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Marine Plumbing & Ventilation

1571 products
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29% Off
Regular price $100.99
Sale price $100.99
Regular price $141.78
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Cartridge ComboCombines the line of cartdrige bilge pumps with automatic operation. Equipped with a non-clogging electronic float switch.Specs: Capacity 3' head (13.6V): 50l/min - 800 GPH Capa...
18% Off
Regular price $822.99
Sale price $822.99
Regular price $999.99
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Seaward 11 Gallon Hot Water Heater - Stainless Steel - 120V - 1500WWhale Electric Water Heaters includes models with the very latest  technology. All heaters are manufactured from only highest qua...
22% Off
Regular price $439.99
Sale price $439.99
Regular price $565.00
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2-1/2" Bronze Tri-Flanged Ball Valve/SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug The...
22% Off
Regular price $169.99
Sale price $169.99
Regular price $218.00
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2-1/2" Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 2-1/2" GROCO thru-hull fitting than conventional thru-hulls.Features: NPSM / NPT combination thread C83600 Bronze U...
30% Off
Regular price $144.99
Sale price $144.99
Regular price $206.00
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Pump Service KitService kit for GROCO SPO Series Pumps made after September 2001.What's Included? Rotor, 8-Slot (SP-99-A) Blades (8) (SP-98) O-ring (2-034) Snap ring (SNAP RING-1) Seal assembly (6...
15% Off
Regular price $70.99
Sale price $70.99
Regular price $84.00
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1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/4" Material: Bronze Box Dimensions: 3"H x 3"W x 6"...