Durable Marine Fittings for Secure Plumbing Connections
Build or maintain a reliable onboard plumbing system with our wide selection of marine-grade fittings. Whether you're working on freshwater, bilge, fuel, or sanitation lines, our elbows, tees, valves, hose barbs, and connectors ensure leak-free, secure connections that stand up to life on the water.
Crafted from corrosion-resistant materials like bronze, stainless steel, and marine-grade plastics, these fittings are engineered to withstand harsh marine environments and high-pressure systems. Available in a range of sizes and configurations, they’re compatible with standard marine hoses and plumbing components.
Shop now for high-quality marine fittings and get the dependable performance your boat demands—trip after trip.
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-$16.93 USD
Vendor:PerkoPerko Cover Bolt Complete Sizes 8, 9 10 [0493DP999L]
Regular price $38.95 USDRegular price$55.88 USD-$16.93 USD Sale price $38.95 USD -
-$3.04 USD
Vendor:RuleRule 1207R 1-1/8" Port - 90 Barb [1207R]
Regular price $15.95 USDRegular price$18.99 USD-$3.04 USD Sale price $15.95 USD -
-$49.05 USD
Vendor:GROCOGROCO 1-1/2" Hose Barb Stainless Straight Deck Drain [SCUS-1500]
Regular price $99.95 USDRegular price$149.00 USD-$49.05 USD Sale price $99.95 USD -
-$45.05 USD
Vendor:GROCOGROCO 1/2" 4-Port Tank Selector Valve [FV-450-X]
Regular price $90.95 USDRegular price$136.00 USD-$45.05 USD Sale price $90.95 USD -
-$45.05 USD
Vendor:GROCOGROCO 1-1/2" NPT Bronze In-Line Ball Valve [IBV-1500]
Regular price $91.95 USDRegular price$137.00 USD-$45.05 USD Sale price $91.95 USD -
-$16.05 USD
Vendor:GROCOGROCO 1-1/2" NPT x 1-1/2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1500]
Regular price $33.95 USDRegular price$50.00 USD-$16.05 USD Sale price $33.95 USD -
-$177.05 USD
Vendor:GROCOGROCO Perforated Hull Strainer w/Access Door 3" Max Thru-Hull [APHS-3000-1]
Regular price $353.95 USDRegular price$531.00 USD-$177.05 USD Sale price $353.95 USD -
-$7.05 USD
Vendor:GROCOGROCO 1" NPT Bronze 45 Degree Pipe to 1" Hose [PTHD-1000]
Regular price $14.95 USDRegular price$22.00 USD-$7.05 USD Sale price $14.95 USD -
-$179.05 USD
Vendor:GROCOGROCO 1-1/4" Bronze Flanged Full Flow Seacock [BV-1250]
Regular price $357.95 USDRegular price$537.00 USD-$179.05 USD Sale price $357.95 USD -
-$74.05 USD
Vendor:GROCOGROCO 2" NPT Stainless Steel In-Line Ball Valve [IBV-2000-S]
Regular price $148.95 USDRegular price$223.00 USD-$74.05 USD Sale price $148.95 USD -
-$49.93 USD
Vendor:PerkoPerko Garboard Drain Plus w/Steel Wrench [0124000PLB]
Regular price $110.95 USDRegular price$160.88 USD-$49.93 USD Sale price $110.95 USD -
-$463.33 USD
Vendor:PerkoPerko 2" Seacock Ball Valve Bronze MADE IN THE USA [0805009PLB]
Regular price $465.95 USDRegular price$929.28 USD-$463.33 USD Sale price $465.95 USD -
-$9.68 USD
Vendor:T-H Marine SuppliesT-H Marine Washdown Fitting w/Shutoff Valve [WDV-1-DP]
Regular price $32.95 USDRegular price$42.63 USD-$9.68 USD Sale price $32.95 USD -
-$4.99 USD
Vendor:PerkoPerko Spare Cap f/1313 Gas Fill [0126DP0BLK]
Regular price $11.95 USDRegular price$16.94 USD-$4.99 USD Sale price $11.95 USD -
-$22.42 USD
Vendor:PerkoPerko 1" Pipe to Hose Adapter 90 Degree Bronze MADE IN THE USA [0063DP6PLB]
Regular price $23.95 USDRegular price$46.37 USD-$22.42 USD Sale price $23.95 USD -
-$15.51 USD
Vendor:PerkoPerko Fuel System Locking Cap f/ 1-1/2" Non-Vented Fills - 0520 / 0527 / 0528 / 0557 / 0599 / 1270 [1324DP1BLK]
Regular price $41.95 USDRegular price$57.46 USD-$15.51 USD Sale price $41.95 USD