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10 Best boat plumbings of 2025

Save up to 58% off
  • Best Choice

    1

    SEAFLO 06 Series Automatic Submersible Bilge Pump - 750GPH, 12V, 3/4" Outlet, 4-Year Warranty! All-in-One Pump and Float Switch, Snap-Off Strainer, Compact for Marine Boat Yacht, CE Rohs Certified
    SEAFLO

    SEAFLO 06 Series Automatic Submersible Bilge Pump - 750GPH, 12V, 3/4" Outlet, 4-Year Warranty! All-in-One Pump and Float Switch, Snap-Off Strainer, Compact for Marine Boat Yacht, CE Rohs Certified

    • maximum flow rate:12.5 Gallons Per Minute
    • material:Plastic
    • power source:Corded Electric
    • style:750 GPH
    • voltage:12 Volts DC
    9.7
    Exceptional
    Our Rating
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  • Value for Money

    2

    Understanding Boat Plumbing and Water Systems (Sheridan House Guides)
    Lyons Press

    Understanding Boat Plumbing and Water Systems (Sheridan House Guides)

    9.6
    Exceptional

  • 3

    Bilge Pump Installation Kit Bilge Pump Hose 1-1/8-Inch Dia Plumbing Kit | 6 FT Premium Quality Kink-free Flexible PVC Hose | Includes 2 Clamps and Thru-Hull Fitting
    MAXZONE

    Bilge Pump Installation Kit Bilge Pump Hose 1-1/8-Inch Dia Plumbing Kit | 6 FT Premium Quality Kink-free Flexible PVC Hose | Includes 2 Clamps and Thru-Hull Fitting

    9.5
    Excellent
    Our Rating

  • 4

    Attwood 7524A7 Snap-Handle Drain Plug, For 1-Inch-Diameter Drains, Locks in Place, Brass Handle, Rubber Plug
    attwood

    Attwood 7524A7 Snap-Handle Drain Plug, For 1-Inch-Diameter Drains, Locks in Place, Brass Handle, Rubber Plug

    • size:1.25 x 1.87 x 4.87 inches
    • warranty:Not applicable.
    • color:N/A
    • material:N/A
    • connector:N/A
    9.3
    Excellent
    Our Rating

  • 5

    attwood 3873-3 Polypropylene Straight Thru-Hull Connector for Boating Plumbing Fittings, White Finish
    attwood

    attwood 3873-3 Polypropylene Straight Thru-Hull Connector for Boating Plumbing Fittings, White Finish

    58% Off
    9.1
    Excellent
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  • 6

    SEAFLO Thru Hull Fitting Through Hull (1.125" 1-1/8", 01-Pack)
    SEAFLO

    SEAFLO Thru Hull Fitting Through Hull (1.125" 1-1/8", 01-Pack)

    9.0
    Excellent

  • 7

    SEAFLO Thru Hull Fittings (3/4")
    SEAFLO

    SEAFLO Thru Hull Fittings (3/4")

    8.8
    Very Good

  • 8

    attwood 3875-3 1.5" Polypropylene Straight Thru-Hull Connector for Boating Plumbing Fittings, White Finish
    attwood

    attwood 3875-3 1.5" Polypropylene Straight Thru-Hull Connector for Boating Plumbing Fittings, White Finish

    8.7
    Very Good

  • 9

    Attwood 11587-4 T-Handle Drain Plug, for 1-Inch-Diameter Drains, Locks in Place, Brass-Plated Handle
    attwood

    Attwood 11587-4 T-Handle Drain Plug, for 1-Inch-Diameter Drains, Locks in Place, Brass-Plated Handle

    8.4
    Good

  • 10

    6699 Plumbing Kit Included 6FT Kink-Free Flexible PVC Hose, 2 Stainless Steel Clamps & Thru-Hull Fitting Easy to Install for Boat Bilge Pumps with 1-1/8” Outlet Ideal for Fishing Boats Cruisers Yachts
    6699

    6699 Plumbing Kit Included 6FT Kink-Free Flexible PVC Hose, 2 Stainless Steel Clamps & Thru-Hull Fitting Easy to Install for Boat Bilge Pumps with 1-1/8” Outlet Ideal for Fishing Boats Cruisers Yachts

    20% Off
    8.3
    Good