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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-$58.05 USD
Vendor:GROCOGROCO 1-1/2" NPT Stainless Steel In-Line Ball Valve [IBV-1500-S]
Regular price $117.95 USDRegular price$176.00 USD-$58.05 USD Sale price $117.95 USD -
-$2.04 USD
Vendor:RuleRule Replacement Garden Hose Adapter [68]
Regular price $10.95 USDRegular price$12.99 USD-$2.04 USD Sale price $10.95 USD -
-$441.65 USD
Vendor:ViegaViega MegaPress 316 FKM 2" Union [91950]
Regular price $965.95 USDRegular price$1,407.60 USD-$441.65 USD Sale price $965.95 USD -
-$90.05 USD
Vendor:GROCOGROCO 6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" Return [FV-65038]
Regular price $179.95 USDRegular price$270.00 USD-$90.05 USD Sale price $179.95 USD -
-$216.05 USD
Vendor:GROCOGROCO Bronze Round Hull Strainer w/Access Door f/Up To 4" Thru-Hull [RSC-4000]
Regular price $371.95 USDRegular price$588.00 USD-$216.05 USD Sale price $371.95 USD -
-$63.00 USD
Vendor:Forespar Performance ProductsForespar Marelon Full-Flow Seacock 1-1/2" Mushroom Through-Hull [904046ABYC]
Regular price $136.95 USDRegular price$199.95 USD-$63.00 USD Sale price $136.95 USD -
-$58.00 USD
Vendor:Forespar Performance ProductsForespar Marelon Full-Flow Seacock 1-1/4" Mushroom Through-Hull [904045ABYC]
Regular price $126.95 USDRegular price$184.95 USD-$58.00 USD Sale price $126.95 USD -
-$7.04 USD
Vendor:Attwood MarineAttwood Stainless Steel Garboard Drain Plug - 7/8" Diameter [7557-7]
Regular price $30.95 USDRegular price$37.99 USD-$7.04 USD Sale price $30.95 USD -
-$7.53 USD
Vendor:PerkoPerko Spare Gas Cap w/O-Ring & Cable [1270DPG99A]
Regular price $22.95 USDRegular price$30.48 USD-$7.53 USD Sale price $22.95 USD -
-$24.84 USD
Vendor:PerkoPerko Garboard Drain & Drain Plug Assy Cast Bronze/Brass MADE IN THE USA [0714DP1PLB]
Regular price $28.95 USDRegular price$53.79 USD-$24.84 USD Sale price $28.95 USD -
-$13.05 USD
Vendor:GROCOGROCO 3/4" Bronze In-Line Check Valve [CV-75]
Regular price $25.95 USDRegular price$39.00 USD-$13.05 USD Sale price $25.95 USD -
-$21.05 USD
Vendor:GROCOGROCO 2"" NPT x 2" ID Stainless Steel Pipe to Hose Straight Fitting [PTH-2000-S]
Regular price $42.95 USDRegular price$64.00 USD-$21.05 USD Sale price $42.95 USD -
-$48.05 USD
Vendor:GROCOGROCO 1-1/4" Hose Barb Stainless Straight Deck Drain [SCUS-1250]
Regular price $95.95 USDRegular price$144.00 USD-$48.05 USD Sale price $95.95 USD -
-$62.05 USD
Vendor:GROCOGROCO Deck Scupper 90 Degree 1-1/2" Hose Connection [SCUS-1590]
Regular price $123.95 USDRegular price$186.00 USD-$62.05 USD Sale price $123.95 USD -
-$60.05 USD
Vendor:GROCOGROCO 1/2" 5-Port Tank Selector Valve [FV-550-L]
Regular price $119.95 USDRegular price$180.00 USD-$60.05 USD Sale price $119.95 USD -
-$3.04 USD
Vendor:RuleRule 1207R 1-1/8" Port - 90 Barb [1207R]
Regular price $14.95 USDRegular price$17.99 USD-$3.04 USD Sale price $14.95 USD