Marine Plumbing & Ventilation

ARG-2003 Sight Glass Fits ARG-2000Sight glass fits the ARG-2000.

1-1/2" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C836...

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 with ...

1-1/4" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B Specif...

Non-Metallic Strainer Cap Fits ARG-1000 & ARG-1250Features: Non-Metallic Strainer Cap  Fits ARG-1000 & ARG-1250

Bronze Hose Barb Thru-Hull Fitting - 1-1/8" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1-1...

1" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT c...

2" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 2" Mater...

1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL...

Backing Block for 1-1/4" & 1-1/2" SeacocksFeatures: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of t...

Bronze Clam Shell Style Hull Strainer w/Mount Ring f/Up To 1-1/2" Thru Hull Features: Mount ring design allows easy access to Thru Hulls. C84400 b...

1" NPT x 1-1/8" ID Bronze Full Flow 90° Elbow Pipe to Hose FittingFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to ...

Bronze Slotted Hull Scoop Strainer with Access Door for Up to 3" Thru HullFeatures: Access door design allows easy access to Thru Hulls C84400 bro...

BP-4 Poly Basket - 2.6" x 7.5"Replacement Poly Baskets are made of corrosion-resistant polyethylene and have an improved handle design for easier ...

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...

Pressure Storage Tank - 0.5 Gallon DrawdownA pneumatic pressure charge, matched to the pump cut on pressure prevents water logging by separating t...

1" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1" Mater...

Drain Plug for ARG Strainer 2009 & Newer - No O-RingDrain plug W/O O-ring for ARG Strainer. For Strainers older than 2008 use ARG-506.

1-1/2" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with t...

Paragon Senior 24V Water Pressure SystemFeatures: Made in the USA Max 11 GPM Operating pressure range 30-50 PSI For yachts over 50' in length Comp...

6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" ReturnFeatures: "L" Flow Pattern Mount feet included C84400 bronze construction Both 1/2" main 3/8" ...

Paragon Senior 12V Water Pressure SystemFeatures: Made in the USA Max 11 GPM Operating pressure range 30-50 PSI For yachts over 50' in length Comp...

Bronze Round Hull Strainer with Access Door for Up To 4" Thru-Hull Features:Patented access door design allows easy access to Thru Hulls. C84400 b...

1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications:...

Pump Service KitService kit for GROCO SPO Series Pumps made after September 2001.What's Included? Rotor, 8-Slot (SP-99-A) Blades (8) (SP-98) O-rin...

1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/...

Bronze Vented Loop - 2" Hose Features: Allows air to enter to break siphon, but does not permit air and odors to escape! Cap is threaded 1/2" NPT ...

1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" ...

Bronze Strainer Cap - Fits ARG-1000 & ARG-1250This bronze strainer cap fits GROCO water strainers ARG-1000 and ARG-1250.Specifications:Materia...

3/4" Bronze In-Line Check ValveFeatures: C83600 cast bronze construction NPT threaded ports 1/2" - 2" sizes Suitable for use with diesel fuel or g...

1-1/4" Hose Barb Stainless Straight Deck Drain Features: Scuppers are installed flush with the deck and have a removable drain. #316 Stainless Ste...

1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications: Mat...

1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/...

2"" NPT x 2" ID Stainless Steel Pipe to Hose Straight Fitting Features: Male NPT x Hose connection #316 Stainless Steel Sizes from 1/2" to 3" Stan...

Stainless Steel Replacement Screen f/APHS-2000 - Size 2 (.125") Perforation DiameterFeatures: Replacement Screen Stainless Steel Size 2 (.125") Pe...

Deck Scupper 90 Degree 1-1/2" Hose ConnectionFeatures: 90 Degree Barb Scuppers are installed flush with the deck and have a removable drain. #316 ...

1/2" 5-Port Tank Selector ValveFeatures: For fuel or water Bottom port is common  Select between four outlets Full 1/2” flow Audible “click” at ea...

ARG-750 Series 3/4" Raw Water Strainer with Non-Metallic Plastic BasketFeatures: Mounting System Allows Removal Without Tools Bonding Connection B...

1-1/2" Ball Valve/Seacock & Raw Water Strainer ComboFeatures: Square hole in handle accepts standard ratchet 1-1/4" sizes and larger include o...

Perforated Hull Strainer with Access Door 3" Max Thru-HullFeatures: Access door design allows easy access to Thru Hulls C84400 bronze body and doo...

2" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the v...

BP-1 Poly Basket - 1.9" x 5.2"Replacement Poly Baskets are made of corrosion-resistant polyethylene and have an improved handle design for easier ...

ARG-2000 Series 2" Raw Water Strainer with Non-Metallic Plastic BasketFeatures: Mounting System Allows Removal Without Tools Bonding Connection Bo...

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

1-1/4" Fresh Water Strainer w/#304 SS Basket Features: Protect fresh water pumps from debris.   White nylon strainer head and clear plastic sight ...

Bronze Hose Barb Thru-Hull Fitting - 1-1/4" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1-1...

3/4" NPT x 1" ID Bronze Full Flow 90° Elbow Pipe to Hose FittingFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 3"...

BS-4 Stainless Steel Basket - 2.6" x 7.5"GROCO's 304 Stainless Steel filter baskets for the raw water strainers. The baskets have an improved hand...