Marine Plumbing and Ventilation Equipment

3" Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 3" GROCO thru-hull fitting than conventional thru-hulls.Features: NPS...

2-1/2" Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 2-1/2" GROCO thru-hull fitting than conventional thru-hulls.Featu...

2-1/2" Bronze Tri-Flanged Ball Valve/SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the v...

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...

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...

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

BS-8 Stainless Steel Basket - 3.1" x 12.4"GROCO's 304 Stainless Steel filter baskets for the raw water strainers. The baskets have an improved han...

BS-6 Stainless Steel Basket - 3.1" x 10.1"GROCO's 304 Stainless Steel filter baskets for the raw water strainers. The baskets have an improved han...

BP-5 Poly Basket - 2.6" x 9.4"Replacement Poly Baskets are made of corrosion-resistant polyethylene and have an improved handle design for easier ...

1" Fresh Water Strainer with Plastic Basket Features: Protect fresh water pumps from debris.   White nylon strainer head and clear plastic sight g...

3/4" NPT Bronze 3-Way Valve Features: 3-way valve operates logically - The handle points to the direction of flow Center position is "off" Handle ...

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

Bronze Clam Shell Style Hull Strainer f/Up To 1" Thru Hull Features: C84400 bronze body and door. Cast filter slots. Pressure relief holes in door...

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...

Bronze Pipe Nipple - 3" NPT Features: Cast-in wrench flat simplifies installation and removal NPT x NPT Connection C83600 Bronze   Full flow   Not...

Bronze Pipe Nipple - 2" NPT Features: Cast-in wrench flat simplifies installation and removal NPT x NPT Connection C83600 Bronze   Full flow   Not...

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

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" ...

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

Bronze 17 GPM Centrifugal/Baitwell PumpFeatures: 17 GPM flow is ideal for baitwell circulation or any onboard pumping job that needs high GPM flow...

2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Avail...

2" NPT x 2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow ElbowFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/...

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...

3/4" 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...

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 the...

1" 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" 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 ...

1" Bronze Flanged Full Flow SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in t...

3/4" Slotted Hi Speed Thru-Hull with NutFeatures: 3/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size: 3/...

1-1/2" Slotted Hi Speed Thru-Hull with NutFeatures: 1-1/2" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size...

1" Slotted Hi Speed Thru-Hull with NutFeatures: 1" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size: 1" Mat...

1-1/4" Slotted Hi Speed Thru-Hull with NutFeatures: 1-1/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Specifications: Hose Size...

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 Round Hull Strainer with Access Door for Up To 1" Thru-HullFeatures: Patented access door design allows easy access to Thru Hulls. C84400 b...

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" ...

3/4" NPT x 3/4" ID Stainless Steel Pipe to Hose Straight Fitting Features: Male NPT x Hose connection #316 Stainless Steel Sizes from 1/2" to 3" S...

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

Bronze Hose Barb Thru-Hull Fitting - 3/4" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 3/4" ...

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

Non-Metallic Strainer Cap Fits ARG-500 & ARG-750Features: Non-Metallic Strainer Cap  Fits ARG-500 & ARG-750

BS-5 Stainless Steel Basket - 2.6" x 9.4"GROCO's 304 Stainless Steel filter baskets for the raw water strainers. The baskets have an improved hand...

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...

1" NPT x 1" ID Bronze Pipe to Hose Straight FittingFeatures: Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL Liste...

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

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...

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-...