial mezzanines, or temporary constructions where rigid foam or batts are impractical. Bushfire Protection: Rated for all BAL zones — effective for use in bushfire-prone areas where flexible wrap and insulation are required.