On Hold: Invalid Serial Number
This means that your rebate is temporarily on hold because the serial number provided on the rebate application has not validated. We recommend checking the details of your rebate application online, where you can make updates as required.
Please visits www.lennoxconsumerrebates.com and select 'Check Existing Claim'
We also recommend confirming the model and serial numbers for the unit(s) have been entered correctly, and that there are no typos. Please confirm the model and serial number directly on the unit, on the serial number tag. Please update the serial numbers as required online.