Threshold Madness Continues March 18, 2011 · by madisonsquare · Bookmark the permalink. · Threshold, post-stain/ pre-poly: Post-poly, first coat: After a light sanding, we’ll apply another coat, then sand, then a final coat. Then, marble threshold! Share this: Click to email a link to a friend (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Pinterest (Opens in new window) Pinterest Like Loading... Related