The #241 Silicone O-ring is specifically designed for standard housings in Pentair Residential Filtration systems. This high-quality silicone material ensures a reliable seal, preventing leaks and maintaining system efficiency. With dimensions tailored for standard applications, this O-ring is resistant to temperature fluctuations and chemical exposure, making it ideal for water filtration environments. Its durability and flexibility ensure a long-lasting fit, essential for optimal performance in various filtration setups. Upgrade your filtration system with this essential component for enhanced reliability.