Home › Forums › Sign Making Discussions › Vinyl › Mactac WW300 application. Advice please on flat painted wall Vinyl Mactac WW300 application. Advice please on flat painted wall Posted by Richard Lewis on 4 March 2015 at 21:59 Hi All …Anybody used Mactac ww300 on a flat painted wall? Just after a heads up on any application tips etc …Thanks in advance Richard Lewis replied 10 years, 8 months ago 1 Member · 0 Replies 0 Replies Sorry, there were no replies found. Log In to Reply Log in to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me Log In to Reply Start of Discussion 0 of 0 replies June 2018 Now