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Welcome to First Stop Marine, Your one stop shop for all of your boating needs and more!

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Collection: Marine Plumbing & Ventilation - Fittings

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Marine Plumbing & Ventilation | Fittings (284 products)
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284 products

Viega MegaPress 3/4" Stainless Steel 304 Tee - Triple Press Connection - Smart Connect Technology [95110]

Sale

Viega MegaPress 3/4" Stainless Steel 304 Tee - Triple Press Connection - Smart Connect Technology [95110]

Vendor:
Viega

Regular price $40.99 USD

Regular price ~~$260.58 USD~~ Sale price $40.99 USD
Unit price per

Sale
Viega MegaPress 1" 90 Stainless Steel 304 Elbow Street - Press Connection - Smart Connect Technology [95040]

Sale

Viega MegaPress 1" 90 Stainless Steel 304 Elbow Street - Press Connection - Smart Connect Technology [95040]

Vendor:
Viega

Regular price $20.99 USD

Regular price ~~$160.00 USD~~ Sale price $20.99 USD
Unit price per

Sale
Rule Hose Adapter - 1-1/2" to 1-1/8" [67]

Sale

Rule Hose Adapter - 1-1/2" to 1-1/8" [67]

Vendor:
Rule

Regular price $11.99 USD

Regular price ~~$12.99 USD~~ Sale price $11.99 USD
Unit price per

Sale
GROCO Bronze Clam Shell Style Hull Strainer w/Mount Ring f/Up To 1-1/2" Thru Hull [SC-1500]

Sale

GROCO Bronze Clam Shell Style Hull Strainer w/Mount Ring f/Up To 1-1/2" Thru Hull [SC-1500]

Vendor:
GROCO

Regular price $98.99 USD

Regular price ~~$132.00 USD~~ Sale price $98.99 USD
Unit price per

Sale
GROCO 3/4" NPT Bronze 45 Degree Pipe to 3/4" Hose [PTHD-750]

Sale

GROCO 3/4" NPT Bronze 45 Degree Pipe to 3/4" Hose [PTHD-750]

Vendor:
GROCO

Regular price $13.99 USD

Regular price ~~$18.00 USD~~ Sale price $13.99 USD
Unit price per

Sale
GROCO 1-1/4" NPT Bronze 45 Degree Pipe to 1-1/4" Hose [PTHD-1250]

Sale

GROCO 1-1/4" NPT Bronze 45 Degree Pipe to 1-1/4" Hose [PTHD-1250]

Vendor:
GROCO

Regular price $24.99 USD

Regular price ~~$33.00 USD~~ Sale price $24.99 USD
Unit price per

Sale
GROCO 1-1/4" NPT x 1-1/8" ID Bronze Pipe to Hose Straight Fitting [PTH-1125]

Sale

GROCO 1-1/4" NPT x 1-1/8" ID Bronze Pipe to Hose Straight Fitting [PTH-1125]

Vendor:
GROCO

Regular price $16.99 USD

Regular price ~~$22.00 USD~~ Sale price $16.99 USD
Unit price per

Sale
GROCO 1/2" Bronze Pipe Nipple Check Valve [PNC-500]

Sale

GROCO 1/2" Bronze Pipe Nipple Check Valve [PNC-500]

Vendor:
GROCO

Regular price $12.99 USD

Regular price ~~$17.00 USD~~ Sale price $12.99 USD
Unit price per

Sale
GROCO 1-1/4" Bronze NPS to NPT Flange Adapter [IBVF-1250]

Sale

GROCO 1-1/4" Bronze NPS to NPT Flange Adapter [IBVF-1250]

Vendor:
GROCO

Regular price $56.99 USD

Regular price ~~$75.00 USD~~ Sale price $56.99 USD
Unit price per

Sale
GROCO 3/8" NPT Bronze In-Line Ball Valve [IBV-375]

Sale

GROCO 3/8" NPT Bronze In-Line Ball Valve [IBV-375]

Vendor:
GROCO

Regular price $18.99 USD

Regular price ~~$25.00 USD~~ Sale price $18.99 USD
Unit price per

Sale
GROCO 3/4" Bronze Nipple Check Valve [PNC-750]

Sale

GROCO 3/4" Bronze Nipple Check Valve [PNC-750]

Vendor:
GROCO

Regular price $14.99 USD

Regular price ~~$20.00 USD~~ Sale price $14.99 USD
Unit price per

Sale
GROCO 1" Bronze Pipe Nipple Check Valve [PNC-1000]

Sale

GROCO 1" Bronze Pipe Nipple Check Valve [PNC-1000]

Vendor:
GROCO

Regular price $23.99 USD

Regular price ~~$31.00 USD~~ Sale price $23.99 USD
Unit price per

Sale
GROCO 1-1/2" NPT x 1-3/4" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1500]

Sale

GROCO 1-1/2" NPT x 1-3/4" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1500]

Vendor:
GROCO

Regular price $27.99 USD

Regular price ~~$37.00 USD~~ Sale price $27.99 USD
Unit price per

Sale
Perko Vented Flip Top Cap f/Fills with 1-1/2" Hose - Black [0795DP0BLK]

Sale

Perko Vented Flip Top Cap f/Fills with 1-1/2" Hose - Black [0795DP0BLK]

Vendor:
Perko

Regular price $37.99 USD

Regular price ~~$45.64 USD~~ Sale price $37.99 USD
Unit price per

Sale
Attwood Cockpit Drain - No Screen [3875C1]

Sale

Attwood Cockpit Drain - No Screen [3875C1]

Vendor:
Attwood Marine

Regular price $10.99 USD

Regular price ~~$12.99 USD~~ Sale price $10.99 USD
Unit price per

Sale
Perko Flush Pro Valve Kit - 1" [0457DP6]

Sale

Perko Flush Pro Valve Kit - 1" [0457DP6]

Vendor:
Perko

Regular price $227.99 USD

Regular price ~~$276.69 USD~~ Sale price $227.99 USD
Unit price per

Sale
Perko Flush Pro Valve Kit - 5/8" [0457DP4]

Sale

Perko Flush Pro Valve Kit - 5/8" [0457DP4]

Vendor:
Perko

Regular price $185.99 USD

Regular price ~~$276.69 USD~~ Sale price $185.99 USD
Unit price per

Sale
Jabsco Flush Mount Hose Adapter [31911-0002]

Sale

Jabsco Flush Mount Hose Adapter [31911-0002]

Vendor:
Jabsco

Regular price $50.99 USD

Regular price ~~$60.99 USD~~ Sale price $50.99 USD
Unit price per

Sale
Whitecap C.P. Brass Sillcock 1-5/8" Base 3-3/16 Depth [P-2452C]

Sale

Whitecap C.P. Brass Sillcock 1-5/8" Base 3-3/16 Depth [P-2452C]

Vendor:
Whitecap

Regular price $33.99 USD

Regular price ~~$48.75 USD~~ Sale price $33.99 USD
Unit price per

Sale
Perko Water Outlet Fitting w/Cap [0504DP0CHR]

Sale

Perko Water Outlet Fitting w/Cap [0504DP0CHR]

Vendor:
Perko

Regular price $95.99 USD

Regular price ~~$130.19 USD~~ Sale price $95.99 USD
Unit price per

Sale

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