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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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  • GROCO 3/4" NPT Bronze In-Line Ball Valve [IBV-750]
    GROCO
    GROCO 3/4" NPT Bronze In-Line Ball Valve [IBV-750]
    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 with the valve in the open position) or for draining Selectable handle rotation Handle has square hole to accept standard ratchet to...
    $30.99
    $39.00
    $30.99
  • GROCO 1" NPT Stainless Steel In-Line Ball Valve [IBV-1000-S]
    GROCO
    GROCO 1" NPT Stainless Steel In-Line Ball Valve [IBV-1000-S]
    1" 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...
    $65.99
    $84.00
    $65.99
  • GROCO 2" NPT x 2" ID Bronze Pipe to Hose Straight Fitting [PTH-2000]
    GROCO
    GROCO 2" NPT x 2" ID Bronze Pipe to Hose Straight Fitting [PTH-2000]
    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 Listed 647B Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use...
    $31.99
    $41.00
    $31.99
  • Forespar Marelon Full-Flow Seacock 3/4" Mushroom Through-Hull [904043ABYC]
    Forespar Performance Products
    Forespar Marelon Full-Flow Seacock 3/4" Mushroom Through-Hull [904043ABYC]
    Marelon Full-Flow Seacock & 3/4" 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...
    $90.99
    $117.45
    $90.99
  • Dometic Duck Bill Valve Kit - 1-1/2" [385310076]
    Dometic
    Dometic Duck Bill Valve Kit - 1-1/2" [385310076]
    Duck Bill Valve Kit - 1-1/2"The Dometic Duck Bill Valves Kit comes with two (2) 1 ½” duck bill valves for “T” and “S” series pumps.  These valves are a critical component of the VacuFlush system.  They help maintain and generate the vacuum for...
    $48.99
    $48.99
  • Jabsco Port Kit 90-Degree Elbow 1/2" Hose Fitting - Pair [30651-1000]
    Jabsco
    Jabsco Port Kit 90-Degree Elbow 1/2" Hose Fitting - Pair [30651-1000]
    Port Kit 90-Degree Elbow 1/2" Hose Fitting - PairSpecifications: Pair of ports EDPM O-Ring Actual Weight: 0.01 Kg  (Approx. 0.21 Kg packed)
    $7.99
    $9.99
    $7.99
  • GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]
    GROCO
    GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]
    3/4" Bronze NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine industry.  Features:   Eliminate dangerous thread miss-match when in-line valves are screwed onto thru hulls Accept standard thru-hulls into the base and standard in-line...
    $47.99
    $61.00
    $47.99
  • Viega MegaPress 316 FKM 1-1/4" Coupling w/Stop [91115]
    Viega
    Viega MegaPress 316 FKM 1-1/4" Coupling w/Stop [91115]
    MegaPress 316 FKM 1-1/4" Coupling with StopFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 2"W x 5"L WT: 0.85 lbs...
    $80.99
    $104.26
    $80.99
  • Viega MegaPress 316 FKM 2" 90 Degree Elbow [91720]
    Viega
    Viega MegaPress 316 FKM 2" 90 Degree Elbow [91720]
    MegaPress 316 FKM 2" 90 Degree ElbowFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings Specifications: Construction: Stainless Steel Box Dimensions: 3"H x 3"W x 7"L WT: 2.1 lbs...
    $270.99
    $364.53
    $270.99
  • GROCO 2" Safety Seacock w/1-1/2" Side Port [SBV-2000-P]
    GROCO
    GROCO 2" Safety Seacock w/1-1/2" Side Port [SBV-2000-P]
    2" Safety Seacock w/1-1/2" Side Port Features: Two driver ports permit handle relocation. NPT threaded side port accepts SSCV or any NPT threaded accessory. Handle has square hole that accepts standard ratchet; helps access hard-to-reach valves, or ease actuation of hard-to-operate valves. Full flow. Serviceable...
    $735.99
    $1,019.00
    $735.99
  • GROCO Bronze Pipe Nipple - 2-1/2" NPT [PN-2500]
    GROCO
    GROCO Bronze Pipe Nipple - 2-1/2" NPT [PN-2500]
    Bronze Pipe Nipple - 2-1/2" 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:...
    $52.99
    $67.00
    $52.99
  • GROCO 2" NPT Bronze In-Line Ball Valve [IBV-2000]
    GROCO
    GROCO 2" NPT Bronze In-Line Ball Valve [IBV-2000]
    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 with the valve in the open position) or for draining Selectable handle rotation Handle has square hole to accept standard ratchet to...
    $176.99
    $244.00
    $176.99
  • GROCO Bronze Slotted Hull Scoop Strainer w/Access Door f/Up to 3" Thru Hull [ASC-3000]
    GROCO
    GROCO Bronze Slotted Hull Scoop Strainer w/Access Door f/Up to 3" Thru Hull [ASC-3000]
    Bronze Slotted Hull Scoop Strainer with Access Door for Up to 3" Thru HullFeatures: Access door design allows easy access to Thru Hulls C84400 bronze body and door Cast filter slots Pressure relief holes in door casting Specifications: Construction: Bronze Box Dimensions: 8"H x...
    $330.99
    $458.00
    $330.99
  • T-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]
    T-H Marine Supplies
    T-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]
    Straight Barbed All-Purpose Drain - White1-3/8" White Concaive Head Drain. These molded drains, available in straight and 90-degree versions, offer a low-cost method to drain water from virtually anywhere. They have a very low-profile concave head to allow complete drainage. Drains mount easily in...
    $5.99
    $7.78
    $5.99
  • Viega MegaPress 316 FKM Reducer - 1-1/2" x 1-1/4" [91920]
    Viega
    Viega MegaPress 316 FKM Reducer - 1-1/2" x 1-1/4" [91920]
    MegaPress 316 FKM Reducer - 1-1/2" x 1-1/4"Features: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 2"W x 5"L WT: 1.1...
    $186.99
    $250.40
    $186.99
  • Viega MegaPress 316 FKM MPT Adapter - 3/4" x 1/2" (MPT) [91210]
    Viega
    Viega MegaPress 316 FKM MPT Adapter - 3/4" x 1/2" (MPT) [91210]
    MegaPress 316 FKM MPT Adapter - 3/4" x 1/2" (MPT)Features: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection, male pipe thread Components:FKM sealing element, grip ring, separator ring Specifications: Construction: Stainless Steel Box Dimensions: 1"H x...
    $75.99
    $98.51
    $75.99
  • Viega MegaPress 316 FKM 1/2" Coupling w/Stop [91100]
    Viega
    Viega MegaPress 316 FKM 1/2" Coupling w/Stop [91100]
    MegaPress 316 FKM 1/2" Coupling with StopFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings  Specifications: Construction: Stainless Steel Box Dimensions: 1"H x 1"W x 3"L WT: 0.3 lbs...
    $46.99
    $57.90
    $46.99
  • Viega MegaPress 316 FKM 1-1/2" Slip Coupling w/o Stop [91310]
    Viega
    Viega MegaPress 316 FKM 1-1/2" Slip Coupling w/o Stop [91310]
    MegaPress 316 FKM 1-1/2" Slip Coupling without StopFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings Specifications: Construction: Stainless Steel Box Dimensions: 3"H x 3"W x 5"L WT: 1...
    $108.99
    $140.96
    $108.99
  • Viega MegaPress 316 FKM 3/4" Cap [91820]
    Viega
    Viega MegaPress 316 FKM 3/4" Cap [91820]
    MegaPress 316 FKM 3/4" CapFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing element, grip ring, separator ring Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 2"W x 3"L WT: 0.3 lbs
    $56.99
    $70.52
    $56.99
  • Viega MegaPress 316 FKM 3/4" Coupling w/Stop [91105]
    Viega
    Viega MegaPress 316 FKM 3/4" Coupling w/Stop [91105]
    MegaPress 316 FKM 3/4" Coupling with StopFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 2"W x 3"L WT: 0.3 lbs...
    $57.99
    $71.74
    $57.99

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