Security roller shutters manufactured from high quality aluminum, specially pressed profiles filled with a hardened, warmth foam available in sizes: 37mm, 39mm, 41mm, 45mm, 55mm.Roller blinds made by wlperfect perfectly secure niche windows and doors in your home from vandalism, unwanted interference score, but also a very good thermal and acoustic insulation, and effectively protect your interior from excessive sunlight and wind. wlperfect pedantic performance guarantees and roller assembly, high resistance to external factors to ensure you a sense of security for many years. We give 36 month warranty on all external products.