Bradford Polymax Wall Batts – Premium Australian Polyester Wall Insulation Bradford Polymax Wall Batts are premium Australian-made 100% polyester insulation designed for superior thermal and acoustic performance in internal and external walls. They help create energy-efficient, quieter, and more comfortable rooms by reducing heat flow and minimising noise transfer between spaces. Made with up to 50% recycled content, these low-allergen, non-irritant batts are easy to handle. Compression-packed for simpler transport and storage, they offer a clean, efficient installation.