The Groen 171843 Reverse Osmosis Membrane is designed specifically for HY-3 and HY-5 models, ensuring optimal performance and efficiency. This high-quality membrane effectively removes impurities and contaminants from water, providing clean and safe output for various applications. Its durable construction guarantees longevity and reliability, making it an essential component for maintaining the integrity of your reverse osmosis system. Upgrade your water purification process with the Groen 171843 for superior filtration results.