Sky Blue Amp Home › Forums › Percolator Tube Amp Forum › Percolator Gallery › Sky Blue Amp Tagged: finish, glaze, percolator This topic has 0 replies, 1 voice, and was last updated 9 years, 4 months ago by Glen v A. Viewing 1 post (of 1 total) Author Posts July 22, 2015 at 11:43 am #683 Reply Glen v AParticipant Paul in Arizona finished his Percolator with an Indigo Blue stain and matte clear coat finish. Read more on our Facebook page. I think this is gorgeous. Author Posts Viewing 1 post (of 1 total) Reply To: Sky Blue Amp Your information: Name (required): Mail (will not be published) (required): Website: Submit