Resisto roof repair is a mastic composed of bitumen and additives used to waterproof roof details (valley flashings, vents, chimney base, etc.) and to reapir a variety joints, holes, and cracks. Professional quality. Asbestos free. Can be applied on dry surfaces. Adhere to a wide variety of materials.
Dries quickly : 4 to 24 hours (according to room temperature and quantity used). Black.
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