Cast Thru- Hulls

Gemlux Collections | Rod Holders, Rigging Kits & More Boat Accessories: 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
$3.14
Sale price

$0.00

$3.14
Unit price
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2 INCH TH Flapper Assembly
Regular price
$3.44
Sale price

$0.00

$3.44
Unit price
per 
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Thru Hull 1/2" NPT
Regular price
$23.72
Sale price

$0.00

$23.72
Unit price
per 
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Thru Hull 3/4" NPT
Regular price
$28.74
Sale price

$0.00

$28.74
Unit price
per 
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Thru Hull 1" 90º NPS
Regular price
$50.75
Sale price

$0.00

$50.75
Unit price
per 
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Thru Hull 1" Barb NPS
Regular price
$32.57
Sale price

$0.00

$32.57
Unit price
per 
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Thru Hull 1" NPS Barb Short
Regular price
$28.36
Sale price

$0.00

$28.36
Unit price
per 
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Thru-Hull 1" NPT Fitting
Regular price
$31.40
Sale price

$0.00

$31.40
Unit price
per 
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Thru Hull 1-1/2" Barb NPS
Regular price
$51.90
Sale price

$0.00

$51.90
Unit price
per 
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Thru Hull 1-1/2" NPS Barb w/ Flap
Regular price
$79.75
Sale price

$0.00

$79.75
Unit price
per 
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Thru Hull 1-1/2" NPT
Regular price
$51.90
Sale price

$0.00

$51.90
Unit price
per 
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Thru Hull 1-1/4" Barb NPS
Regular price
$42.54
Sale price

$0.00

$42.54
Unit price
per 
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Thru Hull 1-1/4" NPT
Regular price
$46.20
Sale price

$0.00

$46.20
Unit price
per 
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Thru Hull 1-1/8" 90º NPS
Regular price
$47.24
Sale price

$0.00

$47.24
Unit price
per 
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Thru Hull 1-1/8" Barb NPS
Regular price
$39.42
Sale price

$0.00

$39.42
Unit price
per 
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Thru Hull 2" Barb NPS
Regular price
$78.40
Sale price

$0.00

$78.40
Unit price
per 
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Thru Hull 2" NPS Barb w/ Flapper
Regular price
$127.54
Sale price

$0.00

$127.54
Unit price
per 
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Thru-Hull 2" NPT Fitting
Regular price
$64.94
Sale price

$0.00

$64.94
Unit price
per 
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Boat Thru Hull Fittings - 2" w/flapper NPT
Regular price
$127.54
Sale price

$0.00

$127.54
Unit price
per 
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Thru Hull 3/4" 90º NPS
Regular price
$34.05
Sale price

$0.00

$34.05
Unit price
per 
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Thru Hull 3/4" Barb NPS
Regular price
$27.00
Sale price

$0.00

$27.00
Unit price
per 
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Thru Hull 3/4" NPS Barb Short
Regular price
$24.33
Sale price

$0.00

$24.33
Unit price
per 
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Thru Hull 3/4" NPT 1.5" of thread
Regular price
$32.04
Sale price

$0.00

$32.04
Unit price
per 
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Thru Hull 5/8" 90º NPS
Regular price
$25.70
Sale price

$0.00

$25.70
Unit price
per 
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