Talk:Air-admittance valve

This page links to 2 redirect pages, 1 disambiguation page, and Plumbing drainage venting plus Talk:Plumbing drainage venting. Otherwise, it is linkless. KarenAnn 13:35, 18 July 2006 (UTC)

I have merged all unique content into Plumbing drainage venting and created a redirect to there. -- kaosfere 18:22, 27 July 2006 (UTC)