Lucas 1500 Acrylic Roof Mastic 3.5 Gallon:

Lucas #1500 Elastomeric Acrylic Mastic is an acrylic elastomeric roof sealant intended for application to metal, asphalt, modified bitumen and most single-ply roofs.

A high degree of rubber-like elasticity allows this product to accommodate wide swings in temperature and significant building movement.

#1500 should be used to repair roofs and seal metal roof fasteners prior to application of roof coating.

Lucas #1500 is UV stable may be used for general purpose topical repairs.