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.

1-1/4 Sink Drain (10300)
Scandvik 1-1/4 Sink Drain (10300)
$23.97
No reviews
Forespar CF253S Marelon Hose Tailpipe Mushroom Head Thru Hull w/Nut & Screen, White
Forespar Products Corp. Forespar CF253S Marelon Hose Tailpipe Mushroom Head Thru Hull w/Nut & Screen, White
$34.84
No reviews
865-94212 Inline Plastic Check Valve865-94212 Inline Plastic Check Valve
B&B Molders 865-94212 Inline Plastic Check Valve
$14.77
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865-94219 City Water Dish w/Brass Check Valve, Black
B&B Molders 865-94219 City Water Dish w/Brass Check Valve, Black
$25.63
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Brass Twist Turn Handle 053062-24
SeaStar Solutions Brass Twist Turn Handle 053062-24
$4.55
No reviews
304 Stainless Steel Pipe Couplings304 Stainless Steel Pipe Couplings
Midland Metal Mfg. Co. 304 Stainless Steel Pipe Couplings
From $5.95
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Sea-Dog, Thru-Hull, Polypropylene, WhiteSea-Dog, Thru-Hull, Polypropylene, White
Sea-Dog Sea-Dog, Thru-Hull, Polypropylene, White
From $5.75
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Perko Bronze Hull Mount Scoop Strainer
Perko Perko Bronze Hull Mount Scoop Strainer
From $46.06
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Perko, Intake Strainer
Perko Perko, Intake Strainer
From $66.50 $104.51
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Transom Exhaust Fittings built for your boat using cast bronze or polished stainless steel to give you many years of use.
Buck Algonquin / Hydrasearch Transom Exhaust Fittings built for your boat using cast bronze or polished stainless steel to give you many years of use.
From $179.99
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Midland Metals 316 Stainless Steel Couplings
Midland Metal Mfg. Co. Midland Metals 316 Stainless Steel Couplings
From $16.76
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Midland Metals 316 Stainless Steel Tee
Midland Metal Mfg. Co. Midland Metals 316 Stainless Steel Tee
$13.74
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Midland Metals Black Steel NipplesMidland Metals Black Steel Nipples
Midland Metal Mfg. Co. Midland Metals Black Steel Nipples
From $1.85
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Midland Metals Hollow Hex Plug
Midland Metal Mfg. Co. Midland Metals Hollow Hex Plug
From $0.65
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Groco Combo Bronze Thru Hull (without Nut)Groco Combo Bronze Thru Hull (without Nut)
Groco Groco Combo Bronze Thru Hull (without Nut)
$24.50
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Groco, Stainless Steel, 90 Deg. Sweep Hose Thru Hull, HTHC-S SeriesGroco, Stainless Steel, 90 Deg. Sweep Hose Thru Hull, HTHC-S Series
Groco Groco, Stainless Steel, 90 Deg. Sweep Hose Thru Hull, HTHC-S Series
From $49.50
1 review
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Groco, Bronze Slotted Strainer with Access Door, ASC SeriesGroco, Bronze Slotted Strainer with Access Door, ASC Series
Groco Groco, Bronze Slotted Strainer with Access Door, ASC Series
From $156.95
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Thru Hull Connections with Hose Barb
Buck Algonquin / Hydrasearch Thru Hull Connections with Hose Barb
$127.90
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Bronze Thru-Hulls
Buck Algonquin / Hydrasearch Bronze Thru-Hulls
From $20.98
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Attwood, 3879, 90 Degree Thru-Hull Connector, 1-1/8", White
Attwood Attwood, 3879, 90 Degree Thru-Hull Connector, 1-1/8", White
$16.84
1 review
Attwood, 3877, 90 Degree Thru-Hull Connector, 3/4", White
Attwood Attwood, 3877, 90 Degree Thru-Hull Connector, 3/4", White
From $9.78
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Perko 1/2" Bronze Thru-Hull Fitting, with Nut
Perko Perko 1/2" Bronze Thru-Hull Fitting, with Nut
$45.24
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2 1/2" Scoop Thru Hull with Nut
Groco 2 1/2" Scoop Thru Hull with Nut
$221.95
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Forespar Marelon 250 Series Thru-Hull, CF 250, 1-1/2"
Forespar Products Corp. Forespar Marelon 250 Series Thru-Hull, CF 250, 1-1/2"
$32.50
No reviews

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