Home › Forums › Sign Making Discussions › General Sign Topics › What thickness acrlic? General Sign Topics What thickness acrlic? Posted by Jon Stephens on 22 November 2007 at 11:18 Hi guys I have a sign which is 1000mm x 500mm Should I go for 3 4 or 5 mm thickness ? Sign will mounted against a wall on turrets Thanks Jon Jon Stephens replied 18 years, 1 month ago 2 Members · 2 Replies 2 Replies Robert Lambie Member 22 November 2007 at 12:06 what do you mean by turrets? i would only use 5mm or above mate. Jon Stephens Member 22 November 2007 at 16:51 Thanks Rob 🙂 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