Last updated: 3/9/2026
By accessing and using HVAC Checker, you agree to be bound by these Terms of Service and all applicable laws and regulations. If you do not agree with any of these terms, you are prohibited from using this service.
Permission is granted to use HVAC Checker for personal and commercial purposes, subject to the following restrictions:
HVAC Checker is provided "as is" and "as available" without any warranties of any kind, either express or implied, including but not limited to:
While we strive to provide accurate information, we do not guarantee that the serial number decoding results are 100% accurate. Always verify critical information with the manufacturer or a certified HVAC professional.
In no event shall HVAC Checker or its suppliers be liable for any damages (including, without limitation, damages for loss of data or profit, or due to business interruption) arising out of the use or inability to use the service, even if HVAC Checker or an authorized representative has been notified orally or in writing of the possibility of such damage.
The serial number decoding information provided on HVAC Checker is compiled from publicly available sources and manufacturer documentation. While we make every effort to ensure accuracy, serial number formats may change, and some older or uncommon formats may not be supported. Users should verify critical information with the equipment manufacturer or a qualified HVAC professional.
You may not use HVAC Checker:
The service and its original content, features, and functionality are owned by HVAC Checker and are protected by international copyright, trademark, and other intellectual property laws. Brand names and logos (Carrier, Trane, Lennox, Goodman, etc.) are trademarks of their respective owners and are used for informational purposes only.
Our service may contain links to third-party websites that are not owned or controlled by HVAC Checker. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party websites.
We reserve the right to modify or replace these Terms of Service at any time. If a revision is material, we will provide at least 30 days' notice prior to any new terms taking effect. What constitutes a material change will be determined at our sole discretion.
These Terms shall be governed and construed in accordance with applicable laws, without regard to its conflict of law provisions.
If you have any questions about these Terms of Service, please contact us through our website.