Wall Mounted Basin Mixer with Progressive Cartridge Hot-Cold Mixing. -> PVD Finish: Rose Gold PVD (Physical Vapor Deposition) uses a state-of-the-art process that molecularly bonds the finish to the faucet creating the most durable finish available today. Products with PVD finish will not corrode, discolor, or tarnish. With the trend for special finishes currently dominating bathroom design, Rose Gold is by far our best-loved faucet finish. Aquant’s unique Rose Gold tone adds just the right amount of depth and luxury to any space. -> Solid Brass construction for durability and reliability. -> Hot & Cold Operation using Progressive Cartridge Technology: Progressive cartridge technology, allowing accurate temperature control in one simple rotation of the handle-knob. This efficient energy-saving technology ensures hot water wastage is reduced and the beautifully refined design allows for easier elegant operation.