The Everpure BTA-2.5 is a 2.5-gallon buffer tank designed for use with 50-gallon storage tanks (model 340-50004). This essential component enhances your reverse osmosis system by providing additional water storage capacity, ensuring a steady supply of purified water. Constructed in a durable white finish, the tank is built to withstand everyday use while maintaining optimal performance. Ideal for replacement needs, the BTA-2.5 is a reliable choice for improving your water filtration setup.