GOLD MASTER MB-50 is a frost-resistant bitumen oil mastic designed for protection and waterproofing of roofs, foundations, concrete surfaces, roofing felt, bitumen shingles, and underground pipelines. When dry, it forms a uniform black semi-matte film resistant to environmental exposure and aggressive conditions. Remains elastic even at low temperatures, ensuring long-lasting protection against moisture and corrosion. Consumption: 2.5–3.5 kg/m² Packaging: plastic bucket.