Single component pure polyurethane waterproof coating on a factory roof. by opus_support | Apr 23, 2021 | Uncategorized | 0 comments Single component pure polyurethane waterproof coating on a factory roof. Single component pure polyurethane waterproof coating on a factory roof. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.