Installing the headliner Welcome to TeardropForum.com › Forums › Teardrop Builders’ Forum › Installing the headliner This topic has 0 replies, 1 voice, and was last updated 7 years, 5 months ago by faithie999. Viewing 1 post (of 1 total) Author Posts June 15, 2017 at 6:07 pm #935 faithie999Participant The hymnal says to relieve all the edges of the foam headliner pieces with a 1/2 inch router bit. That seems pretty aggressive. Is that what everyone has done or have you just created chamfers where required? thanks ken Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In