- Perfect Compatibility: This pool light gasket serves as a direct replacement for Pentair model 79101600Z, ensuring a secure, leak-proof fit for Pentair Amerlite, Intellibrite, and SAM lights. It is specifically designed for use with inground pool light housings. - Long-Lasting Durability: Made from premium-grade silicone, this gasket is engineered to withstand chlorine exposure, extreme temperatures, and UV rays, offering reliable waterproof protection for your inground pool light over time. - Precision Fit & Dimensions: Measuring 8 3/8 inches, this gasket ensures a snug fit for Pentair Amerlite and Intellibrite pool lights, maintaining the integrity of the seal without compromising performance. - Leak-Proof & Waterproof Seal: This replacement gasket creates an airtight barrier that prevents moisture accumulation and water damage, effectively eliminating leaks in your pool light fixtures. - Easy Installation & Maintenance: The flexible, snap-on design allows for quick and tool-free installation. Simply replace your old gasket to enhance waterproofing and prolong the life of your in-pool lights. - Enhanced Protection for Pool Lights: This gasket effectively blocks dust, debris, and water from infiltrating your pool light housing, ensuring consistent illumination and reducing maintenance costs. Use scenarios: 1. Ideal for replacing worn-out gaskets in residential inground pools to maintain optimal lighting and safety. 2. Perfect for pool service professionals looking to enhance the longevity and performance of Pentair lighting fixtures during routine maintenance. 3. Suitable for quick repairs before pool parties or events, ensuring your lighting system operates flawlessly.