Skip to content
Free shipping on U.S. domestic orders of $89.99 or more! Standard flat-rate shipping of $9.95 (USPS). **exclusions apply**
Free shipping on U.S. domestic orders of $89.99 or more! Standard flat-rate shipping of $9.95 (USPS). **exclusions apply**

Marine Plumbing & Ventilation - Thru-Hull Fittings

Filters

$
$
Save $11.01 Save $0.00
$39.00
$39.00 - $39.00
$39.00
$27.99
$27.99 - $27.99
$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: ...

View full details
$39.00
$39.00 - $39.00
$39.00
$27.99
$27.99 - $27.99
$27.99
Save $11.01 Save $0.00
Save $30.01 Save $0.00
$95.00
$95.00 - $95.00
$95.00
$64.99
$64.99 - $64.99
$64.99

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...

View full details
$95.00
$95.00 - $95.00
$95.00
$64.99
$64.99 - $64.99
$64.99
Save $30.01 Save $0.00
Save $86.01 Save $0.00
$252.00
$252.00 - $252.00
$252.00
$165.99
$165.99 - $165.99
$165.99

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...

View full details
$252.00
$252.00 - $252.00
$252.00
$165.99
$165.99 - $165.99
$165.99
Save $86.01 Save $0.00
Save $39.40 Save $0.00
$66.39
$66.39 - $66.39
$66.39
$26.99
$26.99 - $26.99
$26.99

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...

View full details
$66.39
$66.39 - $66.39
$66.39
$26.99
$26.99 - $26.99
$26.99
Save $39.40 Save $0.00
Save $57.89 Save $0.00
$122.88
$122.88 - $122.88
$122.88
$64.99
$64.99 - $64.99
$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...

View full details
$122.88
$122.88 - $122.88
$122.88
$64.99
$64.99 - $64.99
$64.99
Save $57.89 Save $0.00
Save $56.33 Save $0.00
$113.32
$113.32 - $113.32
$113.32
$56.99
$56.99 - $56.99
$56.99

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...

View full details
$113.32
$113.32 - $113.32
$113.32
$56.99
$56.99 - $56.99
$56.99
Save $56.33 Save $0.00
Save $72.89 Save $0.00
$133.88
$133.88 - $133.88
$133.88
$60.99
$60.99 - $60.99
$60.99

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...

View full details
$133.88
$133.88 - $133.88
$133.88
$60.99
$60.99 - $60.99
$60.99
Save $72.89 Save $0.00
Save $81.40 Save $0.00
$160.39
$160.39 - $160.39
$160.39
$78.99
$78.99 - $78.99
$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...

View full details
$160.39
$160.39 - $160.39
$160.39
$78.99
$78.99 - $78.99
$78.99
Save $81.40 Save $0.00
Save $56.33 Save $0.00
$113.32
$113.32 - $113.32
$113.32
$56.99
$56.99 - $56.99
$56.99

Perko 1-1/8" Thru-Hull Fitting f/ Hose Chrome Plated Bronze Made in the USA [035006ADPC]

Perko
Low stock

Perko 1-1/8" Thru-Hull Connection f/ use with Hose Chrome Plated BronzeFlange is machined to fit and grooved to retain bedding compound neck isthr...

View full details
$113.32
$113.32 - $113.32
$113.32
$56.99
$56.99 - $56.99
$56.99
Save $56.33 Save $0.00
Save $106.94 Save $0.00
$189.93
$189.93 - $189.93
$189.93
$82.99
$82.99 - $82.99
$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...

View full details
$189.93
$189.93 - $189.93
$189.93
$82.99
$82.99 - $82.99
$82.99
Save $106.94 Save $0.00

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare