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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Sea-Dog 1-1/2" Thru-HullSea-Dog 1-1/2" Thru-Hull
Sea-Dog Sea-Dog 1-1/2" Thru-Hull
$9.98 $10.50
1 review
Groco, Thru Hull Tool, THT-530
Groco Groco, Thru Hull Tool, THT-530
$168.97
No reviews
Forespar Marelon Y ValvesForespar Marelon Y Valves
Forespar Products Corp. Forespar Marelon Y Valves
From $64.95
1 review
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Legend Valve One-Piece Conventional Port Stainless Steel Valve, T-710Legend Valve One-Piece Conventional Port Stainless Steel Valve, T-710
Legend Valve Legend Valve One-Piece Conventional Port Stainless Steel Valve, T-710
From $32.49
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Midland Metals Hex Head Plug
Midland Metal Mfg. Co. Midland Metals Hex Head Plug
From $1.64
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Midland Metals Solid Square Head Plugs
Midland Metal Mfg. Co. Midland Metals Solid Square Head Plugs
From $3.05
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Midland Metal 1/4-28 Taper Thread Short Ball Check
Midland Metal Mfg. Co. Midland Metal 1/4-28 Taper Thread Short Ball Check
From $0.50
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Mildand Metal Inverted Flare Female Adapter Brass Fittings
Midland Metal Mfg. Co. Mildand Metal Inverted Flare Female Adapter Brass Fittings
From $5.26
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Midland Metal Nylon Couplings
Midland Metal Mfg. Co. Midland Metal Nylon Couplings
From $5.74
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Midland Metal Nylon Bushings
Midland Metal Mfg. Co. Midland Metal Nylon Bushings
From $1.83
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Midland Metal Nylon Hex Nipples
Midland Metal Mfg. Co. Midland Metal Nylon Hex Nipples
From $0.75
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Midland Brass Forged 90° Male Elbow Fitting
Midland Metal Mfg. Co. Midland Brass Forged 90° Male Elbow Fitting
From $3.56
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Midland Brass Cored Hex Plug
Midland Metal Mfg. Co. Midland Brass Cored Hex Plug
From $3.40
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Midland Brass Extender Adapter
Midland Metal Mfg. Co. Midland Brass Extender Adapter
From $4.54
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Midland Female Pipe x Female Pipe Fitting
Midland Metal Mfg. Co. Midland Female Pipe x Female Pipe Fitting
From $7.75
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Midland Brass Reducing Coupling Fitting
Midland Metal Mfg. Co. Midland Brass Reducing Coupling Fitting
From $2.75
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Midland Brass Long Nipple
Midland Metal Mfg. Co. Midland Brass Long Nipple
From $1.68
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Midland Brass Close Nipple
Midland Metal Mfg. Co. Midland Brass Close Nipple
From $0.65
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Midland Brass Hex Bushing
Midland Metal Mfg. Co. Midland Brass Hex Bushing
From $1.32
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Midland Brass Countersunk Hex Plug
Midland Metal Mfg. Co. Midland Brass Countersunk Hex Plug
From $1.26
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Midland Brass Square Head Plug
Midland Metal Mfg. Co. Midland Brass Square Head Plug
From $0.92
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Midland Brass 45° Elbow Fitting
Midland Metal Mfg. Co. Midland Brass 45° Elbow Fitting
$8.22
No reviews
Midland Brass Male Branch Tee Fitting
Midland Metal Mfg. Co. Midland Brass Male Branch Tee Fitting
From $6.51
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Midland Brass Forged Male Run Tee
Midland Metal Mfg. Co. Midland Brass Forged Male Run Tee
$7.24
No reviews

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