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Packaged and Split System HVAC Calculator

Our Packaged and Split System HVAC Calculator enables you to quickly and easily estimate energy and cost savings when comparing commercial packaged or split heating and cooling system applications. View, print, and download your results.

Customer Information

Collection of your personal information is optional and is used to assemble a printable report of the final results. The information will not be sold or shared with any third party.

Gathering of Personally-Identifying Information

Certain visitors to this website choose to interact with Duke Energy in ways that require Duke Energy to gather personally-identifying information. The amount and type of information that Duke Energy gathers depends on the nature of the interaction. For example, we ask visitors who log in to provide an email address and name. Those who engage with Duke Energy tools or calculators – by providing building profile information to calculate energy, for example – are asked to provide additional information, including as necessary the personal information required to perform the calculations. In each case, Duke Energy collects such information only insofar as is necessary or appropriate to fulfill the purpose of the visitor’s interaction with Duke Energy. Duke Energy does not disclose personally-identifying information other than as described below. And visitors can always refuse to supply personally-identifying information, with the caveat that it may prevent them from engaging in certain website-related activities.

Aggregated Statistics

Duke Energy may collect statistics about the behavior of visitors to this website. For instance, Duke Energy may monitor the most popular tools on the website. Duke Energy may display this information publicly or provide it to others. However, Duke Energy does not disclose personally-identifying information other than as described below.

Protection of Certain Personally-Identifying Information

We do not sell, trade, or otherwise transfer to outside parties your personally identifiable information. This does not include trusted employees, contractors and affiliated organizations that assist us in operating our website, conducting our business, or servicing you and have agreed not to disclose it to others. Other than to its employees, contractors and affiliated organizations, as described above, Duke Energy discloses potentially personally-identifying and personally-identifying information only in response to a subpoena, court order or other governmental request, or when Duke Energy believes in good faith that disclosure is reasonably necessary to protect the property or rights of Duke Energy, third parties or the public at large. If you are a registered user of this website and have supplied your email address, the email address you provide may be used to send you information, respond to inquiries, and/or other requests or questions. Duke Energy takes all measures reasonably necessary to protect against the unauthorized access, use, alteration or destruction of potentially personally-identifying and personally-identifying information.


A cookie is a string of information that a website stores on a visitor’s computer, and that the visitor’s browser provides to the website each time the visitor returns. We use cookies to understand and save your preferences for future visits and compile aggregate data about site traffic and site interaction so that we can offer better site experiences and tools in the future. Visitors who do not wish to have cookies placed on their computers should set their browsers to refuse cookies before using this website, with the drawback that certain features of the website may not function properly without the aid of cookies.

Third party links

Occasionally, at our discretion, we may link to third party products or services on our website. These third party sites have separate and independent privacy policies. We therefore have no responsibility or liability for the content and activities of these linked sites. Nonetheless, we seek to protect the integrity of our site and welcome any feedback about these sites.

Childrens Online Privacy Protection Act Compliance

We are in compliance with the requirements of COPPA (Childrens Online Privacy Protection Act), we do not collect any information from anyone under 13 years of age. Our website, products and services are all directed to people who are at least 13 years old or older.

Your Consent

By using our site, you consent to this website privacy policy.

Privacy Policy Changes

Although most changes are likely to be minor, Duke Energy may change its Privacy Policy from time to time, and in Duke Energy’s sole discretion. Duke Energy encourages visitors to frequently check this page for any changes to its Privacy Policy. Your continued use of this site after any change in this Privacy Policy will constitute your acceptance of such change. This policy was last modified on 5/19/2012.