The B&K valves are precisely engineered for outstanding service, long life and reliable performance. These valves offer easy operation, superior flow and include a wide range of water/oil/gas valves. Constructed from forged brass materials. Valves are arranged in series reflecting the valve's performance characteristics, connection types and handle style. B&K valves are created to meet UPC and ICC plumbing code requirements and are certified to meet NSF 61 with many available in lead-free compliant versions.