Cast Boat Thru-Hulls | Stainless Steel Marine Thru-Hulls

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Cast Thru-Hulls

Our stainless steel, corrosion resistant thru-hulls come in a variety of diameters and sizes and are specially designed to accept hoses or valves to allow water to easily pass through the hull of your vessel. GEM thru-hulls also offer a design that allows one man installation.
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Thru Hull 5/8" NPS Barb Short
Regular price
$27.90
Sale price

$0.00

$27.90
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Thru Hull 3/4" NPS Barb Short
Regular price
$31.00
Sale price

$0.00

$31.00
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Thru Hull 1" NPS Barb Short
Regular price
$36.13
Sale price

$0.00

$36.13
Unit price
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Thru Hull NPS 1-1/2" Barb Short
Regular price
$57.65
Sale price

$0.00

$57.65
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Thru Hull NPS 1-1/4" Barb Short
Regular price
$45.52
Sale price

$0.00

$45.52
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Thru Hull NPS 1-1/8" Barb Short
Regular price
$38.42
Sale price

$0.00

$38.42
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Thru-Hull NPS 1-1/2" Barb Short w/Flap
Regular price
$91.59
Sale price

$0.00

$91.59
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Thru Hull 5/8" Barb NPS
Regular price
$29.78
Sale price

$0.00

$29.78
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Thru Hull 3/4" Barb NPS
Regular price
$34.40
Sale price

$0.00

$34.40
Unit price
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Thru Hull 1" Barb NPS
Regular price
$41.49
Sale price

$0.00

$41.49
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Thru Hull 1-1/2" Barb NPS
Regular price
$66.12
Sale price

$0.00

$66.12
Unit price
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Thru Hull 1-1/4" Barb NPS
Regular price
$54.19
Sale price

$0.00

$54.19
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Thru Hull 1-1/8" Barb NPS
Regular price
$50.23
Sale price

$0.00

$50.23
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Thru Hull 2" Barb NPS
Regular price
$99.88
Sale price

$0.00

$99.88
Unit price
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Thru Hull 2" NPS Barb w/ Flapper
Regular price
$162.49
Sale price

$0.00

$162.49
Unit price
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Thru Hull 1-1/2" NPS Barb w/ Flap
Regular price
$101.60
Sale price

$0.00

$101.60
Unit price
per 
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Thru Hull 1/2" NPT
Regular price
$30.22
Sale price

$0.00

$30.22
Unit price
per 
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Thru Hull 3/4" NPT
Regular price
$36.62
Sale price

$0.00

$36.62
Unit price
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Thru-Hull 1" NPT Fitting
Regular price
$40.01
Sale price

$0.00

$40.01
Unit price
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Thru Hull 1-1/2" NPT
Regular price
$66.12
Sale price

$0.00

$66.12
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Thru Hull 1-1/4" NPT
Regular price
$58.87
Sale price

$0.00

$58.87
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Thru-Hull 2" NPT Fitting
Regular price
$82.73
Sale price

$0.00

$82.73
Unit price
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Boat Thru Hull Fittings - 2" w/flapper NPT
Regular price
$162.49
Sale price

$0.00

$162.49
Unit price
per 
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Thru Hull 3/4" NPT 1.5" of thread
Regular price
$40.82
Sale price

$0.00

$40.82
Unit price
per 
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