Check insulation on piping and vessels. Look for damage and susceptible areas that might be exposed to freezing conditions. And replace and add insulation as needed. These are among the steps to take to avoid freezing critical process heating systems in cold weather.
“Freeze Protection and Planning Guide and Checklist” from Briskheat Corp. offers a concise document to help operators anticipate freezing conditions and protect equipment and materials against freeze damage. It includes advice on inspection, preventative maintenance and corrective maintenance.