# Vent boot

**URL:** <https://forum.nachi.org/t/vent-boot/92928>\
**Category:** Roofing Inspections\
**Created:** [January 14, 2015, 3:07am UTC](https://forum.nachi.org/t/vent-boot/92928 "2015-01-14T03:07:54Z")\
**Posts on this page:** 2\
**Page:** 2

<div class="post-metadata">

**Author:** ![Robert\_R.Sheppard](https://avatars.discourse-cdn.com/v4/letter/r/c6cbf5/32.png) [@Robert\_R.Sheppard](https://forum.nachi.org/u/Robert_R.Sheppard)\
**Post date:** [January 20, 2015, 10:55pm UTC](https://forum.nachi.org/t/vent-boot/92928/21 "2015-01-20T22:55:51Z")

</div>

Check the attic for proper ventilation, excess moisture in the attic can cause lead vent covers to deteriorate. The list is endless…someone dumping chemicals down the sink, corrosive chemical storage at the attic, on and on…

---

<div class="post-metadata">

**Author:** ![Vince\_De\_Sosa](https://avatars.discourse-cdn.com/v4/letter/v/f6c823/32.png) [@Vince\_De\_Sosa](https://forum.nachi.org/u/Vince_De_Sosa)\
**Post date:** [January 21, 2015, 3:33am UTC](https://forum.nachi.org/t/vent-boot/92928/22 "2015-01-21T03:33:16Z")

</div>

> [@jshishilla](#):
>
> [Underside Condensation and Corrosion of Lead Sheet Roofs](http://www.buildingconservation.com/articles/leadsheetroofs/lead-sheet-roofs.htm)
> 
> Got it!

Thanks John!

[Previous page](https://forum.nachi.org/t/vent-boot/92928.md?page=1)