Isolenta NIT-B15-20 / B Blue Navigator 71107 - Varies with width and sustainability, is a high quality PVC insulation ribbon designed for insulation and engagement of electrical wires. This tape, which is 20 mm, is suitable for use in larger surfaces and wider wiring groups. It facilitates visual distinguishes with the color of the sky and allows practical application in various technical areas. It is resistant to humidity, temperature and mechanical effects. Provides reliable results in professional electrical work, repair processes and industries. This isolenta, which is presented with the quality of the navigator brand, is ideal for both daily and long-term use.