Gusher Urchin Manual Bilge Pump Thru Deck/BulkheadSince the 1940s Whale engineers have refined our manual bilge pump designs and completed extended life testing - the result? Whale&';s iconic manual bilge pump range.Manufactured by hand using high grade materials and drawing on more than 60 years experience.Features Easy of operation - Smooth easy action Easy maintenance - Clamp ring easily removed for pump head rotation and quick maintenance Versatility of design - Dual size nozzles for 25 mm (1") or 38 mm (1+") hose to suit your plumbing Efficient performance - up to 55 ltrs (14.5 US gals) per minute Three different mounting models (deck, bulkhead and thru deck models) WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Gallons Per Hour: 870 GPH Gallons Per Minute: 14.5 GPM Type: Manual Box Dimensions: 6"H x 8"W x 12"L WT: 2.8 lbs UPC: 766478901309