Application: Make sure surface to be preserved is clean and dry apply 2 to 3 light coats of Patina Preserver. Allow 5 minutes between each coat. Do not move part for at least 15 minutes, product is self leveling and movement may affect final coating. Fully cure in 45 to 60 minutes. Clear protection lasts for approximately 12 months depending on conditions. 1 can covers 12-16 square ft. Spray coat is highly durable, UV and weather resistant Prevents rust from spreading Lasts up to 1 year No gloss - invisible finish