410-K-NA KOHLER K-410-K-NA Stillness 5/8-Inch Two-Handle Ceramic Valve DURABILITY: KOHLER finishes resist corrosion and tarnish for lasting durability. DESIGN: Ceramic disc valves with dual control wall-mounted. DESIGN: Ceramic disc valves with dual control wall-mounted. FLOW RATE: 2.2 gal/min (8.3 l/min) maximum flow rate. MATERIAL: Brass construction for durability and reliability DIMENSIONS: 9.8 x 4.8 x 4.1 inches REQUIREMENTS: Valve trim (sold separately).