Marine Plumbing & Ventilation - Thru-Hull Fittings

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GROCO 212 Slotted Hi Speed ThruHull wNut HSSLTH2000W
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$183.00
$132.99

GROCO 2-1/2" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-2000-W]

GROCO

2-1/2" Slotted Hi Speed Thru-Hull with NutFeatures: 2-1/2" NPSM / NPT combination thread C83600 Bronze With Nut Slotted

$183.00
$132.99
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Attwood White Plastic 90 Degree ThruHull Connector  118 Inner Diameter 38793
Save 14%
$16.19
$13.99

Attwood White Plastic 90 Degree Thru-Hull Connector - 1-1/8" Inner Diameter [3879-3]

Attwood Marine

White Plastic 90 Degree Thru-Hull Connector - 1-1/8" Inner Diameter90° Thru-Hulls are ideal for tight installations, such as livewell overflow dra...

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$16.19
$13.99
Save 14%
Attwood Stainless Steel ThruHull Standard Straight Barbed  58 Inner Diameter 665463
Save 11%
$27.99
$24.99

Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner Diameter [66546-3]

Attwood Marine

Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. ...

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$27.99
$24.99
Save 11%
GROCO 112 Stainless Steel Extra Long ThruHull Fitting wNut THXL1500WS
Save 27%
$79.00
$57.99

GROCO 1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1500-WS]

GROCO

1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications:...

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$79.00
$57.99
Save 27%
GROCO 2 NPS NPT Combo Bronze ThruHull Fitting wNut TH2000W
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$107.00
$77.99

GROCO 2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-2000-W]

GROCO

2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Avail...

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$107.00
$77.99
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Perko 34 ThruHull Fitting wPipe Thread Bronze MADE IN THE USA 0322DP5PLB
Save 49%
$66.76
$33.99

Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP5PLB]

Perko

Perko 3/4" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neckis threaded to appro...

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$66.76
$33.99
Save 49%
Perko 614 x 414 Scoop Strainer Bronze MADE IN THE USA 0066DP3PLB
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$82.56
$54.99

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

Perko

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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$82.56
$54.99
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Perko 12 Intake Strainer Bronze MADE IN THE USA 0065DP4PLB
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$84.65
$46.99

Perko 1/2" Intake Strainer Bronze MADE IN THE USA [0065DP4PLB]

Perko

Perko 1/2" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 1/2 Maximum Hull Thickness Inches: 2-1...

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$84.65
$46.99
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GROCO 34 Slotted Hi Speed ThruHull wNut HSSLTH750W
Save 28%
$40.00
$28.99

GROCO 3/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-750-W]

GROCO

3/4" Slotted Hi Speed Thru-Hull with NutFeatures: 3/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size: 3/...

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$40.00
$28.99
Save 28%
GROCO 112 Slotted Hi Speed ThruHull wNut HSSLTH1500W
Save 28%
$123.00
$88.99

GROCO 1-1/2" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1500-W]

GROCO

1-1/2" Slotted Hi Speed Thru-Hull with NutFeatures: 1-1/2" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size...

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$123.00
$88.99
Save 28%
GROCO 1 Slotted Hi Speed ThruHull wNut HSSLTH1000W
Save 26%
$57.00
$41.99

GROCO 1" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1000-W]

GROCO

1" Slotted Hi Speed Thru-Hull with NutFeatures: 1" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size: 1" Mat...

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$57.00
$41.99
Save 26%
GROCO 114 Slotted Hi Speed ThruHull wNut HSSLTH1250W
Save 28%
$98.00
$70.99

GROCO 1-1/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1250-W]

GROCO

1-1/4" Slotted Hi Speed Thru-Hull with NutFeatures: 1-1/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size...

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$98.00
$70.99
Save 28%
GROCO 114 Bronze Extra Long ThruHull Fitting wNut THXL1250W
Save 27%
$84.00
$60.99

GROCO 1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1250-W]

GROCO

1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/...

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$84.00
$60.99
Save 27%
GROCO 112 NPS NPT Combo Stainless Steel ThruHull Fitting wNut TH1500WS
Save 27%
$70.00
$50.99

GROCO 1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1500-WS]

GROCO

1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" ...

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$70.00
$50.99
Save 27%
Perko 1 Intake Strainer Bronze MADE IN THE USA 0065DP6PLB
Save 48%
$141.26
$72.99

Perko 1" Intake Strainer Bronze MADE IN THE USA [0065DP6PLB]

Perko

Perko 1" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 1 Maximum Hull Thickness Inches: 2-1/2 ...

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$141.26
$72.99
Save 48%
GROCO Bronze Hose Barb ThruHull Fitting  34 HTH750
Save 25%
$32.00
$23.99

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

GROCO

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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$32.00
$23.99
Save 25%
GROCO 112 Bronze Combo Scoop ThruHull wNut STH1500W
Save 27%
$96.00
$69.99

GROCO 1-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-1500-W]

GROCO

1-1/2" 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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$96.00
$69.99
Save 27%
Perko 34 ThruHull Fitting wPipe Thread Bronze Extra Long  Max Hull 5 Thick 0348DP5PLB
Save 38%
$118.72
$73.99

Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze Extra Long - Max Hull 5" Thick [0348DP5PLB]

Perko

Extra Long Thru-Hull Connection for Use with PipePart #: 0348DP5PLBFlange is machined to fit the hull and grooved to retain bedding compound neck ...

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$118.72
$73.99
Save 38%
Perko 34 Intake Strainer Bronze MADE IN THE USA 0065DP5PLB
Save 46%
$109.63
$58.99

Perko 3/4" Intake Strainer Bronze MADE IN THE USA [0065DP5PLB]

Perko

Perko 3/4" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 3/4 Maximum Hull Thickness Inches: 2-3...

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$109.63
$58.99
Save 46%
GROCO 1 Stainless Steel Extra Long ThruHull Fitting wNut THXL1000WS
Save 27%
$64.00
$46.99

GROCO 1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1000-WS]

GROCO

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

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$64.00
$46.99
Save 27%
GROCO 112 Bronze Extra Long ThruHull Fitting wNut THXL1500W
Save 28%
$90.00
$64.99

GROCO 1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1500-W]

GROCO

1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/...

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$90.00
$64.99
Save 28%
Attwood Stainless Steel ThruHull Short Straight Barbed  1 Inner Diameter 665423
Save 18%
$35.16
$28.99

Attwood Stainless Steel Thru-Hull Short Straight Barbed - 1" Inner Diameter [66542-3]

Attwood Marine

Stainless Steel Thru-Hull Short Straight Barbed - 1" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why s...

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$35.16
$28.99
Save 18%
Attwood White Plastic ThruHull Fitting  118 Inner Diameter 38743
Save 10%
$9.99
$8.99

Attwood White Plastic Thru-Hull Fitting - 1-1/8" Inner Diameter [3874-3]

Attwood Marine

White Plastic Thru-Hull Fitting - 1-1/8" Inner DiameterThis thru-hull fitting is made with a durable, thermoplastic construction, which prevents e...

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$9.99
$8.99
Save 10%
Attwood Stainless Steel ThruHull Standard Straight Barbed  1 Inner Diameter 665483
Save 18%
$35.42
$28.99

Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1" Inner Diameter [66548-3]

Attwood Marine

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

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$35.42
$28.99
Save 18%

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