# Water heater age

**URL:** <https://forum.nachi.org/t/water-heater-age/20310>\
**Category:** Plumbing Inspections\
**Created:** [September 19, 2007, 2:50am UTC](https://forum.nachi.org/t/water-heater-age/20310 "2007-09-19T02:50:20Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![rcarter](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/rcarter/32/179166_2.png) [@rcarter](https://forum.nachi.org/u/rcarter)\
**Post date:** [September 19, 2007, 2:50am UTC](https://forum.nachi.org/t/water-heater-age/20310/1 "2007-09-19T02:50:20Z")

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It is a Bradford White  
Model #MI40S6DS13  
SER #TD5426148-131  
THANKS IN ADVANCE RON

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**Author:** ![dhadler](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/dhadler/32/1233_2.png) [@dhadler](https://forum.nachi.org/u/dhadler)\
**Post date:** [September 19, 2007, 3:08am UTC](https://forum.nachi.org/t/water-heater-age/20310/2 "2007-09-19T03:08:15Z")

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That would be April of 1999. according to the first two letters in the serial #

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**Author:** ![lkage](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/lkage/32/347658_2.png) [@lkage](https://forum.nachi.org/u/lkage)\
**Post date:** [September 19, 2007, 11:46am UTC](https://forum.nachi.org/t/water-heater-age/20310/3 "2007-09-19T11:46:46Z")

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> [@dhadler](#):
>
> That would be April of 1999. according to the first two letters in the serial #

Agreed…and this may be helpful, Ron.

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**Author:** ![pdoane](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/pdoane/32/909_2.png) [@pdoane](https://forum.nachi.org/u/pdoane)\
**Post date:** [September 19, 2007, 3:34pm UTC](https://forum.nachi.org/t/water-heater-age/20310/4 "2007-09-19T15:34:31Z")

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Good Larry, I was just going to post that.

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**Author:** ![kgerhauser](https://sea2.discourse-cdn.com/internachi/user_avatar/forum.nachi.org/kgerhauser/32/1149_2.png) [@kgerhauser](https://forum.nachi.org/u/kgerhauser)\
**Post date:** [September 20, 2007, 6:42am UTC](https://forum.nachi.org/t/water-heater-age/20310/5 "2007-09-20T06:42:16Z")

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Is there a chart for BW after 2003???😛