backed sealing tape that bonds instantly to most building materials to provide a permanent, watertight seal Flashband has four layers of protection, creating both tear and impact resistance and capable of withstanding extreme temperatures of up to 200 deg F or below 0 deg F Extremely durable abacked sealing tape that bonds instantly to most building materials to provide a permanent, watertight seal Flashband has four layers of protection, creating both tear and impact resistance and capable of withstanding extreme temperatures of up to 200 deg F or below 0 deg F Extremely durable and long lasting protection in all climates. Provides backed sealing tape that bonds instantly to most building materials to provide a permanent, watertight seal Flashband has four layers of protection, creating both tear and impact resistance and capable of withstanding extreme temperatures of up to 200 deg F or below 0 deg F Extremely durable and long lasting protection in all climates. Provides backed sealing tape that bonds instantly to most building materials to provide a permanent, watertight seal Flashband has four layers of protection, creating both tear and impact resistance and capable of withstanding extreme temperatures of up to 200 deg F or below 0 deg F Extremely durable and long lasting protection in all climates. Provides lasting protection in all climates. Provides