Hycon HWP4 4" Hydraulic Trash Pump With Discharge Hose Neck Dam and a trim to fit

and a trim to fit angled neck dam which seats the helmet comfortably

The evolution of the mask has given way to a dramatic increase in visibility

MP3 Player Input allows for an external audio signal for diver entertainment

coupled with industry leading technology

Stroke length 1- 1/8 inch

Hycon HWP4 4" Hydraulic Trash Pump With Discharge Hose Neck Dam and a trim to fitThe HYCON HWP4 4" hydraulic trash pump features an advanced VORTEX design, specifically engineered for handling dirty water with large solids. The unique impeller at the top creates a circular motion in the water, forming a cone shaped air pocket at the center due to centrifugal force. This design minimizes the direct contact between water and the impeller, significantly reducing wear compared to conventional pumps. As a result, the pump has a longer