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Marine Plumbing & Ventilation - Thru-Hull Fittings

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GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/2" [HTH-1500]

GROCO
In stock

Bronze Hose Barb Thru-Hull Fitting - 1-1/2" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1-1...

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Perko Thru-Hull Scupper f/Mounting Through Transom [0323DP]

Perko
Low stock

Thru-Hull Scupper for Mounting Through TransomFeatures: Molded White Polymer Soft Black Flapper Nut and Mounting Hardware Included Specifications:...

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GROCO 3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-750-WS]

GROCO
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3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications: H...

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$23.99
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GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" [HTH-750-S]

GROCO
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Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications: ...

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Perko 5/8" Thru-Hull Fitting f/ Hose Bronze MADE IN THE USA [0350004DPP]

Perko
Low stock

Perko 5/8" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approxi...

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$87.56
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Perko 1" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP6PLB]

Perko
In stock

Perko 1" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neckis threaded to approxi...

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$75.99
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Perko 1-1/2" Thru-Hull Fitting f/ Hose Bronze Made in the USA [0350008DPP]

Perko
In stock

Perko 1-1/2" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to appro...

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$19.99
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$19.99

GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]

GROCO
In stock

Bronze Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 5/8" ...

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Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter [3877-3]

Attwood Marine
In stock

White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter90° Thru-Hulls are ideal for tight installations, such as livewell overflow drain...

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Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3]

Attwood Marine
In stock

Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings...

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$47.99
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$47.99

GROCO 1" 90 Degree Hose Thru-Hull Fitting [HTHC-1000-S]

GROCO
Low stock

1" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B Specificat...

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GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4" [HTH-1250-S]

GROCO
In stock

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications...

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$41.00
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$28.99
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GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1" [HTH-1000-S]

GROCO
Low stock

Stainless Steel Hose Barb Thru-Hull Fitting - 1" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications: Ho...

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$54.99
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GROCO 1-1/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1250-WS]

GROCO
Low stock

1-1/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications:...

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$46.00
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$31.99
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GROCO Bronze Hose Barb Thru-Hull Fitting - 1" [HTH-1000]

GROCO
In stock

Bronze Hose Barb Thru-Hull Fitting - 1" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1" Mate...

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$40.00
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$27.99
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$27.99

GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1/2" [HTH-500-S]

GROCO
In stock

Stainless Steel Hose Barb Thru-Hull Fitting - 1/2" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications: ...

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$101.00
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$68.99
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GROCO Bronze Hose Barb Thru-Hull Fitting - 2" [HTH-2000]

GROCO
Low stock

Bronze Hose Barb Thru-Hull Fitting - 2" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 2" Mate...

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$68.99
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$268.00
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$268.00
$176.99
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$176.99

GROCO 2-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2500-W]

GROCO
Low stock

2-1/2" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C836...

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$66.39
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$26.99
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Perko 5/8" Thru-Hull Fitting f/ Hose Chrome Plated Bronze MADE IN THE USA [0350004DPC]

Perko
In stock

Perko 5/8" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthread...

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$122.88
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$64.99
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$64.99

Perko 1-1/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP7PLB]

Perko
Low stock

Perko 1-1/4" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neckis threaded to app...

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$122.88
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$64.99
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$113.32
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$113.32
$56.99
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Perko 1" Thru-Hull Fitting f/ Hose Chrome Plated Bronze MADE IN THE USA [0350006DPC]

Perko
Low stock

Perko 1" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded...

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$113.32
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$133.88
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$133.88
$60.99
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Perko 1-1/4" Thru-Hull Fitting f/Hose Bronze MADE IN THE USA [0350007DPP]

Perko
In stock

Perko 1-1/4" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to appro...

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$133.88
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$133.88
$60.99
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$160.39
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$160.39
$78.99
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$78.99

Perko 1-1/2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP8PLB]

Perko
Low stock

Perko 1-1/2" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to ap...

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$160.39
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$160.39
$78.99
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$189.93
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$189.93
$82.99
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$82.99

Perko 1-1/2" Thru-Hull Fitting f/ Hose Chrome Plated Bronze Made in the USA [0350008DPC]

Perko
In stock

Perko 1-1/2" Thru-Hull Connection f/ use with Hose Chrome Plated BronzeFlange is machined to fit and grooved to retain bedding compound neck isthr...

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$189.93
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$189.93
$82.99
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