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Marine Plumbing & Ventilation - Fittings

Quality fittings for secure connections in your boat’s plumbing and ventilation systems.

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  • Forespar Marelon Full-Flow Seacock 1-1/4" Mushroom Through-Hull [904045ABYC]
    Forespar Performance Products
    Forespar Marelon Full-Flow Seacock 1-1/4" Mushroom Through-Hull [904045ABYC]
    Marelon Full-Flow Seacock & 1-1/4" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is designed to eliminate valve and thru-hull thread style mismatches and associated cross-threading...
    $130.99
    $169.45
    $130.99
  • Perko 0540 Gas Fill/Vent f/1-1/2" Hose - Angled Neck [0540DPGCHR]
    Perko
    Perko 0540 Gas Fill/Vent f/1-1/2" Hose - Angled Neck [0540DPGCHR]
    0540 Gas Fill/Vent for 1-1/2" Hose - Angled NeckFeatures: Angled Neck Chrome Plated Bronze Cap Black Polymer Body Stainless Steel Bead Chain Integral Tank Vent with Flame Arrestor and Anti Surge Valve Deck Plate Key Included Quick Guide (pdf)
    $61.99
    $84.58
    $61.99
  • Perko Vented Flip Top Cap f/Fills with 1-1/2" Hose - White [0795DP0WHT]
    Perko
    Perko Vented Flip Top Cap f/Fills with 1-1/2" Hose - White [0795DP0WHT]
    Perko Vented Flip Top Cap f/Fills with 1-1/2" Hose White Polymer Easily Mounts Directly on Gunnel with Removing Fill Body Includes Metallic Inserts for Gas, Diesel or Water Fills Integral Tank Vent with Flame Arrestor No Deck Plate Key or Ground Wire Required Flip...
    $33.99
    $45.64
    $33.99
  • Perko Flush Pro Valve - 5/8" [0456DP4]
    Perko
    Perko Flush Pro Valve - 5/8" [0456DP4]
    Flush Pro Valve - 5/8"Finally! Fresh flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel Spring Flush your boat engine safely and easily Transparent body allows for visual inspection of water flow Durable check valve system activated by...
    $130.99
    $164.97
    $130.99
  • Perko Flush Pro Valve - 1-1/4" [0456DP7]
    Perko
    Perko Flush Pro Valve - 1-1/4" [0456DP7]
    Flush Pro Valve - 1-1/4"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel Spring Flush your boat engine safely and easily Transparent body allows for visual inspection of water flow Durable check valve system activated by...
    $130.99
    $164.97
    $130.99
  • Perko 1-1/4" Pipe to Hose Adapter 90 Degree Bronze MADE IN THE USA [0063DP7PLB]
    Perko
    Perko 1-1/4" Pipe to Hose Adapter 90 Degree Bronze MADE IN THE USA [0063DP7PLB]
    Perko 1-1/4" Pipe To Hose Adapter 90 Degree BronzeCast BronzeCast hex for easier installationCurved 90 degreesTechnical Information: Pipe Size Inches: 1-1/4 Hose Size Inches: 1-1/4 Length Overall Inches: 5-1/2 Model Number: 0063DP7PLB Ship Weight: 5.5/25.3 *The above item meets the requirements of U.S.C.G. Safety...
    $48.99
    $66.58
    $48.99
  • Perko 0543 Vented Fill f/1-1/2" Hose - Straight Neck - Gas - Black [0543DPGBLK]
    Perko
    Perko 0543 Vented Fill f/1-1/2" Hose - Straight Neck - Gas - Black [0543DPGBLK]
    0543 Vented Fill f/1-1/2" Hose - Straight Neck - Gas - BlackBlack Polymer Cap with Black Polymer Body Black Polymer Strap Integral Tank Vent with Flame Arrestor and Anti Surge Valve Technical Information For Hose Size: 1-1/2" For Vent Hose: 5/8" O.D. Flange: 3-5/8"...
    $40.99
    $55.11
    $40.99
  • Perko Flush Pro Valve Kit - 1-1/4" [0457DP7]
    Perko
    Perko Flush Pro Valve Kit - 1-1/4" [0457DP7]
    Flush Pro Valve Kit - 1-1/4"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel Spring Flush your boat engine safely and easily Transparent body allows for visual inspection of water flow Durable check valve system activated...
    $210.99
    $276.69
    $210.99
  • Perko 1" Pipe to Hose Adapter 90 Degree Bronze MADE IN THE USA [0063DP6PLB]
    Perko
    Perko 1" Pipe to Hose Adapter 90 Degree Bronze MADE IN THE USA [0063DP6PLB]
    Perko 1" Pipe To Hose Adapter 90 Degree BronzeCast BronzeCast hex for easier installationCurved 90 degreesTechnical Information: Pipe Size Inches: 1 Hose Size Inches: 1 Length Overall Inches: 4-3/4 Model Number: 0063DP6PLB Ship Weight: 3.7/16.9 *The above item meets the requirements of U.S.C.G. Safety...
    $33.99
    $46.37
    $33.99
  • Perko Cover Bolt Complete Sizes 4 5 [0493DP599L]
    Perko
    Perko Cover Bolt Complete Sizes 4 5 [0493DP599L]
    Cover Bolt Complete Sizes 4 & 5Cover Bolt Only (Size 4 and 5) for Intake Water Strainer.Intake Water Strainers are designed for easy installation and cleaning. Features include mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a...
    $28.99
    $39.41
    $28.99
  • Perko Spare Gas Cap w/O-Ring & Cable [1270DPG99A]
    Perko
    Perko Spare Gas Cap w/O-Ring & Cable [1270DPG99A]
    Spare Gas Cap w/O-Ring & CableBlack polymer gas cap has a slot between the holes.
    $23.99
    $30.48
    $23.99
  • Perko 0540 Spare Cap w/Chain [0540DPG99A]
    Perko
    Perko 0540 Spare Cap w/Chain [0540DPG99A]
    0540 Spare CapPerko's 0540 spare gas cap with chain
    $52.99
    $72.55
    $52.99
  • GROCO 1/2" 4-Way Tank Selector Kit [TS-350-T]
    GROCO
    GROCO 1/2" 4-Way Tank Selector Kit [TS-350-T]
    1/2" 4-Way Tank Selector Kit TS-350-T Tank Selector utilizes a single FV-450-X full flow valve mounted on an attractive stainless steel mount bracket and plumbed with (2) ½" straight hose barbs and (1) 3/8" 90-degree hose barb. Two labels are provided to match your installation (port/...
    $192.99
    $267.00
    $192.99
  • GROCO Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull [SC-1000-L]
    GROCO
    GROCO Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull [SC-1000-L]
    Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull Features: C84400 bronze body and door. Cast filter slots. Pressure relief holes in door casting. Specifications: Flow Type: STD Mount Ring Incl.: No Max T-Hull: 1" Perf Dia.: Cast Slots Specifications: Construction: Bronze Box...
    $29.99
    $38.00
    $29.99
  • GROCO 1" Bronze In-Line Check Valve [CV-100]
    GROCO
    GROCO 1" Bronze In-Line Check Valve [CV-100]
    1" Bronze In-Line Check ValveFeatures: C83600 cast bronze construction NPT threaded ports 1/2" - 2" sizes Suitable for use with diesel fuel or gasoline Specifications: Construction: Bronze Box Dimensions: 4"H x 4"W x 5"L WT: 0.9 lbs UPC: 742985145955
    $38.99
    $49.00
    $38.99
  • Perko Garboard Drain Plus w/Steel Wrench [0124000PLB]
    Perko
    Perko Garboard Drain Plus w/Steel Wrench [0124000PLB]
    Garboard Drain Plus with Steel WrenchComplete with Zinc Plated Steel Wrench. Specifications: Cast Bronze Flange Brass Plug Complete with Zinc Plated Steel Wrench Flange Outer Diameter: 3-1/8" Pipe Size: 1" Length: 1" Threaded Screw Size: #10
    $119.99
    $160.88
    $119.99
  • GROCO Bronze Pipe Nipple - 2" NPT [PN-2000]
    GROCO
    GROCO Bronze Pipe Nipple - 2" NPT [PN-2000]
    Bronze Pipe Nipple - 2" NPT Features: Cast-in wrench flat simplifies installation and removal NPT x NPT Connection C83600 Bronze   Full flow   Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water systems. Specifications:...
    $39.99
    $51.00
    $39.99
  • GROCO 1-1/2" NPT Stainless Steel In-Line Ball Valve [IBV-1500-S]
    GROCO
    GROCO 1-1/2" NPT Stainless Steel In-Line Ball Valve [IBV-1500-S]
    1-1/2" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining Handle has square hole to accept standard ratchet (helps you to reach hard-to-reach...
    $128.99
    $171.00
    $128.99
  • Dometic Bellows S/T Pump Kit [385230980]
    Dometic
    Dometic Bellows S/T Pump Kit [385230980]
    Bellows S/T Pump KitDometic Bellows assembly for the S-Vacuum pump, VG4-Vacuum pump and the T-Discharge pump.  *This does not include the O-rings (P/N 385310151)Features: Toilet flush ball kit Color -  White *Sold as an IndividualWARNING: This product can expose you to chemicals including ARSENIC...
    $165.99
    $173.99
    $165.99
  • GROCO 1" NPT x 1" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1000]
    GROCO
    GROCO 1" NPT x 1" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1000]
    1" NPT x 1" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow ElbowFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL Listed 647B Note- C83600 bronze fittings are not in compliance with NSF-61 and...
    $20.99
    $25.00
    $20.99

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