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Accuracy and reliability of the information provided is believed accurate but is not guaranteed.

This web site should not be relied upon for commercial use or interpretations. This guide is intended to assist Commercial/Residential Building Inspectors, HVAC professionals, Facilities Managers, HOA’s, etc., in determining the date of manufacture and/or age of HVAC equipment to determine the expected useful life (EUL). Your use of any such or similar incorporeal property is at your own risk. Unless otherwise stated Building Intelligence Center (sites are neither endorsed by nor affiliated with any of the holders of any such rights and as such Building Intelligence Center (cannot grant any rights to use any otherwise protected materials. Their use here does not imply that you may use them for any purpose other than for the same or a similar informational use as contemplated by the original authors of these articles under the CC-BY-SA and GFDL licensing schemes.

As these standards are revised or renewed approximately every 4 to 6 years, one can reasonably estimate the year of manufacture within 4-6 years from (after) the standards date.Īny of the trademarks, service marks, collective marks, design rights or similar rights that are mentioned, used or cited in the articles of the Building Intelligence Center (are the property of their respective owners. Regardless, the specific standard will normally be listed on the data tag/plate and followed by the YEAR of the last revision (often the year is placed in parenthesis or follows the hyphen after the specific standard number). For Canada, a common standard compliance is through the Canada Standards Association Group (CSA). the compliance standard is typically from the American National Standards Institute (ANSI). Most manufacturers today are required to include the manufacture compliance standard on the data tag. Perhaps you can assist us in our research with additional information.Įmail us at Using the ANSI or CSA standards to determine approximate Date of Manufacture.

Style 1: UNKNOWN Description: Unknown Unfortunately we are unable to determine the date of manufacture or age of these units.

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