Marine Plumbing & Ventilation - Thru-Hull Fittings
![Perko 1-1/2" Thru-Hull Fitting f/Hose Plastic MADE IN THE USA [0328DP8]](http://dnamarineworks.com/cdn/shop/products/39178XL_{width}x.jpg?v=1580191747)
![Perko 1-1/2" Thru-Hull Fitting f/Hose Plastic MADE IN THE USA [0328DP8]](http://dnamarineworks.com/cdn/shop/products/39178XL_grande.jpg?v=1580191747)
Perko
Sale price
$8.49
Regular price
$21.76
Sale
![GROCO 1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1000-WS]](http://dnamarineworks.com/cdn/shop/products/75349XL_{width}x.jpg?v=1580331718)
![GROCO 1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1000-WS]](http://dnamarineworks.com/cdn/shop/products/75349XL_grande.jpg?v=1580331718)
GROCO
Sale price
$52.59
Regular price
$63.00
Sale
![GROCO 1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1500-W]](http://dnamarineworks.com/cdn/shop/products/75346XL_{width}x.jpg?v=1580331692)
![GROCO 1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1500-W]](http://dnamarineworks.com/cdn/shop/products/75346XL_grande.jpg?v=1580331692)
GROCO
Sale price
$71.79
Regular price
$86.00
Sale
![Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP5PLB]](http://dnamarineworks.com/cdn/shop/products/39168XL_{width}x.jpg?v=1580191666)
![Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP5PLB]](http://dnamarineworks.com/cdn/shop/products/39168XL_grande.jpg?v=1580191666)
Perko
Sale price
$36.19
Regular price
$66.76
Sale
![GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W]](http://dnamarineworks.com/cdn/shop/files/103895XL_{width}x.jpg?v=1727375879)
![GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W]](http://dnamarineworks.com/cdn/shop/files/103895XL_grande.jpg?v=1727375879)
GROCO
Sale price
$174.29
Regular price
$209.00
Sale
![Perko 1/2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP4PLB]](http://dnamarineworks.com/cdn/shop/products/39167XL_{width}x.jpg?v=1580191658)
![Perko 1/2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP4PLB]](http://dnamarineworks.com/cdn/shop/products/39167XL_grande.jpg?v=1580191658)
Perko
Sale price
$35.09
Regular price
$51.96
Sale
![Perko Thru-Hull Scupper f/Mounting Through Transom [0323DP]](http://dnamarineworks.com/cdn/shop/products/73277XL_{width}x.jpg?v=1580318641)
![Perko Thru-Hull Scupper f/Mounting Through Transom [0323DP]](http://dnamarineworks.com/cdn/shop/products/73277XL_grande.jpg?v=1580318641)
Perko
Sale price
$45.59
Regular price
$60.09
Sale
![GROCO 3" Bronze Thru-Hull Fitting w/Nut [TH-3000-W]](http://dnamarineworks.com/cdn/shop/files/103896XL_{width}x.jpg?v=1715129950)
![GROCO 3" Bronze Thru-Hull Fitting w/Nut [TH-3000-W]](http://dnamarineworks.com/cdn/shop/files/103896XL_grande.jpg?v=1715129950)
GROCO
Sale price
$249.29
Regular price
$299.00
Sale
![GROCO 3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-750-WS]](http://dnamarineworks.com/cdn/shop/products/75348XL_{width}x.jpg?v=1580331709)
![GROCO 3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-750-WS]](http://dnamarineworks.com/cdn/shop/products/75348XL_grande.jpg?v=1580331709)
GROCO
Sale price
$47.59
Regular price
$57.00
Sale
![GROCO 1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1500-WS]](http://dnamarineworks.com/cdn/shop/products/75351XL_{width}x.jpg?v=1580331734)
![GROCO 1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1500-WS]](http://dnamarineworks.com/cdn/shop/products/75351XL_grande.jpg?v=1580331734)
GROCO
Sale price
$65.09
Regular price
$78.00
Sale
![GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-750-W]](http://dnamarineworks.com/cdn/shop/products/75376XL_{width}x.jpg?v=1580331863)
![GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-750-W]](http://dnamarineworks.com/cdn/shop/products/75376XL_grande.jpg?v=1580331863)
GROCO
Sale price
$18.39
Regular price
$22.00
Sale
![GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1000-W]](http://dnamarineworks.com/cdn/shop/products/74291XL_{width}x.jpg?v=1580324620)
![GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1000-W]](http://dnamarineworks.com/cdn/shop/products/74291XL_grande.jpg?v=1580324620)
GROCO
Sale price
$27.59
Regular price
$33.00
Sale
