The Everpure BTA-16 is a 16-gallon buffer tank assembly designed to enhance the performance of your reverse osmosis system. Featuring a 1/2" inner diameter, this tank effectively manages the operation of the RP pump, ensuring optimal water flow and pressure. It is specifically compatible with the HF (high flow) model BWS and OP series reverse osmosis systems, model number 164-81018. This durable assembly is essential for maintaining consistent water quality and efficiency in your filtration setup.