Ashtray sealer This topic has 1 reply, 1 voice, and was last updated 4 years, 6 months ago by Katherine Swift. Viewing 1 reply thread Author Posts May 22, 2020 at 1:49 am #84463 AmandaGuest Hello! I make resin ashtrays, I would like to start selling them but I’m wondering if there’s some kinda sealer or something I can put on to make it more heat resistant May 22, 2020 at 7:41 pm #84472 Katherine SwiftKeymaster Hi Amanda, I’m afraid I don’t know of such a product. Author Posts Viewing 1 reply thread The topic ‘Ashtray sealer’ is closed to new replies.