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Tropical #924 Eterna-Sil Premium Silicone
Why Contractors Love
Tropical #924 Eterna-Sil Premium Silicone
One-coat, no-primer system — faster installs, no mixing required
Excellent adhesion to metal, SPF, mod-bit, single-ply & more
100% silicone — stands up to ponding water, won’t crack or peel
High-solids formula — better coverage, fewer coats
Fast moisture-cure — beat the weather, reduce job site delays
Backed by Tropical Roofing Products — 70+ years of trusted performance
Protect and extend roof life with Tropical #924 Eterna-Sil
Topical #924 is a high-solids, single-component silicone roof coating designed for long-term waterproofing and UV protection. It cures quickly with moisture and forms a seamless, durable, and breathable membrane that resists ponding water and harsh weather.
It adheres without a primer to most roof types — including metal, mod-bit, single-ply membranes, SPF, concrete, and existing coatings.
Tested, proven, and backed by Tropical Roofing Products with available warranties of up to 20 years.
