Sculpt Nouveau Aluma Black A-14All Birchwood patinas are considered traditional patinas that will age or darken metal. These patinas are sold concentrated and should be diluted with distilled water (up to 50%) before use. A-14 Aluma Black spray or brush Black Antiquing Solution for Aluminum. Using the solution too strong may cause problems.For more information and help check out this awesome guide by Sculpt Nouveau *HERE*
