The BT50 OFAC Double Block is an upgraded variant of the silent series, featuring a twin-cylinder (double block) pump design. By splitting the workload across two cylinders, this 2hp unit achieves faster recovery times and smoother operation than single-block alternatives, all while maintaining a whisper-quiet environment.Key FeaturesDouble Block Efficiency: The twin-cylinder configuration increases air displacement ($CFM$), allowing the 50-liter tank to reach its maximum pressure significantly faster.Silent Technology: Engineered with noise-dampening intake filters and vibration-reducing mounts, keeping decibel levels low enough for indoor conversation.