Skip to content
ALL MERCURY AND YAMAHA POWERHEADS AND LOWER UNITS NOW CARRY 24 MONTH WARRANTIES AT NO ADDITIONAL COST!
ALL MERCURY AND YAMAHA POWERHEADS AND LOWER UNITS NOW CARRY 24 MONTH WARRANTIES AT NO ADDITIONAL COST!

Marine Plumbing & Ventilation - Fittings

  • Perko Flush Pro Valve Kit - 1-1/4" [0457DP7]

    Perko
    Original price $276.69
    Original price $276.69 - Original price $276.69
    Original price $276.69
    Current price $201.99
    $201.99 - $201.99
    Current price $201.99
    Low stock

    Flush Pro Valve Kit - 1-1/4"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless St...

    View full details
    Original price $276.69
    Original price $276.69 - Original price $276.69
    Original price $276.69
    Current price $201.99
    $201.99 - $201.99
    Current price $201.99
    Save 27% Save %
  • GROCO 2" NPT x 2" ID Bronze Pipe to Hose Straight Fitting [PTH-2000]

    GROCO
    Original price $46.00
    Original price $46.00 - Original price $46.00
    Original price $46.00
    Current price $33.99
    $33.99 - $33.99
    Current price $33.99
    In stock

    2" NPT x 2" ID Bronze Pipe to Hose Straight FittingFeatures: Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL Liste...

    View full details
    Original price $46.00
    Original price $46.00 - Original price $46.00
    Original price $46.00
    Current price $33.99
    $33.99 - $33.99
    Current price $33.99
    Save 26% Save %
  • GROCO 1" NPT Bronze In-Line Ball Valve [IBV-1000]

    GROCO
    Original price $84.00
    Original price $84.00 - Original price $84.00
    Original price $84.00
    Current price $60.99
    $60.99 - $60.99
    Current price $60.99
    In stock

    1" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with ...

    View full details
    Original price $84.00
    Original price $84.00 - Original price $84.00
    Original price $84.00
    Current price $60.99
    $60.99 - $60.99
    Current price $60.99
    Save 27% Save %
  • GROCO 2-1/2" Bronze Tri-Flanged Ball Valve/Seacock [FBV-2500]

    GROCO
    Original price $675.00
    Original price $675.00 - Original price $675.00
    Original price $675.00
    Current price $434.99
    $434.99 - $434.99
    Current price $434.99
    In stock

    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 v...

    View full details
    Original price $675.00
    Original price $675.00 - Original price $675.00
    Original price $675.00
    Current price $434.99
    $434.99 - $434.99
    Current price $434.99
    Save 36% Save %
  • GROCO 3/4" NPT x 3/4" ID Bronze Pipe to Hose Straight Fitting [PTH-750]

    GROCO
    Original price $11.00
    Original price $11.00 - Original price $11.00
    Original price $11.00
    Current price $7.99
    $7.99 - $7.99
    Current price $7.99
    In stock

    3/4" NPT x 3/4" ID Bronze Pipe to Hose Straight FittingFeatures: Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL L...

    View full details
    Original price $11.00
    Original price $11.00 - Original price $11.00
    Original price $11.00
    Current price $7.99
    $7.99 - $7.99
    Current price $7.99
    Save 27% Save %
  • GROCO 1-1/2" NPT Bronze In-Line Ball Valve [IBV-1500]

    GROCO
    Original price $161.00
    Original price $161.00 - Original price $161.00
    Original price $161.00
    Current price $107.99
    $107.99 - $107.99
    Current price $107.99
    In stock

    1-1/2" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only w...

    View full details
    Original price $161.00
    Original price $161.00 - Original price $161.00
    Original price $161.00
    Current price $107.99
    $107.99 - $107.99
    Current price $107.99
    Save 33% Save %
  • Perko Gas Fill f/1-1/2" Hose - Chrome Plated Zinc, Black Flange [1313DP0CHR]

    Perko
    Original price $35.93
    Original price $35.93 - Original price $35.93
    Original price $35.93
    Current price $25.99
    $25.99 - $25.99
    Current price $25.99
    Low stock

    Gas Fill f/1-1/2" Hose - Chrome Plated Zinc, Black FlangeFeatures: Chrome Plated Zinc Alloy Flange Black Polymer Flange Black Polymer Cap wit...

    View full details
    Original price $35.93
    Original price $35.93 - Original price $35.93
    Original price $35.93
    Current price $25.99
    $25.99 - $25.99
    Current price $25.99
    Save 28% Save %
  • Perko Gas Tank Vent w/Swivel Elbow - Chrome/Black [0561DP4CHR]

    Perko
    Original price $27.64
    Original price $27.64 - Original price $27.64
    Original price $27.64
    Current price $19.99
    $19.99 - $19.99
    Current price $19.99
    Low stock

    Gas Tank Vent w/Swivel Elbow - Chrome/BlackFeatures: Chrome Plated Zinc Alloy Cap with Zinc Alloy Elbow Black or White Polymer Splash Guards ...

    View full details
    Original price $27.64
    Original price $27.64 - Original price $27.64
    Original price $27.64
    Current price $19.99
    $19.99 - $19.99
    Current price $19.99
    Save 28% Save %
  • Perko 2" Seacock Ball Valve Bronze MADE IN THE USA [0805009PLB]

    Perko
    Original price $929.28
    Original price $929.28 - Original price $929.28
    Original price $929.28
    Current price $449.99
    $449.99 - $449.99
    Current price $449.99
    Low stock

    Perko 2" Seacock Ball Valve BronzeThese valve bodies are offered to meet the needs of applications thatrequire extra long, scoop or flush type thr...

    View full details
    Original price $929.28
    Original price $929.28 - Original price $929.28
    Original price $929.28
    Current price $449.99
    $449.99 - $449.99
    Current price $449.99
    Save 52% Save %
  • Perko Cover Bolt Complete Sizes 6 7 [0493DP799L]

    Perko
    Original price $44.04
    Original price $44.04 - Original price $44.04
    Original price $44.04
    Current price $30.99
    $30.99 - $30.99
    Current price $30.99
    In stock

    Cover Bolt Complete Sizes 6 & 7Cover Bolt Only (Size 6 and 7) for Intake Water Strainer.Intake Water Strainers are designed for easy installat...

    View full details
    Original price $44.04
    Original price $44.04 - Original price $44.04
    Original price $44.04
    Current price $30.99
    $30.99 - $30.99
    Current price $30.99
    Save 30% Save %
  • Perko Flush Pro Valve - 1-1/4" [0456DP7]

    Perko
    Original price $164.97
    Original price $164.97 - Original price $164.97
    Original price $164.97
    Current price $120.99
    $120.99 - $120.99
    Current price $120.99
    Low stock

    Flush Pro Valve - 1-1/4"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel ...

    View full details
    Original price $164.97
    Original price $164.97 - Original price $164.97
    Original price $164.97
    Current price $120.99
    $120.99 - $120.99
    Current price $120.99
    Save 27% Save %
  • Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - " Hose [0506DP4CHR]

    Perko
    Original price $26.32
    Original price $26.32 - Original price $26.32
    Original price $26.32
    Current price $18.99
    $18.99 - $18.99
    Current price $18.99
    In stock

    Gas Tank Vent Chrome Plated Zinc Alloy with Black Polymer Splash Guard Removable 30 Mesh Stainless Steel Wire Screen Flame Arrestor - for use wit...

    View full details
    Original price $26.32
    Original price $26.32 - Original price $26.32
    Original price $26.32
    Current price $18.99
    $18.99 - $18.99
    Current price $18.99
    Save 28% Save %
  • Perko Cover Bolt Complete Sizes 8, 9 10 [0493DP999L]

    Perko
    Original price $55.88
    Original price $55.88 - Original price $55.88
    Original price $55.88
    Current price $39.99
    $39.99 - $39.99
    Current price $39.99
    In stock

    Cover Bolt Complete Sizes 8, 9 & 10Cover Bolt Only (Size 8, 9 and 10) for Intake Water Strainer.Intake Water Strainers are designed for easy i...

    View full details
    Original price $55.88
    Original price $55.88 - Original price $55.88
    Original price $55.88
    Current price $39.99
    $39.99 - $39.99
    Current price $39.99
    Save 28% Save %
  • Perko Fuel System Locking Insert f/ 1-1/2" Vented Fills [0525DP0BLK]

    Perko
    Original price $52.88
    Original price $52.88 - Original price $52.88
    Original price $52.88
    Current price $41.99
    $41.99 - $41.99
    Current price $41.99
    In stock

    Locking Fuel Fill Insert(0525) Black Plastic with Zinc Alloy Lock Cylinder Dual purpose key opens fill cap & locking insert Fits most PERKO ...

    View full details
    Original price $52.88
    Original price $52.88 - Original price $52.88
    Original price $52.88
    Current price $41.99
    $41.99 - $41.99
    Current price $41.99
    Save 21% Save %
  • Beckson 4" x 14" Port Gasket [GK-414]

    Beckson Marine
    Original price $17.40
    Original price $17.40 - Original price $17.40
    Original price $17.40
    Current price $12.99
    $12.99 - $12.99
    Current price $12.99
    In stock

    4" x 14" Port GasketFeatures: Gasket for all PO414 Series Ports Gasket only

    Original price $17.40
    Original price $17.40 - Original price $17.40
    Original price $17.40
    Current price $12.99
    $12.99 - $12.99
    Current price $12.99
    Save 25% Save %
  • GROCO 1-1/2" Hose Barb Stainless Straight Deck Drain [SCUS-1500]

    GROCO
    Original price $156.00
    Original price $156.00 - Original price $156.00
    Original price $156.00
    Current price $103.99
    $103.99 - $103.99
    Current price $103.99
    Low stock

    1-1/2" Hose Barb Stainless Straight Deck Drain Features: Scuppers are installed flush with the deck and have a removable drain. #316 Stainless Ste...

    View full details
    Original price $156.00
    Original price $156.00 - Original price $156.00
    Original price $156.00
    Current price $103.99
    $103.99 - $103.99
    Current price $103.99
    Save 33% Save %
  • GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]

    GROCO
    Original price $72.00
    Original price $72.00 - Original price $72.00
    Original price $72.00
    Current price $51.99
    $51.99 - $51.99
    Current price $51.99
    In stock

    3/4" Bronze NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine industry.  Feature...

    View full details
    Original price $72.00
    Original price $72.00 - Original price $72.00
    Original price $72.00
    Current price $51.99
    $51.99 - $51.99
    Current price $51.99
    Save 28% Save %
  • GROCO 3/4" NPT Bronze In-Line Ball Valve [IBV-750]

    GROCO
    Original price $46.00
    Original price $46.00 - Original price $46.00
    Original price $46.00
    Current price $33.99
    $33.99 - $33.99
    Current price $33.99
    In stock

    3/4" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only wit...

    View full details
    Original price $46.00
    Original price $46.00 - Original price $46.00
    Original price $46.00
    Current price $33.99
    $33.99 - $33.99
    Current price $33.99
    Save 26% Save %
  • GROCO 3/4" Bronze Tri-Flanged Ball Valve/Seacock [FBV-750]

    GROCO
    Original price $98.00
    Original price $98.00 - Original price $98.00
    Original price $98.00
    Current price $65.99
    $65.99 - $65.99
    Current price $65.99
    In stock

    3/4" Bronze Tri-Flanged Ball Valve/SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the val...

    View full details
    Original price $98.00
    Original price $98.00 - Original price $98.00
    Original price $98.00
    Current price $65.99
    $65.99 - $65.99
    Current price $65.99
    Save 33% Save %
  • GROCO 2" NPT x 2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-2000]

    GROCO
    Original price $83.00
    Original price $83.00 - Original price $83.00
    Original price $83.00
    Current price $59.99
    $59.99 - $59.99
    Current price $59.99
    In stock

    2" NPT x 2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow ElbowFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/...

    View full details
    Original price $83.00
    Original price $83.00 - Original price $83.00
    Original price $83.00
    Current price $59.99
    $59.99 - $59.99
    Current price $59.99
    Save 28% Save %
  • Perko Fuel System Locking Cap f/ 1-1/2" Non-Vented Fills [1324DP0BLK]

    Perko
    Original price $52.22
    Original price $52.22 - Original price $52.22
    Original price $52.22
    Current price $36.99
    $36.99 - $36.99
    Current price $36.99
    Low stock

    Fuel System Locking Cap f/ 1-1/2" Non-Vented Fills(1324) Black Plastic with Gasket Built in Lock Cylinder Size #0 Fits PERKO Fills 1313 & ...

    View full details
    Original price $52.22
    Original price $52.22 - Original price $52.22
    Original price $52.22
    Current price $36.99
    $36.99 - $36.99
    Current price $36.99
    Save 29% Save %
  • GROCO 1-1/2" Bronze Tri-Flanged Ball Valve/Seacock [FBV-1500]

    GROCO
    Original price $229.00
    Original price $229.00 - Original price $229.00
    Original price $229.00
    Current price $152.99
    $152.99 - $152.99
    Current price $152.99
    In stock

    1-1/2" Bronze Tri-Flanged Ball Valve/SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the v...

    View full details
    Original price $229.00
    Original price $229.00 - Original price $229.00
    Original price $229.00
    Current price $152.99
    $152.99 - $152.99
    Current price $152.99
    Save 33% Save %
  • GROCO Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull [SC-2500-L]

    GROCO
    Original price $137.00
    Original price $137.00 - Original price $137.00
    Original price $137.00
    Current price $91.99
    $91.99 - $91.99
    Current price $91.99
    Low stock

    Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull Features: C84400 bronze body and door. Cast filter slots. Pressure relief holes in ...

    View full details
    Original price $137.00
    Original price $137.00 - Original price $137.00
    Original price $137.00
    Current price $91.99
    $91.99 - $91.99
    Current price $91.99
    Save 33% Save %
  • T-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]

    T-H Marine Supplies
    Original price $6.99
    Original price $6.99 - Original price $6.99
    Original price $6.99
    Current price $5.99
    $5.99 - $5.99
    Current price $5.99
    In stock

    Straight Barbed All-Purpose Drain - White1-3/8" White Concaive Head Drain. These molded drains, available in straight and 90-degree versions, offe...

    View full details
    Original price $6.99
    Original price $6.99 - Original price $6.99
    Original price $6.99
    Current price $5.99
    $5.99 - $5.99
    Current price $5.99
    Save 14% Save %

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare