IMPORTANT Read entire label before using. Application temperature must be a minimum of 60°F and rising. Do not apply when temperature is expected fo drop below 50°F within a 24 hour period. Be sure to wear eye protection and gloves when mixing and applying Gray Shield materials. In areas where dew or fog accumulates in the early evening, it is best to coat in the morning. Stop coating by early afternoon (3:00 pm) fo prevent wash off, which will occur if dew, fog, or rain arrive before coating dries.