Plumbing Fittings & Valves

Plumbing fittings and valves connect hoses, control flow, and route fluids safely throughout your boat's systems. Shop marine-grade fittings and valves for reliable plumbing installations.

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ShurFlo 244-3946 90 Degree Wingnut Fitting, 3/4"
Shurflo ShurFlo 244-3946 90 Degree Wingnut Fitting, 3/4"
$5.13
No reviews
Sea-Dog, Cast 316 Stainless Steel Exhaust Thru-HullsSea-Dog, Cast 316 Stainless Steel Exhaust Thru-Hulls
Sea-Dog Sea-Dog, Cast 316 Stainless Steel Exhaust Thru-Hulls
$121.31
1 review
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Perko, Thru Hull Connections, for Hoses, Plastic, Wide Flange
Perko Perko, Thru Hull Connections, for Hoses, Plastic, Wide Flange
From $4.47
No reviews
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Groco Bronze Hose Thru HullGroco Bronze Hose Thru Hull
Groco Groco Bronze Hose Thru Hull
From $22.76
No reviews
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Rectangular Scoop Strainer with Slide Out ScreenRectangular Scoop Strainer with Slide Out Screen
Buck Algonquin / Hydrasearch Rectangular Scoop Strainer with Slide Out Screen
From $108.96
3 reviews
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Groco Perforated Hull Strainer with Access Door
Groco Groco Perforated Hull Strainer with Access Door
$239.80
No reviews
Thru Hull Installation Step Wrench, 1/2" to 1-1/2"
Buck Algonquin / Hydrasearch Thru Hull Installation Step Wrench, 1/2" to 1-1/2"
$58.85
1 review
Jabsco In-Line Non-Return Valves
Jabsco Jabsco In-Line Non-Return Valves
From $28.50
No reviews
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Midland Metal Bronze Reducing Couplings
Midland Metal Mfg. Co. Midland Metal Bronze Reducing Couplings
From $4.96
No reviews
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Midland Metal Female 37° JIC Flare Swivel Brass Fitting
Midland Metal Mfg. Co. Midland Metal Female 37° JIC Flare Swivel Brass Fitting
From $3.92
No reviews
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Forespar Marelon MF 850 Ball Valves
Forespar Products Corp. Forespar Marelon MF 850 Ball Valves
From $47.95
No reviews
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Fuel Three Way Valve, Bottom Outlet, Brass 1/4" FNPT, 033302-10
Moeller Fuel Three Way Valve, Bottom Outlet, Brass 1/4" FNPT, 033302-10
$52.95
No reviews
Replacement Steel Lever Valve Handle (only) fits 1-1/2" Legend 901 Ball Valves
Legend Valve Replacement Steel Lever Valve Handle (only) fits 1-1/2" Legend 901 Ball Valves
$5.38
1 review
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Sea-Dog, Bait Well / Livewell Tank Drain Plugs, Brass / NeopreneSea-Dog, Bait Well / Livewell Tank Drain Plugs, Brass / Neoprene
Sea-Dog Sea-Dog, Bait Well / Livewell Tank Drain Plugs, Brass / Neoprene
From $4.80 $5.05
No reviews
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Forespar 907001 Transom Drain Plug Only
Forespar Products Corp. Forespar 907001 Transom Drain Plug Only
$14.50
No reviews
Pipe Nipple 3/4" Cast Bronze
Groco Pipe Nipple 3/4" Cast Bronze
$9.76
No reviews
Midland Metal Nylon Tee Plastic Fitting
Midland Metal Mfg. Co. Midland Metal Nylon Tee Plastic Fitting
From $1.35
No reviews
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Midland Metal Nylon Splices
Midland Metal Mfg. Co. Midland Metal Nylon Splices
From $0.75
No reviews
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Buck Algonquin Bronze Pipe to Hose Reducing Adapters
Buck Algonquin / Hydrasearch Buck Algonquin Bronze Pipe to Hose Reducing Adapters
From $13.48
No reviews
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Shurflo Pump Fitting
Shurflo Shurflo Pump Fitting
$4.56
No reviews
Port Fitting - 3/4" 90° Hose Barb, 1201R
Rule Industries Port Fitting - 3/4" 90° Hose Barb, 1201R
$17.38
No reviews
Jabsco Straight 1/2" Hose Barb Quad Port Kit
Jabsco Jabsco Straight 1/2" Hose Barb Quad Port Kit
$11.25
No reviews
Elbow Swivel Fitting, 1⁄2" Female NPT Wing Nut to 5⁄8" Barb
Shurflo Elbow Swivel Fitting, 1⁄2" Female NPT Wing Nut to 5⁄8" Barb
$4.81
2 reviews
Titus S1 H2O System, Black
B&B Molders Titus S1 H2O System, Black
$31.95
No reviews

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