[Thru Deck  & Bulkhead]

This Whale Gusher Urchin is the most proven and effective manual bilge pump, providing long term durability and reliability and smooth, efficient pumping. It is the ideal pump for use in tight spaces, and it is designed for through mounting or by bulkhead mounting. This hand made pump features an innovative clamping ring that can be easily removed to adjust the head to the available space or specific installation position. This pump has a compact design to fit into the largest variety of spaces available, a durable molded base, durable and lightweight polypropylene construction, and a molded handle. It features a Tricuspid outlet valve, and the pump provides 1 inch or 1 ½ inch hose connection options. With a 1 inch hose connection for boats up to 40 feet, a max. Flow rate of 14.5 GPM possible (based on 70 beats per minute). Whale designs and manufactures reliable seawater systems that are easy to install and use; boat enthusiasts with water, waste management and durable bilge pumps. For over 70 years, Whale has been supplying innovative, high-quality products that ensure peace of mind and allow you to enjoy your adventures on the water.