WEATHER RESISTANT SEALANT: ELK Butyl Seal Tape ensures a durable, weather-resistant seal unaffected by normal building movements, offering a wide service temperature range and extended shelf life. STRONG AND DURABLE PERFORMANCE: This leak-proof putty liner reliably shuts off moisture, vapor, corrosive chemicals, and other leakages. Tacky yet leaves no sticky mess. Flexible and non-hardening, providing long-lasting protection. PROFESSIONAL REPAIR SOLUTION: Ideal for various applications, including crawl space wall liners, decking, joists, roofing, patch and repair, mobile homes, automobiles, windshields, headlights, sunroofs, and boat surfaces. EASY INSTALLATION: Double-sided adhesive for seamless application on overlapping metal seams and unusual patterns, ensuring a watertight seal. Installs without gaps for effective moisture protection. DIRECTIONS FOR OPTIMAL RESULTS: Simply apply the waterproof tape tightly, ensuring a clean and dry surface before installation. Avoid stretching or overlapping the sealant. Apply pressure during application for complete bonding.