Domestic RO membranes play a critical role in ensuring clean, safe drinking water by filtering out impurities and contaminants. Balancing quality and affordability is essential when selecting an RO membrane, as high-quality membranes provide reliable purification and longer lifespan but often come at a higher cost. Affordable options, while budget-friendly, may compromise performance or durability. It’s important to choose a membrane from a trusted brand that meets quality standards while fitting within budget. By investing in a good-quality, cost-effective RO membrane, households can enjoy effective water filtration, optimal performance, and reduced maintenance costs in the long run.