The Echo Secondary Filter enhances your existing Echo water filtration system, offering an additional layer of protection. It's designed to remove residual contaminants like chlorine and heavy metals, ensuring cleaner, purer water. Easy to install, this filter fits seamlessly into Echo 9 and Ultra models, helping to maintain optimal water quality.Ideal for households with water quality concerns, the filter improves taste and clarity while promoting healthier hydration. With a long lifespan, it requires minimal maintenance and supports your Echo system's performance effectively. The Echo Secondary Filter is engineered for enhanced water purification, reducing contaminants like chlorine and heavy metals. It integrates easily with Echo filtration systems and provides long-lasting performance, typically requiring replacement every 6 to 12 months. This filter is BPA-free and made from food-grade materials, ensuring safety and durability. Multi-stage Filtration: Provides extra filtration for chlorine and heavy metals. Easy Installation: Designed with a twist-and-lock mechanism for quick setup. Durable and Safe: Constructed from BPA-free, food-grade materials for longevity and safety. Extended Filter Life: Lasts 6 to 12 months depending on water quality and usage.