Cast Thru- Hulls

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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1.5 INCH TH Flapper Assembly
Regular price
$3.22
Sale price

$0.00

$3.22
Unit price
per 
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2 INCH TH Flapper Assembly
Regular price
$3.53
Sale price

$0.00

$3.53
Unit price
per 
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Thru Hull 1/2" NPT
Regular price
$24.31
Sale price

$0.00

$24.31
Unit price
per 
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Thru Hull 3/4" NPT
Regular price
$29.46
Sale price

$0.00

$29.46
Unit price
per 
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Thru Hull 1" 90º NPS
Regular price
$52.02
Sale price

$0.00

$52.02
Unit price
per 
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Thru Hull 1" Barb NPS
Regular price
$33.38
Sale price

$0.00

$33.38
Unit price
per 
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Thru Hull 1" NPS Barb Short
Regular price
$29.07
Sale price

$0.00

$29.07
Unit price
per 
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Thru-Hull 1" NPT Fitting
Regular price
$32.19
Sale price

$0.00

$32.19
Unit price
per 
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Thru Hull 1-1/2" Barb NPS
Regular price
$53.20
Sale price

$0.00

$53.20
Unit price
per 
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Thru Hull 1-1/2" NPS Barb w/ Flap
Regular price
$81.74
Sale price

$0.00

$81.74
Unit price
per 
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Thru Hull 1-1/2" NPT
Regular price
$53.20
Sale price

$0.00

$53.20
Unit price
per 
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Thru Hull 1-1/4" Barb NPS
Regular price
$43.60
Sale price

$0.00

$43.60
Unit price
per 
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Thru Hull 1-1/4" NPT
Regular price
$47.36
Sale price

$0.00

$47.36
Unit price
per 
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Thru Hull 1-1/8" 90º NPS
Regular price
$48.42
Sale price

$0.00

$48.42
Unit price
per 
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Thru Hull 1-1/8" Barb NPS
Regular price
$40.41
Sale price

$0.00

$40.41
Unit price
per 
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Thru Hull 2" Barb NPS
Regular price
$80.36
Sale price

$0.00

$80.36
Unit price
per 
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Thru Hull 2" NPS Barb w/ Flapper
Regular price
$130.73
Sale price

$0.00

$130.73
Unit price
per 
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Thru-Hull 2" NPT Fitting
Regular price
$66.56
Sale price

$0.00

$66.56
Unit price
per 
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Boat Thru Hull Fittings - 2" w/flapper NPT
Regular price
$130.73
Sale price

$0.00

$130.73
Unit price
per 
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Thru Hull 3/4" 90º NPS
Regular price
$34.90
Sale price

$0.00

$34.90
Unit price
per 
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Thru Hull 3/4" Barb NPS
Regular price
$27.68
Sale price

$0.00

$27.68
Unit price
per 
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Thru Hull 3/4" NPS Barb Short
Regular price
$24.94
Sale price

$0.00

$24.94
Unit price
per 
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Thru Hull 3/4" NPT 1.5" of thread
Regular price
$32.84
Sale price

$0.00

$32.84
Unit price
per 
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Thru Hull 5/8" 90º NPS
Regular price
$26.34
Sale price

$0.00

$26.34
Unit price
per 
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