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Marine Plumbing & Ventilation


Marine Hardware


Marine hardware includes structural, mechanical, and safety-related components permanently installed on boats and yachts.

These parts are designed to withstand constant vibration, heavy loads, UV exposure, and corrosive saltwater environments.

MarineWaze offers professional-grade marine hardware suitable for offshore fishing boats, center consoles, sailboats, pontoons, and recreational vessels.


Common Uses for Marine Hardware


  • Deck mounting and structural attachment
  • Mooring, anchoring, and towing support
  • Access control, ventilation, and onboard safety
  • Mechanical isolation and vibration reduction

Materials & Construction Standards


  • Marine-grade stainless steel and anodized aluminum
  • UV-stabilized polymers and reinforced composites
  • Corrosion-resistant finishes for saltwater exposure
  • Compatible with fiberglass, aluminum, and wood decks

Why Choose Professional-Grade Marine Hardware


  • Designed specifically for marine environments
  • Load-rated for safety-critical applications
  • OEM-style fitment for clean installations
  • Trusted for new builds and refit projects

Trusted Brands in This Category


Marine hardware is sourced from respected marine manufacturers such as Sea-Dog Line, Attwood Marine, Whitecap, TACO Marine, Perko, Southco, Springfield Marine, and Lewmar.


Related Boat Systems & Categories


Marine hardware is commonly installed alongside systems from Anchoring & Docking, Boat Outfitting, Steering Systems, Marine Plumbing & Ventilation, Marine Electrical, Marine Safety.


Installation & Compatibility Guidance


  • Suitable for new installations and retrofit applications
  • Compatible with common marine mounting standards
  • Designed for freshwater and saltwater use
  • Frequently installed by professional marine technicians

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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]

    GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]

    MSRP: $28.00
    $22.99
    Bronze Hose Barb Thru-Hull Fitting - 5/8" Features:NPS Thread With Hose ConnectionC83600 BronzeUL Listed 647B Specifications:Hose Size: 5/8"Material: BronzeBox Dimensions: 3"H x 3"W x 4"L WT: 0.5 lbsUPC: 742985062269
    MSRP: $28.00
    $22.99
    Qty in Cart: 0
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    MSRP: $28.00
    $22.99
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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 1/2" [HTH-500]

    GROCO Bronze Hose Barb Thru-Hull Fitting - 1/2" [HTH-500]

    MSRP: $22.00
    $18.99
    Bronze Hose Barb Thru-Hull Fitting - 1/2" Features:NPS Thread With Hose ConnectionC83600 BronzeUL Listed 647B Specifications:Hose Size: 1/2"Material: BronzeBox Dimensions: 3"H x 3"W x 5"L WT: 0.45 lbsUPC: 742985004900
    MSRP: $22.00
    $18.99
    Qty in Cart: 0
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    MSRP: $22.00
    $18.99
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  • GROCO 6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" Return [FV-65038]

    GROCO 6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" Return [FV-65038]

    MSRP: $270.00
    $171.99
    6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" ReturnFeatures:"L" Flow PatternMount feet includedC84400 bronze constructionBoth 1/2" main 3/8" return and 1" main 3/4" return options available Specifications:Construction: BronzeBox Dimensions: 5"H x...
    MSRP: $270.00
    $171.99
    Qty in Cart: 0
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    MSRP: $270.00
    $171.99
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  • GROCO 1/2" 5-Port Tank Selector Valve [FV-550-L]

    GROCO 1/2" 5-Port Tank Selector Valve [FV-550-L]

    MSRP: $180.00
    $119.99
    1/2" 5-Port Tank Selector ValveFeatures:For fuel or waterBottom port is commonSelect between four outletsFull 1/2” flowAudible “click” at each handle positionFor thru panel mountingC83600 bronze construction...
    MSRP: $180.00
    $119.99
    Qty in Cart: 0
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    MSRP: $180.00
    $119.99
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  • GROCO 1/2" 4-Port Tank Selector Valve [FV-450-X]

    GROCO 1/2" 4-Port Tank Selector Valve [FV-450-X]

    MSRP: $138.00
    $94.99
    1/2" 4-Port Tank Selector ValveFeatures:For fuel or waterFour Positions: Tank-1, Tank-2, Tanks 1 & 2, OffFull 1/2” flowAudible “click” at each handle positionFor thru panel mountingC83600 bronze constructionAvailable separately or...
    MSRP: $138.00
    $94.99
    Qty in Cart: 0
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    MSRP: $138.00
    $94.99
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  • GROCO 1/2" NPT 90 Stainless Steel Fuel Valve [FV-590-S]

    GROCO 1/2" NPT 90 Stainless Steel Fuel Valve [FV-590-S]

    MSRP: $49.00
    $34.99
    1/2" NPT 90° Stainless Steel Fuel ValveFeatures:Compact design90° flow path1/2" NPT male and female portsUse FV-590 (Brass) for fiberglass tanksUse FV-590-S (316SS) with aluminum or stainless steel tanks Specifications:Construction: Stainless...
    MSRP: $49.00
    $34.99
    Qty in Cart: 0
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    MSRP: $49.00
    $34.99
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  • GROCO 1/2" NPT 90 Bronze Fuel Valve [FV-590]

    GROCO 1/2" NPT 90 Bronze Fuel Valve [FV-590]

    MSRP: $31.00
    $23.99
    1/2" NPT 90° Bronze Fuel ValveFeatures:Compact design90° flow path1/2" NPT male and female portsUse FV-590 (Brass) for fiberglass tanksUse FV-590-S (316SS) with aluminum or stainless steel tanks Specifications:Construction: BronzeBox Dimensions:...
    MSRP: $31.00
    $23.99
    Qty in Cart: 0
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    MSRP: $31.00
    $23.99
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  • GROCO 3/4" NPT Bronze Inline Fuel Valve [FV-750]

    GROCO 3/4" NPT Bronze Inline Fuel Valve [FV-750]

    MSRP: $53.00
    $42.99
    3/4" NPT Bronze Inline Fuel ValveFeatures:Selectable handle rotationFull flowMount foot includedC83600 bronze constructionStainless steel handle and hardware400 WOGPTFE seats and sealsUL listed for fuel or water Specifications:Construction: BronzeBox...
    MSRP: $53.00
    $42.99
    Qty in Cart: 0
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    MSRP: $53.00
    $42.99
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  • GROCO 1/2" NPT Bronze Inline Fuel Valve [FV-500]

    GROCO 1/2" NPT Bronze Inline Fuel Valve [FV-500]

    MSRP: $44.00
    $36.99
    1/2" NPT Bronze Inline Fuel ValveFeatures:Selectable handle rotationFull flowMount foot includedC83600 bronze constructionStainless steel handle and hardware400 WOGPTFE seats and sealsUL listed for fuel or water Specifications:Construction: BronzeBox...
    MSRP: $44.00
    $36.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $44.00
    $36.99
    Subtotal:
  • GROCO Fuel Valve 3/8" NPT Bronze [FV-375]

    GROCO Fuel Valve 3/8" NPT Bronze [FV-375]

    MSRP: $27.00
    $21.99
    3/8" NPT Bronze Inline Fuel ValveFeatures:Selectable handle rotationFull flowMount foot includedC83600 bronze constructionStainless steel handle and hardware400 WOGPTFE seats and sealsUL listed for fuel or water Specifications:Construction: BronzeBox...
    MSRP: $27.00
    $21.99
    Qty in Cart: 0
    Quantity:
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    MSRP: $27.00
    $21.99
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  • GROCO 1/4" NPT Bronze Inline Fuel Valve [FV-250]

    GROCO 1/4" NPT Bronze Inline Fuel Valve [FV-250]

    MSRP: $27.00
    $21.99
    1/4" NPT Bronze Inline Fuel ValveFeatures:Selectable handle rotationFull flowMount foot includedC83600 bronze constructionStainless steel handle and hardware400 WOGPTFE seats and sealsUL listed for fuel or water Specifications:Construction: BronzeBox...
    MSRP: $27.00
    $21.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.00
    $21.99
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  • GROCO 1" Bronze In-Line Check Valve [CV-100]

    GROCO 1" Bronze In-Line Check Valve [CV-100]

    MSRP: $52.00
    $41.99
    1" Bronze In-Line Check ValveFeatures:C83600 cast bronze constructionNPT threaded ports1/2" - 2" sizesSuitable for use with diesel fuel or gasoline Specifications:Construction: BronzeBox Dimensions: 4"H x 4"W x 5"L WT: 0.9 lbsUPC:...
    MSRP: $52.00
    $41.99
    Qty in Cart: 0
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    MSRP: $52.00
    $41.99
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