#8500 100% SILICONE MASTIC

Seal and repair with lasting strength. Lucas #8500 Silicone Mastic is a high-performance mastic grade silicone made for roof repairs, sealing seams, fasteners, penetrations, and other details prior to applying silicone roof coatings. Lucas #8500 adheres to a wide range of surfaces.

Benefits:

• Strong and flexible: Won’t crack, shrink, or pull away over time.
• Safe and clean: Low odor, solvent-free, and non-corrosive.
• Multi-surface performance: Adheres to most common commercial roof coating substrates.

*Primer may be needed.