| BTU Input: | 109000 |
|---|---|
| Application: | Heating |
| Capacity (Gallons): | 53 |
| Depth (Inches): | 42-7/16" |
| Height (Inches): | 25.75" |
| Width (Inches): | 25-3/4" |
| Weight (lbs): | 246 lbs |
| Warranty: | 8 Year Limited |

The tank and heat exchanger are covered for replacement up to 8 years. For the 9th year and beyond they have a limited warranty on the heat exchanger where a percentage is paid by the purchaser. The following screen shot http://screencast.com/t/tuJ2c6iu shows further information.
yes it does