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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-$44.02 USD
Vendor:PerkoPerko Flush Pro Valve - 1-1/4" [0456DP7]
Regular price $120.95 USDRegular price$164.97 USD-$44.02 USD Sale price $120.95 USD -
-$21.05 USD
Vendor:GROCOGROCO 2"" NPT x 2" ID Stainless Steel Pipe to Hose Straight Fitting [PTH-2000-S]
Regular price $41.95 USDRegular price$63.00 USD-$21.05 USD Sale price $41.95 USD -
-$48.05 USD
Vendor:GROCOGROCO 1-1/4" Hose Barb Stainless Straight Deck Drain [SCUS-1250]
Regular price $96.95 USDRegular price$145.00 USD-$48.05 USD Sale price $96.95 USD -
-$51.05 USD
Vendor:GROCOGROCO 1-1/4" Hose Barb Stainless 90 Degree Deck Drain [SCUS-1290]
Regular price $103.95 USDRegular price$155.00 USD-$51.05 USD Sale price $103.95 USD -
-$12.05 USD
Vendor:GROCOGROCO 1-1/4" NPT x 1-1/4" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1250]
Regular price $23.95 USDRegular price$36.00 USD-$12.05 USD Sale price $23.95 USD -
-$3.05 USD
Vendor:GROCOGROCO 1/2" NPT x 3/4" Bronze Full Flow Pipe to Hose Straight Fitting [FF-500]
Regular price $7.95 USDRegular price$11.00 USD-$3.05 USD Sale price $7.95 USD -
-$19.92 USD
Vendor:Johnson PumpJohnson Pump Bulkhead Fitting 3/4" Hose [09-10616]
Regular price $28.95 USDRegular price$48.87 USD-$19.92 USD Sale price $28.95 USD -
-$9.56 USD
Vendor:T-H Marine SuppliesT-H Marine Double Barb Inline Scupper Check Valve - 1-1/8" - Black [ILS-1200-DP]
Regular price $18.95 USDRegular price$28.51 USD-$9.56 USD Sale price $18.95 USD -
-$60.05 USD
Vendor:GROCOGROCO Deck Scupper 90 Degree 1-1/2" Hose Connection [SCUS-1590]
Regular price $121.95 USDRegular price$182.00 USD-$60.05 USD Sale price $121.95 USD -
-$57.05 USD
Vendor:GROCOGROCO 1/2" 5-Port Tank Selector Valve [FV-550-L]
Regular price $113.95 USDRegular price$171.00 USD-$57.05 USD Sale price $113.95 USD -
-$3.05 USD
Vendor:GROCOGROCO Bronze Pipe Nipple - 3/4" NPT [PN-750]
Regular price $7.95 USDRegular price$11.00 USD-$3.05 USD Sale price $7.95 USD -
-$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