1- Vietnamese Inmax device, original 7 stages, first grade. The sixth stage is ceramic, metals, 4x1. Comes with the device: 1- 75 gallon membrane 2- 15 liter fiber tank 3- Royal chrome compressor, anti-rust Offer price: 630 Includes installation and tax. Two-year warranty on the device, including all electrical parts, and free service for 10 years in case of any problem. Free visit. And an offer on the device itself: With a self-filling water cooler, 3 taps (hot, cold, moderate) for 1100. Periodic maintenance follow-up every six months. And we send you our regards.