Thru-Hull Fittings
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![Attwood Marine Attwood Stainless Steel Scupper Valve Barbed - 1-1/2" Hose Size [66553-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66918/130506/Attwood-Stainless-Steel-Scupper-Valve-Barbed-1-12-Hose-Size-66553-3_87178__27763.1716051441.jpg?c=2 "Attwood Marine Attwood Stainless Steel Scupper Valve Barbed - 1-1/2\" Hose Size [66553-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Scupper Valve Barbed - 1-1/2" Hose Size [66553-3]
$99.99$88.99Stainless Steel Scupper Valve Barbed - 1-1/2" Hose SizePolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless Construction:Cast from...$99.99$88.99 -
![Attwood Marine Attwood Stainless Steel Thru-Hull Short Straight Barbed - 1-1/2" Inner Diameter [66545-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66911/130501/Attwood-Stainless-Steel-Thru-Hull-Short-Straight-Barbed-1-12-Inner-Diameter-66545-3_87171__30762.1716051421.jpg?c=2 "Attwood Marine Attwood Stainless Steel Thru-Hull Short Straight Barbed - 1-1/2\" Inner Diameter [66545-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Thru-Hull Short Straight Barbed - 1-1/2" Inner Diameter [66545-3]
$81.99Stainless Steel Thru-Hull Short Straight Barbed - 1-1/2" Inner Diameter Polish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$81.99 -
![Attwood Marine Attwood Stainless Steel Thru-Hull Short Straight Barbed - 3/4" Inner Diameter [66541-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66907/130500/Attwood-Stainless-Steel-Thru-Hull-Short-Straight-Barbed-34-Inner-Diameter-66541-3_87167__00414.1716051417.jpg?c=2 "Attwood Marine Attwood Stainless Steel Thru-Hull Short Straight Barbed - 3/4\" Inner Diameter [66541-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Thru-Hull Short Straight Barbed - 3/4" Inner Diameter [66541-3]
$45.99Stainless Steel Thru-Hull Short Straight Barbed - 3/4" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$45.99 -
![Attwood Stainless Steel Thru-Hull Short Straight Barbed - 5\/8" Inner Diameter [66540-3]](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/73205/138876/98082XL__52340.1721935600.jpg?c=2 "Attwood Stainless Steel Thru-Hull Short Straight Barbed - 5\/8\" Inner Diameter [66540-3]")
Attwood Marine
Attwood Stainless Steel Thru-Hull Short Straight Barbed - 5/8" Inner Diameter [66540-3]
$40.99Stainless Steel Thru-Hull Short Straight Barbed - 5/8" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$40.99 -
![Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1" Inner Diameter [66548-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66914/130503/Attwood-Stainless-Steel-Thru-Hull-Standard-Straight-Barbed-1-Inner-Diameter-66548-3_87174__27772.1716051429.jpg?c=2 "Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1\" Inner Diameter [66548-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1" Inner Diameter [66548-3]
$56.99Stainless Steel Thru-Hull Standard Straight Barbed - 1" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$56.99 -
![Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66917/130505/Attwood-Stainless-Steel-Thru-Hull-Standard-Straight-Barbed-1-12-Inner-Diameter-66551-3_87177__70646.1716051437.jpg?c=2 "Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2\" Inner Diameter [66551-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3]
$79.99Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$79.99 -
![Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner Diameter [66549-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66915/130504/Attwood-Stainless-Steel-Thru-Hull-Standard-Straight-Barbed-1-18-Inner-Diameter-66549-3_87175__97081.1716051433.jpg?c=2 "Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8\" Inner Diameter [66549-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner Diameter [66549-3]
$57.99Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$57.99 -
![Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner Diameter [66546-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66912/130502/Attwood-Stainless-Steel-Thru-Hull-Standard-Straight-Barbed-58-Inner-Diameter-66546-3_87172__91943.1716051425.jpg?c=2 "Attwood Marine Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 5/8\" Inner Diameter [66546-3] MyGreenOutdoors")
Attwood Marine
Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner Diameter [66546-3]
$44.99Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of the boat?Rugged Stainless...$44.99 -
![Attwood Marine Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter [3877-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66922/130508/Attwood-White-Plastic-90-Degree-Thru-Hull-Connector-34-Inner-Diameter-3877-3_87182__18319.1716051449.jpg?c=2 "Attwood Marine Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4\" Inner Diameter [3877-3] MyGreenOutdoors")
Attwood Marine
Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter [3877-3]
$21.99White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter90° Thru-Hulls are ideal for tight installations, such as livewell overflow drains. The angled design also eliminates hose kinking.Specifications:Fits Hose Size: (inch) 3/4"inner...$21.99 -
![Attwood Marine Attwood White Plastic Thru-Hull Fitting - 1-1/8" Inner Diameter [3874-3] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/66921/130507/Attwood-White-Plastic-Thru-Hull-Fitting-1-18-Inner-Diameter-3874-3_87181__61532.1716051445.jpg?c=2 "Attwood Marine Attwood White Plastic Thru-Hull Fitting - 1-1/8\" Inner Diameter [3874-3] MyGreenOutdoors")
Attwood Marine
Attwood White Plastic Thru-Hull Fitting - 1-1/8" Inner Diameter [3874-3]
$18.99White Plastic Thru-Hull Fitting - 1-1/8" Inner DiameterThis thru-hull fitting is made with a durable, thermoplastic construction, which prevents electrolysis.Specifications:Hose Size: (inch) 1-1/8" Inner diameterStem Length: (inch) 3-1/4"Max Hull...$18.99 -
Out of Stock
![GROCO GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/71781/136693/GROCO-2-12-Bronze-Thru-Hull-Fitting-wNut-TH-2500-W_95015__33621.1716075467.jpg?c=2 "GROCO GROCO 2-1/2\" Bronze Thru-Hull Fitting w/Nut [TH-2500-W] MyGreenOutdoors")
GROCO
GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W]
$209.00$147.992-1/2" Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 2-1/2" GROCO thru-hull fitting than conventional thru-hulls.Features:NPSM / NPT combination threadC83600 BronzeUL listed 647BIncludes nut BSPP and stainless steel...$209.00$147.99 -
![GROCO GROCO 3" Bronze Thru-Hull Fitting w/Nut [TH-3000-W] MyGreenOutdoors](https://cdn11.bigcommerce.com/s-ktouu2lc/images/stencil/590x590/products/71782/136695/GROCO-3-Bronze-Thru-Hull-Fitting-wNut-TH-3000-W_95017__63083.1716075472.jpg?c=2 "GROCO GROCO 3\" Bronze Thru-Hull Fitting w/Nut [TH-3000-W] MyGreenOutdoors")
GROCO
GROCO 3" Bronze Thru-Hull Fitting w/Nut [TH-3000-W]
$299.00$206.993" Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 3" GROCO thru-hull fitting than conventional thru-hulls.Features:NPSM / NPT combination threadC83600 BronzeUL listed 647BIncludes nut BSPP and stainless steel models are...$299.00$206.99
