Collection: Marine Plumbing & Ventilation | Durable Fittings
Ensure leak-proof, reliable connections with our Marine Plumbing & Ventilation – Fittings collection! Featuring sturdy hose barbs, valves, watertight seacocks, and durable couplings, these essential components are built for the rigors of life on the water. Perfect for upgrading your systems or replacing worn-out parts, our marine-grade fittings deliver exceptional durability and performance in even the toughest marine conditions. Shop now and enjoy free U.S. shipping on all orders!
⛵️ Sail Away with Free U.S. Shipping! ⚓️
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GROCO 1/2" NPT 90 Bronze Fuel Valve [FV-590]GROCO 1/2" NPT 90 Bronze Fuel Valve [FV-590]
- Regular price
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$27.99 - Regular price
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$29.00 - Sale price
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$27.99
Sale -
GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]
- Regular price
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$50.99 - Regular price
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$58.00 - Sale price
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$50.99
Sale -
GROCO 1-1/4" Bronze Flanged Full Flow Seacock [BV-1250]GROCO 1-1/4" Bronze Flanged Full Flow Seacock [BV-1250]
- Regular price
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$339.99 - Regular price
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$509.00 - Sale price
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$339.99
Sale -
Viega MegaPress 316 FKM 2" 90 Degree Elbow [91720]Viega MegaPress 316 FKM 2" 90 Degree Elbow [91720]
- Regular price
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$249.99 - Regular price
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$364.53 - Sale price
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$249.99
Sale -
Viega MegaPress 316 FKM 1-1/4" Coupling w/Stop [91115]Viega MegaPress 316 FKM 1-1/4" Coupling w/Stop [91115]
- Regular price
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$82.99 - Regular price
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$104.26 - Sale price
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$82.99
Sale -
GROCO 2" Safety Seacock w/1-1/2" Side Port [SBV-2000-P]GROCO 2" Safety Seacock w/1-1/2" Side Port [SBV-2000-P]
- Regular price
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$648.99 - Regular price
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$991.00 - Sale price
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$648.99
Sale -
GROCO Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull [SC-1000-L]GROCO Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull [SC-1000-L]
- Regular price
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$33.99 - Regular price
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$37.00 - Sale price
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$33.99
Sale -
GROCO 1-1/2" NPT x 1-1/2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1500]GROCO 1-1/2" NPT x 1-1/2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1500]
- Regular price
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$41.99 - Regular price
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$47.00 - Sale price
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$41.99
Sale -
GROCO 2" NPT Bronze In-Line Ball Valve [IBV-2000]GROCO 2" NPT Bronze In-Line Ball Valve [IBV-2000]
- Regular price
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$167.99 - Regular price
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$232.00 - Sale price
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$167.99
Sale -
GROCO Bronze Slotted Hull Scoop Strainer w/Access Door f/Up to 3" Thru Hull [ASC-3000]GROCO Bronze Slotted Hull Scoop Strainer w/Access Door f/Up to 3" Thru Hull [ASC-3000]
- Regular price
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$305.99 - Regular price
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$458.00 - Sale price
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$305.99
Sale -
GROCO 1/2" 4-Way Tank Selector Kit [TS-350-T]GROCO 1/2" 4-Way Tank Selector Kit [TS-350-T]
- Regular price
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$192.99 - Regular price
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$267.00 - Sale price
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$192.99
Sale -
GROCO Bronze Pipe Nipple - 2-1/2" NPT [PN-2500]GROCO Bronze Pipe Nipple - 2-1/2" NPT [PN-2500]
- Regular price
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$53.99 - Regular price
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$63.00 - Sale price
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$53.99
Sale -
T-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]T-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]
- Regular price
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$7.78 - Regular price
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- Sale price
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$7.78
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Perko Cover Bolt Complete Sizes 6 7 [0493DP799L]Perko Cover Bolt Complete Sizes 6 7 [0493DP799L]
- Regular price
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$35.99 - Regular price
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$44.04 - Sale price
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$35.99
Sale -
Viega ProPress 1" Copper Tee - Triple Press Connection - Smart Connect Technology [77412]Viega ProPress 1" Copper Tee - Triple Press Connection - Smart Connect Technology [77412]
- Regular price
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$24.99 - Regular price
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$26.63 - Sale price
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$24.99
Sale -
Viega ProPress 1" - 90 Copper Elbow - Double Press Connection - Smart Connect Technology [77027]Viega ProPress 1" - 90 Copper Elbow - Double Press Connection - Smart Connect Technology [77027]
- Regular price
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$17.54 - Regular price
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- Sale price
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$17.54
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GROCO 2-1/2" Bronze Tri-Flanged Ball Valve/Seacock [FBV-2500]GROCO 2-1/2" Bronze Tri-Flanged Ball Valve/Seacock [FBV-2500]
- Regular price
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$357.99 - Regular price
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$536.00 - Sale price
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$357.99
Sale -
Perko 6" Round Bronze Strainer MADE IN THE USA [0086006PLB]Perko 6" Round Bronze Strainer MADE IN THE USA [0086006PLB]
- Regular price
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$57.99 - Regular price
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$97.24 - Sale price
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$57.99
Sale -
Viega MegaPress 316 FKM Reducer - 2" x 1-1/2" [91285]Viega MegaPress 316 FKM Reducer - 2" x 1-1/2" [91285]
- Regular price
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$187.99 - Regular price
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$274.01 - Sale price
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$187.99
Sale -
Viega MegaPress 316 FKM Reducer - 1-1/2" x 1-1/4" [91920]Viega MegaPress 316 FKM Reducer - 1-1/2" x 1-1/4" [91920]
- Regular price
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$186.99 - Regular price
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$250.40 - Sale price
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$186.99
Sale -
Viega MegaPress 316 FKM Reducer - 1-1/4" x 1" [91280]Viega MegaPress 316 FKM Reducer - 1-1/4" x 1" [91280]
- Regular price
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$168.99 - Regular price
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$226.78 - Sale price
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$168.99
Sale -
Viega MegaPress 316 FKM Reducer - 1" x 3/4" [91275]Viega MegaPress 316 FKM Reducer - 1" x 3/4" [91275]
- Regular price
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$136.99 - Regular price
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$183.72 - Sale price
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$136.99
Sale -
Viega MegaPress 316 FKM Reducer - 3/4" x 1/2" [91270]Viega MegaPress 316 FKM Reducer - 3/4" x 1/2" [91270]
- Regular price
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$111.99 - Regular price
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$150.06 - Sale price
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$111.99
Sale -
Viega MegaPress 316 FKM 1-1/2" Slip Coupling w/o Stop [91310]Viega MegaPress 316 FKM 1-1/2" Slip Coupling w/o Stop [91310]
- Regular price
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$104.99 - Regular price
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$140.96 - Sale price
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$104.99
Sale -
Viega MegaPress 316 FKM 1-1/4" Slip Coupling w/o Stop [91305]Viega MegaPress 316 FKM 1-1/4" Slip Coupling w/o Stop [91305]
- Regular price
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$97.99 - Regular price
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$125.13 - Sale price
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$97.99
Sale -
Viega MegaPress 316 FKM 1" Slip Coupling w/o Stop [91300]Viega MegaPress 316 FKM 1" Slip Coupling w/o Stop [91300]
- Regular price
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$86.99 - Regular price
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$109.29 - Sale price
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$86.99
Sale -
Viega MegaPress 316 FKM 3/4" Slip Coupling w/o Stop [91295]Viega MegaPress 316 FKM 3/4" Slip Coupling w/o Stop [91295]
- Regular price
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$73.99 - Regular price
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$86.08 - Sale price
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$73.99
Sale -
Viega MegaPress 316 FKM 1/2" Slip Coupling w/Stop [91290]Viega MegaPress 316 FKM 1/2" Slip Coupling w/Stop [91290]
- Regular price
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$58.99 - Regular price
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$67.45 - Sale price
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$58.99
Sale -
Viega MegaPress 316 FKM 2" Coupling w/Stop [91125]Viega MegaPress 316 FKM 2" Coupling w/Stop [91125]
- Regular price
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$109.99 - Regular price
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$148.02 - Sale price
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$109.99
Sale -
Viega MegaPress 316 FKM 1-1/2" Coupling w/Stop [91120]Viega MegaPress 316 FKM 1-1/2" Coupling w/Stop [91120]
- Regular price
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$92.99 - Regular price
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$117.47 - Sale price
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$92.99
Sale -
Viega MegaPress 316 FKM 1" Coupling w/Stop [91110]Viega MegaPress 316 FKM 1" Coupling w/Stop [91110]
- Regular price
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$72.99 - Regular price
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$91.07 - Sale price
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$72.99
Sale -
Viega MegaPress 316 FKM 3/4" Coupling w/Stop [91105]Viega MegaPress 316 FKM 3/4" Coupling w/Stop [91105]
- Regular price
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$62.99 - Regular price
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$71.74 - Sale price
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$62.99
Sale -
Viega MegaPress 316 FKM 1/2" Coupling w/Stop [91100]Viega MegaPress 316 FKM 1/2" Coupling w/Stop [91100]
- Regular price
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$51.99 - Regular price
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$57.90 - Sale price
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$51.99
Sale -
Viega MegaPress 316 FKM 2" Union [91950]Viega MegaPress 316 FKM 2" Union [91950]
- Regular price
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$680.99 - Regular price
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$1,012.30 - Sale price
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$680.99
Sale -
Viega MegaPress 316 FKM 1-1/2" Union [91945]Viega MegaPress 316 FKM 1-1/2" Union [91945]
- Regular price
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$566.99 - Regular price
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$804.55 - Sale price
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$566.99
Sale -
Viega MegaPress 316 FKM 1-1/4" Union [91940]Viega MegaPress 316 FKM 1-1/4" Union [91940]
- Regular price
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$409.99 - Regular price
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$596.56 - Sale price
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$409.99
Sale -
Viega MegaPress 316 FKM 1" Union [91935]Viega MegaPress 316 FKM 1" Union [91935]
- Regular price
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$333.99 - Regular price
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$485.84 - Sale price
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$333.99
Sale -
Viega MegaPress 316 FKM 3/4" Union [91930]Viega MegaPress 316 FKM 3/4" Union [91930]
- Regular price
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$272.99 - Regular price
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$397.14 - Sale price
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$272.99
Sale -
Viega MegaPress 316 FKM 1/2" Union [91925]Viega MegaPress 316 FKM 1/2" Union [91925]
- Regular price
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$236.99 - Regular price
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$344.81 - Sale price
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$236.99
Sale -
Viega MegaPress 316 FKM 2" Cap [91840]Viega MegaPress 316 FKM 2" Cap [91840]
- Regular price
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$153.99 - Regular price
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$206.94 - Sale price
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$153.99
Sale -
Viega MegaPress 316 FKM 1-1/2" Cap [91835]Viega MegaPress 316 FKM 1-1/2" Cap [91835]
- Regular price
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$150.95 - Regular price
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$175.10 - Sale price
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$150.95
Sale -
Viega MegaPress 316 FKM 1-1/4" Cap [91830]Viega MegaPress 316 FKM 1-1/4" Cap [91830]
- Regular price
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$95.99 - Regular price
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$121.79 - Sale price
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$95.99
Sale -
Viega MegaPress 316 FKM 1" Cap [91825]Viega MegaPress 316 FKM 1" Cap [91825]
- Regular price
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$73.99 - Regular price
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$92.43 - Sale price
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$73.99
Sale -
Viega MegaPress 316 FKM 3/4" Cap [91820]Viega MegaPress 316 FKM 3/4" Cap [91820]
- Regular price
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$61.99 - Regular price
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$70.52 - Sale price
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$61.99
Sale -
Viega MegaPress 316 FKM 1/2" Cap [91815]Viega MegaPress 316 FKM 1/2" Cap [91815]
- Regular price
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$51.99 - Regular price
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$58.02 - Sale price
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$51.99
Sale -
Viega MegaPress 316 FKM FPT Adapter - 2" x 2" (FPT) [91265]Viega MegaPress 316 FKM FPT Adapter - 2" x 2" (FPT) [91265]
- Regular price
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$217.99 - Regular price
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$317.38 - Sale price
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$217.99
Sale -
Viega MegaPress 316 FKM FPT Adapter - 1/2" x 1/2" (FPT) [91240]Viega MegaPress 316 FKM FPT Adapter - 1/2" x 1/2" (FPT) [91240]
- Regular price
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$89.99 - Regular price
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$113.73 - Sale price
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$89.99
Sale -
Viega MegaPress 316 FKM MPT Adapter - 1-1/4" x 1-1/4" (MPT) [91225]Viega MegaPress 316 FKM MPT Adapter - 1-1/4" x 1-1/4" (MPT) [91225]
- Regular price
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$116.99 - Regular price
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$156.78 - Sale price
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$116.99
Sale -
Viega MegaPress 316 FKM MPT Adapter - 1" x 1" (MPT) [91220]Viega MegaPress 316 FKM MPT Adapter - 1" x 1" (MPT) [91220]
- Regular price
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$84.99 - Regular price
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$107.60 - Sale price
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$84.99
Sale -
Viega MegaPress 316 FKM MPT Adapter - 3/4" x 1/2" (MPT) [91210]Viega MegaPress 316 FKM MPT Adapter - 3/4" x 1/2" (MPT) [91210]
- Regular price
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$78.99 - Regular price
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$98.51 - Sale price
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$78.99
Sale -
Viega MegaPress 316 FKM MPT Adapter - 1/2" x 1/2" (MPT) [91205]Viega MegaPress 316 FKM MPT Adapter - 1/2" x 1/2" (MPT) [91205]
- Regular price
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$87.49 - Regular price
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- Sale price
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$87.49
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Viega MegaPress 316 FKM Tee - 1-1/2" x 1-1/2" x 1-1/2" [91615]Viega MegaPress 316 FKM Tee - 1-1/2" x 1-1/2" x 1-1/2" [91615]
- Regular price
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$342.99 - Regular price
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$499.28 - Sale price
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$342.99
Sale -
Viega MegaPress 316 FKM Tee - 1-1/4" x 1-1/4" x 1-1/4" [91640]Viega MegaPress 316 FKM Tee - 1-1/4" x 1-1/4" x 1-1/4" [91640]
- Regular price
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$248.99 - Regular price
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$362.85 - Sale price
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$248.99
Sale -
Viega MegaPress 316 FKM Tee - 1" x 1" x 1" [91610]Viega MegaPress 316 FKM Tee - 1" x 1" x 1" [91610]
- Regular price
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$224.99 - Regular price
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$327.65 - Sale price
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$224.99
Sale -
Viega MegaPress 316 FKM Tee - 1/2" x 1/2" x 1/2" [91600]Viega MegaPress 316 FKM Tee - 1/2" x 1/2" x 1/2" [91600]
- Regular price
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$186.99 - Regular price
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$251.30 - Sale price
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$186.99
Sale -
Viega MegaPress 316 FKM 1" 45 Degree Street Elbow [91795]Viega MegaPress 316 FKM 1" 45 Degree Street Elbow [91795]
- Regular price
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$118.99 - Regular price
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$159.12 - Sale price
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$118.99
Sale -
Viega MegaPress 316 FKM 3/4" 45 Degree Street Elbow [91790]Viega MegaPress 316 FKM 3/4" 45 Degree Street Elbow [91790]
- Regular price
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$100.99 - Regular price
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$128.54 - Sale price
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$100.99
Sale -
Viega MegaPress 316 FKM 1/2" 45 Degree Street Elbow [91785]Viega MegaPress 316 FKM 1/2" 45 Degree Street Elbow [91785]
- Regular price
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$85.99 - Regular price
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$107.72 - Sale price
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$85.99
Sale -
Viega MegaPress 316 FKM 1-1/2" 45 Degree Elbow [91775]Viega MegaPress 316 FKM 1-1/2" 45 Degree Elbow [91775]
- Regular price
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$197.99 - Regular price
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$287.44 - Sale price
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$197.99
Sale -
Viega MegaPress 316 FKM 1-1/4" 45 Degree Elbow [91770]Viega MegaPress 316 FKM 1-1/4" 45 Degree Elbow [91770]
- Regular price
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$150.99 - Regular price
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$202.02 - Sale price
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$150.99
Sale