Upgrade your home's energy efficiency with Ultrotherm internal wall insulation tiles. These slim 12mm polyurethane panels provide high-performance thermal insulation for solid brick and masonry walls, significantly reducing heat loss. Designed for a quick, low-disruption retrofit, they can be installed over existing plaster without removing essential features like skirting boards or radiators. Their flexibility allows for easy installation around awkward shapes and curves, and they can be simply plastered over, creating a durable surface ready for painting or wallpapering. Ultrotherm tiles are breathable, fire-rated (Class 0), and manufactured under ISO 9001 standards, ensuring safety and a service life of over 25 years. Key Features: High-performance internal wall insulation, Slim 12mm polyurethane tiles, Quick and low-disruption retrofit, Flexible and easy to cut, Durable and fire-rated construction. Product Summary: Ultrotherm wall insulation tiles, polyurethane, grey, 12mm thickness, for solid walls, energy-efficient homes, retrofit insulation.