Gleam Marine Spar Varnish, Gloss and Satin Polyurethane Finish for Wood, Boat… por | 17 Jul 2026EASY TO APPLY BY BRUSHING, ROLLING OR SPRAYING: For a high gloss finish, apply 4-6 coats of Gleam Gloss; for a sleek satin finish, build with coats of Gleam Gloss varnish and use Gleam Satin for the final coats; Application Temp: 45-105F, 0-85% RH.