Adapter for diverter valve. We are the manufacturer of different models of water filter unit in Taiwan.Our products including domestic R.O. systems, water purifiers, filter housings, filter cartridges, components and accessories all with very nice quality. Our products sell to many countries such as: USA, South America, Europe, Asia, India, Pakistan, Middle East, New Zealand and wins good response from our customers. We will be very pleased to send you our brochure for your study and establish the long-term relationship.