Soundown WaterDrop Vertical and Soundown Axial Marine Exhaust Silencers are the industry benchmark for super quiet, low back pressure, universally configurable systems. These silencers are manufactured in both vertical and horizontal format, and are capable of both above and below water discharge for applications ranging from small 7 kW generators up to 3500 hp main engines. Construction is primarily heavy schedule, high temperature, fire retardant FRP lay-up with white finish. Complete system design and review is also available as an additional service when installing Soundown Exhaust Silencers.