Optimize your refrigeration system to save Small changes to your refrigeration system's settings could mean big energy savings. Our Refrigeration program reduces operational costs and improves reliability. We offer an onsite study, implementation costs, and equipment rebates. To learn more, call 800-493-3299 or visit otpco.com/refrigeration. Cheesy Y Cheesy OTTER TAIL POWER COMPANY fin Optimize your refrigeration system to save Small changes to your refrigeration system's settings could mean big energy savings . Our Refrigeration program reduces operational costs and improves reliability . We offer an onsite study , implementation costs , and equipment rebates . To learn more , call 800-493-3299 or visit otpco.com/refrigeration . Cheesy Y Cheesy OTTER TAIL POWER COMPANY fin