Marine Plumbing & Ventilation - Fittings – Hern Ship Store

Skip to content

Free Shipping all Orders Over $150.

Marine
Electronics
Electrical
Pumps & Plumbing
Top Brands
- Garmin
- Humminbird
- Lowrance
- Minn Kota
- Raymarine
- Si-Tex
- Simrad

Marine
Electronics
- Autopilots
- Cartography
- Compasses
- Communication
  
  Communication - Accessories
  CB Radios
  Cellular Amplifiers
  Mobile Broadband
- Cameras & Night Vision
  
  AIS Systems
  Cameras - Network Video
  Cameras & Night Vision
  Underwater Cameras
- Fishfinders, Plotters, GPS
  
  GPS - Chartplotters
  GPS - Fishfinder Combos
  GPS - Track Plotter
  GPS - Only
  Fishfinder Only
  Ice Fishing Flashers
  Sounder / Sonar Modules
  Transducers
  Transducer Accessories
- Instruments - Accessories
  
  Marine Monitors
  Gauges
  Clocks & Barometers
  Instruments
- Network Cables & Sensors
  
  Gauge Accessories
  NMEA Cables & Sensors
  Network Cables & Modules
- Radars
  
  Radar
  Radar/TV Mounts
- Satellite Antennas & Receiverss
  
  Satellite Receivers
  Over-The-Air TV Antennas
  Entertainment - Accessories
  Satellite TV Antennas
  Televisions
- Stereos & Speakers
  
  Amplifiers
  Speakers
  Stereos
  Subwoofers
  Stereo Remotes
  Speakers Home & Outdoor
  Speakers - Tower / Soundbars
- VHF Radios & Accessories
  
  Antennas
  Antenna Mounts & Accessories
  Hailer Horns
  Loud Hailers
  Satellite Telephone
  VHF - Handheld
  VHF - Fixed Mount
Electrical
- Fuses & Breakers
  
  Breakers - Fuses
  Busbars, Connectors & Insulators
  Circuit Breakers
  Fuse Blocks & Fuses
- Batteries & Battery Management
  
  Alternators
  Batteries
  Battery Isolators
  Battery Management
  Meters & Monitoring
- Chargers & Inverters
  
  Battery Chargers
  Chargers & Inverters
  Charger / Inverter Combos
  DC to DC Converters
  Inverters
  Solar Panels
- Electrical Panels
- Shore Power
- Switches & Accessories
- Wire - Terminals - Tools
  
  Electrical - Accessories
  Terminals
  Tools
  Wire
  Wire Management
Pumps & Plumbing
Top Brands

Facebook
X (Twitter)
Instagram
TikTok
Pinterest
YouTube

Home Collection Marine Plumbing & Ventilation - Fittings

Price

From To

From $

To

To $

Brand

Albin Group(1)
Attwood Marine(8)
Beckson Marine(3)
Dometic(6)
Forespar Performance Products(6)
GROCO(121)
Jabsco(2)
Johnson Pump(1)
Perko(39)
Raritan(1)
Rule(4)
Scandvik(1)
Shurflo by Pentair(4)
T-H Marine Supplies(8)
Viega(79)
Whitecap(4)

Product type

Accessories(3)
Fittings(285)

Availability

In stock(288)
Out of stock(0)

Filter

Sort by:

Price

From To

From $

To

To $

Brand

Albin Group(1)
Attwood Marine(8)
Beckson Marine(3)
Dometic(6)
Forespar Performance Products(6)
GROCO(121)
Jabsco(2)
Johnson Pump(1)
Perko(39)
Raritan(1)
Rule(4)
Scandvik(1)
Shurflo by Pentair(4)
T-H Marine Supplies(8)
Viega(79)
Whitecap(4)

Product type

Accessories(3)
Fittings(285)

Availability

In stock(288)
Out of stock(0)

288 products

Sort by:

GROCO 1" NPT Stainless Steel In-Line Ball Valve

-25%

Type: Fittings

GROCO 1" NPT Stainless Steel In-Line Ball Valve

Regular price $62.95

Sale price $62.95 Regular price ~~$84.00~~

Unit price

/per

GROCO 1" Bronze Tri-Flanged Ball Valve/Seacock

GROCO 1" Bronze Tri-Flanged Ball Valve/Seacock

-26%

Type: Fittings

GROCO 1" Bronze Tri-Flanged Ball Valve/Seacock

Regular price $84.95

Sale price $84.95 Regular price ~~$115.00~~

Unit price

/per

Perko 0590 Vented Fill f/1-1/2" Hose - Angled Neck - Chrome

-33%

Type: Fittings

Perko 0590 Vented Fill f/1-1/2" Hose - Angled Neck - Chrome

Regular price $87.95

Sale price $87.95 Regular price ~~$131.53~~

Unit price

/per

Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - " Hose

-28%

Type: Fittings

Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - " Hose

Regular price $18.95

Sale price $18.95 Regular price ~~$26.32~~

Unit price

/per

Dometic O-Ring S/T Pump Kit

Type: Fittings

Dometic O-Ring S/T Pump Kit

Regular price $28.99

Sale price $28.99 Regular price

Unit price

/per

Dometic Bellows S/T Pump Kit

-10%

Type: Fittings

Dometic Bellows S/T Pump Kit

Regular price $155.95

Sale price $155.95 Regular price ~~$173.99~~

Unit price

/per

GROCO 1/2" NPT 90 Bronze Fuel Valve

-20%

Type: Fittings

GROCO 1/2" NPT 90 Bronze Fuel Valve

Regular price $23.95

Sale price $23.95 Regular price ~~$30.00~~

Unit price

/per

GROCO 1-1/2" NPT x 1-1/2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow

-20%

Type: Fittings

GROCO 1-1/2" NPT x 1-1/2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow

Regular price $39.95

Sale price $39.95 Regular price ~~$50.00~~

Unit price

/per

GROCO 1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight Fitting

-16%

Type: Fittings

GROCO 1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight Fitting

Regular price $14.95

Sale price $14.95 Regular price ~~$18.00~~

Unit price

/per

GROCO 1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight Fitting

-16%

Type: Fittings

GROCO 1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight Fitting

Regular price $14.95

Sale price $14.95 Regular price ~~$18.00~~

Unit price

/per

GROCO 1" NPT x 1" ID Bronze Pipe to Hose Straight Fitting

-14%

Type: Fittings

GROCO 1" NPT x 1" ID Bronze Pipe to Hose Straight Fitting

Regular price $11.95

Sale price $11.95 Regular price ~~$14.00~~

Unit price

/per

GROCO 1-1/4"" NPT x 1-1/4" ID Stainless Steel Pipe to Hose Straight Fitting

-20%

Type: Fittings

GROCO 1-1/4"" NPT x 1-1/4" ID Stainless Steel Pipe to Hose Straight Fitting

Regular price $23.95

Sale price $23.95 Regular price ~~$30.00~~

Unit price

/per

GROCO Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull

-25%

Type: Fittings

GROCO Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull

Regular price $82.95

Sale price $82.95 Regular price ~~$112.00~~

Unit price

/per

Attwood Stainless Steel Garboard Drain Plug - 7/8" Diameter

-13%

Type: Fittings

Attwood Stainless Steel Garboard Drain Plug - 7/8" Diameter

Regular price $32.95

Sale price $32.95 Regular price ~~$37.99~~

Unit price

/per

Shurflo by Pentair Pressure Reducing City Water Entry - In-Line - Cream

-17%

Type: Accessories

Shurflo by Pentair Pressure Reducing City Water Entry - In-Line - Cream

Regular price $49.95

Sale price $49.95 Regular price ~~$60.76~~

Unit price

/per

1
2
3
…
20
Next

Subscribe to our emails

Be the first to know about new collections and exclusive offers.

Email

You have already subscribed!

By subscribing you agree to the Terms of Use & Privacy Policy.

Quick links

Search
Your privacy choices
Terms & Conditions
Privacy Policy
About Us
Return Policy

Facebook
X (Twitter)
Instagram
TikTok
Pinterest
YouTube

© 2025 Hern Ship Store. Powered by Shopify

Cart Products About

Your cart

You are eligible for free shipping. Spend $0.00 more to reach free shipping!

Your cart is currently empty.

Not sure where to start?
Try these collections:

Anchoring & Docking - Anchors
Boat Outfitting - Trim Tabs
Communication - VHF - Handheld
Entertainment - Stereos
Hunting & Fishing - Rod Holders

Order note

Order note

Estimate Shipping

Country/region

Province

Postal/ZIP code

Estimated total $0.00 USD

Taxes and shipping calculated at checkout

View cart

Search

Search

Most searched products

Lewmar V700 Vertical Windlass - 12V

Regular price $953.95

Sale price $953.95 Regular price ~~$1,504.95~~

Unit price
per
Davis Air Dryer 500

Regular price $56.95

Sale price $56.95 Regular price ~~$69.99~~

Unit price
per
Marinco CS30-25 EEL 30A 125V Shore Power Cordset - 25' - Yellow

Regular price $123.95

Sale price $123.95 Regular price ~~$211.99~~

Unit price
per

Choosing a selection results in a full page refresh.
Opens in a new window.