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Free shipping on U.S. domestic orders of $89.99 or more! For international orders, please email support@neptuniansky.com for shipping rates. **exclusions apply**

Marine Plumbing & Ventilation - Fittings

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Original price $161.00
Original price $161.00 - Original price $161.00
Original price $161.00
Current price $109.99
$109.99 - $109.99
Current price $109.99

GROCO 1-1/2" NPT Bronze In-Line Ball Valve [IBV-1500]

GROCO
Low stock

1-1/2" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only w...

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Original price $161.00
Original price $161.00 - Original price $161.00
Original price $161.00
Current price $109.99
$109.99 - $109.99
Current price $109.99
Save $51.01 Save $0.00
Original price $74.45
Original price $74.45 - Original price $74.45
Original price $74.45
Current price $52.99
$52.99 - $52.99
Current price $52.99

Perko 0582 Style Replacement Cap w/Inserts [0582DPS99A]

Perko
In stock

0582 Style Replacement Cap with Inserts Replacement cap for fuel systems. Includes inserts - Gas - Diesel - Water Features: Scalloped Stainless St...

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Original price $74.45
Original price $74.45 - Original price $74.45
Original price $74.45
Current price $52.99
$52.99 - $52.99
Current price $52.99
Save $21.46 Save $0.00
Original price $16.94
Original price $16.94 - Original price $16.94
Original price $16.94
Current price $12.99
$12.99 - $12.99
Current price $12.99

Perko Spare Cap f/1313 Gas Fill [0126DP0BLK]

Perko
In stock

Spare Cap f/1313 Gas FillNon-Locking Spare Cap f/1313 Gas Fill

Original price $16.94
Original price $16.94 - Original price $16.94
Original price $16.94
Current price $12.99
$12.99 - $12.99
Current price $12.99
Save $3.95 Save $0.00
Original price $164.97
Original price $164.97 - Original price $164.97
Original price $164.97
Current price $118.99
$118.99 - $118.99
Current price $118.99

Perko Flush Pro Valve - 1" [0456DP6]

Perko
Low stock

Flush Pro Valve - 1"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel Spri...

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Original price $164.97
Original price $164.97 - Original price $164.97
Original price $164.97
Current price $118.99
$118.99 - $118.99
Current price $118.99
Save $45.98 Save $0.00
Original price $164.97
Original price $164.97 - Original price $164.97
Original price $164.97
Current price $118.99
$118.99 - $118.99
Current price $118.99

Perko Flush Pro Valve - 1-1/4" [0456DP7]

Perko
In stock

Flush Pro Valve - 1-1/4"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel ...

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Original price $164.97
Original price $164.97 - Original price $164.97
Original price $164.97
Current price $118.99
$118.99 - $118.99
Current price $118.99
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Original price $26.32
Original price $26.32 - Original price $26.32
Original price $26.32
Current price $17.99
$17.99 - $17.99
Current price $17.99

Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - " Hose [0506DP4CHR]

Perko
Low stock

Gas Tank Vent Chrome Plated Zinc Alloy with Black Polymer Splash Guard Removable 30 Mesh Stainless Steel Wire Screen Flame Arrestor - for use wit...

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Original price $26.32
Original price $26.32 - Original price $26.32
Original price $26.32
Current price $17.99
$17.99 - $17.99
Current price $17.99
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Original price $276.69
Original price $276.69 - Original price $276.69
Original price $276.69
Current price $198.99
$198.99 - $198.99
Current price $198.99

Perko Flush Pro Valve Kit - 1-1/4" [0457DP7]

Perko
In stock

Flush Pro Valve Kit - 1-1/4"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless St...

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Original price $276.69
Original price $276.69 - Original price $276.69
Original price $276.69
Current price $198.99
$198.99 - $198.99
Current price $198.99
Save $77.70 Save $0.00
Original price $164.97
Original price $164.97 - Original price $164.97
Original price $164.97
Current price $118.99
$118.99 - $118.99
Current price $118.99

Perko Flush Pro Valve - 5/8" [0456DP4]

Perko
Low stock

Flush Pro Valve - 5/8"Finally! Fresh flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel Spring ...

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Original price $164.97
Original price $164.97 - Original price $164.97
Original price $164.97
Current price $118.99
$118.99 - $118.99
Current price $118.99
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Original price $72.00
Original price $72.00 - Original price $72.00
Original price $72.00
Current price $49.99
$49.99 - $49.99
Current price $49.99

GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]

GROCO
In stock

3/4" Bronze NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine industry.  Feature...

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Original price $72.00
Original price $72.00 - Original price $72.00
Original price $72.00
Current price $49.99
$49.99 - $49.99
Current price $49.99
Save $22.01 Save $0.00
Original price $46.00
Original price $46.00 - Original price $46.00
Original price $46.00
Current price $31.99
$31.99 - $31.99
Current price $31.99

GROCO 3/4" NPT Bronze In-Line Ball Valve [IBV-750]

GROCO
In stock

3/4" NPT Bronze In-Line Ball ValveFeatures: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only wit...

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Original price $46.00
Original price $46.00 - Original price $46.00
Original price $46.00
Current price $31.99
$31.99 - $31.99
Current price $31.99
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Original price $34.00
Original price $34.00 - Original price $34.00
Original price $34.00
Current price $23.99
$23.99 - $23.99
Current price $23.99

GROCO 1-1/4" NPT x 1-1/2" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1250]

GROCO
In stock

1-1/4" NPT x 1-1/2" Bronze Full Flow Pipe to Hose Straight FittingFeatures: Full Flow Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to ...

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Original price $34.00
Original price $34.00 - Original price $34.00
Original price $34.00
Current price $23.99
$23.99 - $23.99
Current price $23.99
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Original price $31.99
Original price $31.99 - Original price $31.99
Original price $31.99
Current price $29.99
$29.99 - $29.99
Current price $29.99

Dometic MSD Fitting f/Large Tank 970 Series Toilets [385320007]

Dometic
Low stock

MSD Fitting f/Large Tank 970 Series ToiletsReplaces MSD fittings for Series 975 MSD models.  Converts Series 975 and 976 - 5 gallon models to MSD ...

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Original price $31.99
Original price $31.99 - Original price $31.99
Original price $31.99
Current price $29.99
$29.99 - $29.99
Current price $29.99
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Original price $191.99
Original price $191.99 - Original price $191.99
Original price $191.99
Current price $165.99
$165.99 - $165.99
Current price $165.99

Dometic Bellows S/T Pump Kit [385230980]

Dometic
In stock

Bellows S/T Pump KitDometic™ Bellows assembly for the S-Vacuum pump, VG4-Vacuum pump and the T-Discharge pump.  *This does not include the O-rings...

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Original price $191.99
Original price $191.99 - Original price $191.99
Original price $191.99
Current price $165.99
$165.99 - $165.99
Current price $165.99
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Original price $51.75
Original price $51.75 - Original price $51.75
Original price $51.75
Current price $31.99
$31.99 - $31.99
Current price $31.99

Johnson Pump Bulkhead Fitting 3/4" Hose [09-10616]

Johnson Pump
Low stock

Bulkhead FittingPart #: 09-10616Johnson Bulkhead Fitting for 3/4" hose

Original price $51.75
Original price $51.75 - Original price $51.75
Original price $51.75
Current price $31.99
$31.99 - $31.99
Current price $31.99
Save $19.76 Save $0.00
Original price $55.88
Original price $55.88 - Original price $55.88
Original price $55.88
Current price $37.99
$37.99 - $37.99
Current price $37.99

Perko Cover Bolt Complete Sizes 8, 9 10 [0493DP999L]

Perko
In stock

Cover Bolt Complete Sizes 8, 9 & 10Cover Bolt Only (Size 8, 9 and 10) for Intake Water Strainer.Intake Water Strainers are designed for easy i...

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Original price $55.88
Original price $55.88 - Original price $55.88
Original price $55.88
Current price $37.99
$37.99 - $37.99
Current price $37.99
Save $17.89 Save $0.00
Original price $899.00
Original price $899.00 - Original price $899.00
Original price $899.00
Current price $589.99
$589.99 - $589.99
Current price $589.99

GROCO 3" Full Flow Ball Valve [FBV-3000]

GROCO
Low stock

3" Full Flow Ball ValveThis GROCO flanged ball valve is designed for controlling the flow and pressure of fluids in a pipeline system.Features: 1-...

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Original price $899.00
Original price $899.00 - Original price $899.00
Original price $899.00
Current price $589.99
$589.99 - $589.99
Current price $589.99
Save $309.01 Save $0.00
Original price $42.80
Original price $42.80 - Original price $42.80
Original price $42.80
Current price $32.99
$32.99 - $32.99
Current price $32.99

Albin Group Solenoid Valve - 12V [07-66-035]

Albin Group
Low stock

Solenoid Valve - 12V12V Electric Valve to be used with centralized fresh water system. Features:Certification: CE marked 94/25/ECC, ISO8846 Small ...

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Original price $42.80
Original price $42.80 - Original price $42.80
Original price $42.80
Current price $32.99
$32.99 - $32.99
Current price $32.99
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Original price $23.25
Original price $23.25 - Original price $23.25
Original price $23.25
Current price $16.99
$16.99 - $16.99
Current price $16.99

Scandvik 3/8" BSP x 1/2" NPT - Brass [10002]

Scandvik
Low stock

3/8" BSP x 1/2" NPT - BrassAdapters convert 3/8” BSP-M to 1/2” NPT-M or 1/2" NPS-M. Washers included.Specifications: Material: Brass Brass Thread ...

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Original price $23.25
Original price $23.25 - Original price $23.25
Original price $23.25
Current price $16.99
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Current price $16.99
Save $6.26 Save $0.00
Original price $332.00
Original price $332.00 - Original price $332.00
Original price $332.00
Current price $217.99
$217.99 - $217.99
Current price $217.99

GROCO 1-1/2" NPT Bronze 3-Way Valve [TWV-1500]

GROCO
Low stock

1-1/2" NPT Bronze 3-Way Valve Features: 3-way valve operates logically - The handle points to the direction of flow Center position is "off" Handl...

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Original price $332.00
Original price $332.00 - Original price $332.00
Original price $332.00
Current price $217.99
$217.99 - $217.99
Current price $217.99
Save $114.01 Save $0.00
Original price $927.00
Original price $927.00 - Original price $927.00
Original price $927.00
Current price $533.99
$533.99 - $533.99
Current price $533.99

GROCO 1-1/4" Safety Seacock w/1" Side Port [SBV-1250-P]

GROCO
In stock

1-1/4" Safety Seacock w/1" Side Port Features: Two driver ports permit handle relocation. NPT threaded side port accepts SSCV or any NPT threaded ...

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Original price $927.00
Original price $927.00 - Original price $927.00
Original price $927.00
Current price $533.99
$533.99 - $533.99
Current price $533.99
Save $393.01 Save $0.00
Original price $171.25
Original price $171.25 - Original price $171.25
Original price $171.25
Current price $105.99
$105.99 - $105.99
Current price $105.99

Perko Water Inlet Fitting w/Plug [0499DP0CHR]

Perko
In stock

Water Inlet Fitting(0499) Chrome Plated Bronze Standard Female Swivel Hose Connector Black Plastic Watertight Plug Stainless Steel Bead Chain F...

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Original price $171.25
Original price $171.25 - Original price $171.25
Original price $171.25
Current price $105.99
$105.99 - $105.99
Current price $105.99
Save $65.26 Save $0.00
Original price $39.41
Original price $39.41 - Original price $39.41
Original price $39.41
Current price $26.99
$26.99 - $26.99
Current price $26.99

Perko Cover Bolt Complete Sizes 4 5 [0493DP599L]

Perko
Low stock

Cover Bolt Complete Sizes 4 & 5Cover Bolt Only (Size 4 and 5) for Intake Water Strainer.Intake Water Strainers are designed for easy installat...

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Original price $39.41
Original price $39.41 - Original price $39.41
Original price $39.41
Current price $26.99
$26.99 - $26.99
Current price $26.99
Save $12.42 Save $0.00
Original price $52.88
Original price $52.88 - Original price $52.88
Original price $52.88
Current price $40.99
$40.99 - $40.99
Current price $40.99

Perko Fuel System Locking Insert f/ 1-1/2" Vented Fills [0525DP0BLK]

Perko
In stock

Locking Fuel Fill Insert(0525) Black Plastic with Zinc Alloy Lock Cylinder Dual purpose key opens fill cap & locking insert Fits most PERKO ...

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Original price $52.88
Original price $52.88 - Original price $52.88
Original price $52.88
Current price $40.99
$40.99 - $40.99
Current price $40.99
Save $11.89 Save $0.00
Original price $98.00
Original price $98.00 - Original price $98.00
Original price $98.00
Current price $66.99
$66.99 - $66.99
Current price $66.99

GROCO 3/4" Bronze Tri-Flanged Ball Valve/Seacock [FBV-750]

GROCO
In stock

3/4" Bronze Tri-Flanged Ball Valve/SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the val...

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Original price $98.00
Original price $98.00 - Original price $98.00
Original price $98.00
Current price $66.99
$66.99 - $66.99
Current price $66.99
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