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Marine Plumbing & Ventilation - Thru-Hull Fittings

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

Attwood Marine
Low 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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Attwood Stainless Steel Thru-Hull Short Straight Barbed - 3/4" Inner Diameter [66541-3]

Attwood Marine
In stock

Stainless Steel Thru-Hull Short Straight Barbed - 3/4" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why...

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GROCO 3/4" 90 Degree Hose Thru-Hull Fitting [HTHC-750-S]

GROCO
Low stock

3/4" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B Specific...

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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 1-1/2" 90 Degree Hose Thru-Hull Fitting [HTHC-1500-S]

GROCO
Low stock

1-1/2" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B Specif...

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GROCO Bronze Hose Barb Thru-Hull Fitting - 3/4" [HTH-750]

GROCO
In stock

Bronze Hose Barb Thru-Hull Fitting - 3/4" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 3/4" ...

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GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/4" [HTH-1250]

GROCO
In stock

Bronze Hose Barb Thru-Hull Fitting - 1-1/4" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1-1...

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

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

GROCO
In 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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GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/2" [HTH-1500-S]

GROCO
In stock

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

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$28.99
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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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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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GROCO Bronze Hose Barb Thru-Hull Fitting - 2" [HTH-2000]

GROCO
In 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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$157.99
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GROCO 2-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2500-W]

GROCO
In 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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$104.00
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$66.99
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GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 2" [HTH-2000-S]

GROCO
Low stock

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

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Attwood Plastic Thru-Hull Fitting - 1-1/2" - White [3875-3]

Attwood Marine
Low stock

Plastic Thru-Hull Fitting - 1-1/2" - WhiteThese thru-hulls are made with a durable, thermoplastic construction which prevents electrolysis.Caution...

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Perko 1-1/8" Thru-Hull Fitting f/Hose Narrow Flange - Plastic [0301DP6A]

Perko
Low stock

1-1/8" Thru-Hull Fitting for Hose Narrow Flange - PlasticFeatures: Molded white Narrow Flange Specifications: Hose Size: 1-1/8" Mounting Hole Di...

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

Perko
Low 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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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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$82.56
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$50.99
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Perko 6-1/4" x 4-1/4" Scoop Strainer Bronze MADE IN THE USA [0066DP3PLB]

Perko
Low stock

Perko 6-1/4" X 4-1/4" Scoop Strainer BronzeCast bronzeMachine slotsTechnical Information: For Thru-Hull Size Inches: 1-1/4 & 1-1/2 Dimensions...

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$113.32
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$67.99
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Perko 1" Thru-Hull Fitting f/ Hose Chrome Plated Bronze MADE IN THE USA [0350006DPC]

Perko
In 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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$133.88
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$80.99
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$80.99

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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$80.99
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$160.39
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$160.39
$96.99
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$96.99

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

Perko
In 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
$96.99
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