Ultra Block Reflective Material 48" x 48"

The Design Engineering Ultra Block is a premium thermal barrier solution designed to protect critical components from extreme heat exposure. Constructed with a high-tech reflective aluminum outer layer and a tightly woven fiberglass backing, this heat shield is engineered to withstand direct heat sources up to 2000°F. Whether you’re working on performance vehicles, off-road rigs, or custom builds, the Ultra Block™ provides superior thermal protection to prevent heat soak, reduce engine bay temperatures, and shield sensitive parts from heat damage.

Measuring 48" x 48", this versatile sheet can be cut and trimmed to fit a variety of applications, making it perfect for firewall protection, floor pans, transmission tunnels, fuel cells, and more. Its flexible yet durable design ensures it conforms easily to complex shapes while delivering long-lasting performance. With the Ultra Block™, you get a reliable solution for managing heat in high-performance environments, ensuring safety and efficiency for your vehicle.