Marine Plumbing & Ventilation - Fittings

15 products

  • Sale -12% TH Marine Washdown Valve wChrome Base WDV1CPDP

    T-H Marine Supplies T-H Marine Washdown Valve w/Chrome Base [WDV-1CP-DP]

    18 in stock

    Washdown Valve with Chrome BaseA bulkhead-mounted washdown fitting that is inexpensive, functional, easy to install, and rust-proof. This injection-molded, chrome-plated ABS fitting is 2 1/4" in diameter and mounts in a 1 1/4" diameter hole with 3 countersunk screws. Features: A barbed hose fitting connects 3/4 in. inside-diameter tubing Standard hose threads with a protective cap that has a retaining strap are standard Chrome-plated ABS flange Injection-molded, UV-stabilized, and rust-proof Standard garden hose thread outlet The inlet fits 3/4 in. marine hose Protective cap with retainer The flange dimension is 2-1/4 in. OD Installation in a 1-1/4" hole Straight fitting with shutoff valve

    18 in stock

    $46.76 $40.99

  • Sale -8%Last stock! TH Marine Large Rectangular Scupper  White LRS2DP

    T-H Marine Supplies T-H Marine Large Rectangular Scupper - White [LRS-2-DP]

    1 in stock

    Large Rectangular Scupper - WhiteThis large rectangular scupper is made for quickly draining decks above the waterline. Features: Can quickly drain decks Made for decks above the waterline Max. drainage for larger boats Easily clears debris Fits a 2 in. x 5-1/2 in. opening

    1 in stock

    $17.35 $15.99

  • Sale -13% Attwood THandle Brass Drain Plug  1 Diameter 7526A7

    Attwood Marine Attwood T-Handle Brass Drain Plug - 1" Diameter [7526A7]

    T-Handle Brass Drain Plug - 1" DiameterThe T-Handle Drain Plugs are simply operated by a clockwise and counterclockwise turn of the T-handle, which expands and releases the drain plug.Features: Handle: Brass For 1" diameter drains *Sold as an Individual Specifications: Construction: Brass Box Dimensions: 1"H x 2"W x 6"L WT: 0.1 lbs UPC: 022697752673 Quick Guide (pdf)

    $7.99 $6.99

  • Last stock! Attwood SnapHandle Stainless Steel Drain Plug  1 Diameter 7520A3

    Attwood Marine Attwood Snap-Handle Stainless Steel Drain Plug - 1" Diameter [7520A3]

    4 in stock

    Snap-Handle Stainless Steel Drain Plug - 1" DiameterA clockwise turn of the handle tightens the plug in its tube, and the handle flips down to lock.Features: Handle: Stainless Steel For 1" diameter drains *Sold as an Individual Specifications: Construction: Stainless Steel Box Dimensions: 1"H x 3"W x 7"L WT: 0.5 lbs UPC: 022697752079 Quick Guide (pdf)

    4 in stock

    $13.99

  • Sale -8% Attwood LivewellBailer Drain Plug  12 7533A7

    Attwood Marine Attwood Livewell/Bailer Drain Plug - 1/2" [7533A7]

    6 in stock

    Livewell/Bailer Drain Plug - 1/2"A clockwise turn of the handle tightens the plug and the lever flips down to lock. This plug is ideal for livewell drains.Features: Cam-action neoprene plugs snap shut to form a stopper for livewells/baitwells Brass snaps and plates 1/2" inner diameter thru-hull *Not for use with chemicals or fuels Specifications: Construction: Brass Box Dimensions: 2"H x 2"W x 5"L WT: 0.1 lbs UPC: 022697753335 Quick Guide (pdf)

    6 in stock

    $11.99 $10.99

  • Sale -11% Attwood Stainless Steel Garboard Drain Plug  78 Diameter 75577

    Attwood Marine Attwood Stainless Steel Garboard Drain Plug - 7/8" Diameter [7557-7]

    Stainless Steel Garboard Drain Plug - 7/8" DiameterThe Garboard Drain Plug is a threaded removable plug, which has a retention system that keeps the plug from getting lost. Features: High-polished #316 stainless steel reduces corrosion Large 7/8" (27mm) hole for servicing stern drives *Gasket not included Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 3"W x 5"L WT: 0.3 lbs UPC: 022697075574 Quick Guide (pdf)

    $37.99 $33.99

  • Attwood SnapHandle Brass Drain Plug  1 Diameter 7524A7

    Attwood Marine Attwood Snap-Handle Brass Drain Plug - 1" Diameter [7524A7]

    Snap-Handle Brass Drain Plug - 1" DiameterA clockwise turn of the handle tightens the plug in its tube, and the handle flips down to lock.Features: Handle: Brass For 1" diameter drains *Sold as an Individual Specifications: Construction: Brass Box Dimensions: 2"H x 3"W x 6"L WT: 0.1 lbs UPC: 022697752475 Quick Guide (pdf)

  • Sale -23% TH Marine Straight Barbed AllPurpose Drain  White APD2DP

    T-H Marine Supplies T-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]

    18 in stock

    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 a 1-3/8" diameter hole and are secured with the molded nut that is included. Hose barbs fit a 3/4" hose for routing of drainage.Specifications: Color: White Fits Hole Diameter: 1-3/8" Water Connection: 3/4" Hose

    18 in stock

    $7.78 $5.99

  • Attwood Garboard Drain Plug Cast Bronze 75553

    Attwood Marine Attwood Garboard Drain Plug Cast Bronze [7555-3]

    11 in stock

    Garboard Drain Plug Cast BronzeAttwood's Bronze Garboard Drain Plug reliably provides bilge drainage when hauling out, and it seals securely when not draining. It has machined and tapered pipe threads to ensure a watertight plug fit, and the nut can be removed with a wrench or pliers. This drain plug has a 3/8-inch neck depth and a ½-inch NOT drain. It installs easily and securely using #8 screws in 3 countersunk holes.

    11 in stock

    $16.99

  • Sale -19% THMarine PushIn Drain Plug for 112 ThruHull Drains PP150DP

    T-H Marine Supplies TH-Marine Push-In Drain Plug for 1-1/2" Thru-Hull Drains [PP-150-DP]

    Push-In Drain Plug f/1-1/2" Thru-Hull DrainsThese push-in drain plugs are used to stop water flow through drains or overflows from baitwell or livewell. Also work well as plugs for sink drains and built in cooler drains.Plugs are a perfect compliment to T-H Marine overflow drain tubes.These pvc push-in drain plugs are injection molded of marine grade PVC for a long lifespan. Plugs feature a pull tab or pull ring for easy removal.  They have double seal rings to assure positive sealing. Specifications: Construction: Polymer Box Dimensions: 2"H x 4"W x 7"L WT: 0.1 lbs UPC: 733572032901

    $17.19 $13.99

  • Sale -15% THMarine PushIn Drain Plug f118 ThruHull  All Purpose Drains PP118DP

    T-H Marine Supplies TH-Marine Push-In Drain Plug f/1-1/8" Thru-Hull All Purpose Drains [PP-118-DP]

    12 in stock

    Push-In Drain Plug for 1-1/8" Thru-Hull & All Purpose DrainsThese push-in drain plugs are used to stop water flow through drains or overflows from baitwell or livewell. Also work well as plugs for sink drains and built in cooler drains.Plugs are a perfect compliment to T-H Marine overflow drain tubes.These pvc push-in drain plugs are injection molded of marine grade PVC for a long lifespan. Plugs feature a pull tab or pull ring for easy removal.  They have double seal rings to assure positive sealing.      Specifications: Construction: Polymer Box Dimensions: 1"H x 4"W x 5"L WT: 0.1 lbs UPC: 733572032956

    12 in stock

    $10.62 $8.99

  • Sale -23% TH Marine Double Barb Inline Scupper Check Valve  112  Black ILS1500DP

    T-H Marine Supplies T-H Marine Double Barb Inline Scupper Check Valve - 1-1/2" - Black [ILS-1500-DP]

    17 in stock

    Double Barb Inline Scupper Check Valve - 1-1/2" - BlackA great solution to provide a scupper check valve in the drain line.  Allows use of standard thru-hull fittings in the cockpit and on the hull exterior. Features: Prevents Backwash Chemical Resistant Materials Thermo-Plastic Flapper Specifications: Construction: Polymer Box Dimensions: 4"H x 6"W x 9"L WT: 0.35 lbs UPC: 733572062502

    17 in stock

    $28.51 $21.99

  • Sale -23% TH Marine Double Barb Inline Scupper Check Valve  34  Black ILS750DP

    T-H Marine Supplies T-H Marine Double Barb Inline Scupper Check Valve - 3/4" - Black [ILS-750-DP]

    12 in stock

    Double Barb Inline Scupper Check Valve - 3/4" - BlackA great solution to provide a scupper check valve in the drain line.  Allows use of standard thru-hull fittings in the cockpit and on the hull exterior. Features: Prevents Backwash Chemical Resistant Materials Thermo-Plastic Flapper Specifications: Construction: Polymer Box Dimensions: 4"H x 6"W x 9"L WT: 0.3 lbs UPC: 733572064957

    12 in stock

    $28.51 $21.99

  • Sale -8% Attwood Scupper Valve 38763 Attwood Scupper Valve 38763

    Attwood Marine Attwood Scupper Valve [3876-3]

    Scupper ValveProvides a water exit for boats with self-bailing cockpits. Acetal construction. Accommodates 3875B thru-transom thru-hull connector (screw holes must be drilled for installation.) Diameter: 2-7/8" Use as a replacement valve for 3881 Thru-Transom Scupper Caution: Thru-Hull connectors are designed for installation above the water line only.WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

    $12.99 $11.99

  • Sale -8% Attwood Cockpit Drain  No Screen 3875C1

    Attwood Marine Attwood Cockpit Drain - No Screen [3875C1]

    Cockpit Drain - No ScreenFor use with 1-1/2" I.D. hose as part of a self-bailing cockpit system. Features short stem and narrow flange for installing through cockpits. Polypropylene construction.Specifications: Stem Length: 3-3/4" Max. Hull Thickness: 1-1/2" Flange Diameter: 2-1/8" Installation Hole Size: 1-7/8" WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

    $12.99 $11.99

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