Marine Plumbing & Ventilation

Commercial Duty Reversing Vane Pump - 24VGROCO  Vane Pumps are self-priming, are instantly reversible, and are capable of operation in either direction. Relatively high flow (more than gear pumps) makes them suitable for general purpose duties such...

Commercial Duty Vane Pump - 12VGROCO  Vane Pumps are self-priming. Relatively high flow (more than gear pumps) makes them suitable for general purpose duties such as deck-wash, bilge pumping (filtered inlet),  fuel transfer, ballast transfer,...

Deck Scupper 90 Degree 1-1/2" Hose ConnectionFeatures:90 Degree BarbScuppers are installed flush with the deck and have a removable drain.#316 Stainless Steel Thru Deck Drain with Bronze Hose Connection1-1/4" and 1-1/2" ID hose connections are offered...

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.

Drain Plug with O-Ring for ARG Strainers 2008 & OlderDrain Plug before 080101 for ARG Strainers 2008 & Older

G-Gate Hub GROCO to GarminG-Gate module uses the vessel's NMEA2000 (N2K) backbone to coordinate and display data from up to 40 E-Valves (or other compatible devices) that are also operating on the N2K backbone. G-Gate uses its embedded ethernet, HTML5,...

Garboard Drain w/Inside T-Handle Plug The ConceptBronze Garboard DrainOnce your boat is in its cradle, sling, lift, or trailer, draining the bilge is easy with a garboard drain. All models install from the outside.

Garboard Drain w/Plug The ConceptOnce your boat is in its cradle, sling, lift, or trailer, draining the bilge is easy with a garboard drain. All models install from the outside.  TD-500 allows draining from outside by removing the square-drive...

Gear Pump 3/4" NPT Ports - 12VPositive Displacement Gear PumpThe Concept:Made in the USA GROCO Gear Pumps are self-priming, instantly reversible, and are capable of operation in either direction.  Relatively low flow (less than vane pumps) makes...

Heavy Duty Positive Displacement Reversing Vane Pump - 24V GROCO Vane Pumps are self-priming, are instantly reversible, and are capable of operation in either direction. Relatively high flow (more than gear pumps) makes them suitable for general...

Heavy Duty Positive Displacement Vane Pump - 12VGROCO Vane Pumps are self-priming and are capable of operation in either direction. Relatively high flow (more than gear pumps) makes them suitable for general purpose duties such as deck-wash, bilge...

Heavy Duty Positive Displacement Vane Pump - 24V GROCO Vane Pumps are self-priming and are capable of operation in either direction. Relatively high flow (more than gear pumps) makes them suitable for general purpose duties such as deck-wash, bilge...

HF Series Hand Operated Marine ToiletFeatures:Sturdy bronze base for rough water useT-Handle for ease of operationHigh-efficiency valve system uses minimal flush waterWeighs 32 poundsNo Assembly required Specifications:Color: WhiteOperation Method:...

K Series Electric Marine Toilet - 24VFeatures:House-size bowl3" piston pump mechanismAdjustable flow up to 4 GPMAll bronze pumpElectric or hand operated models are availableElectric models operate by touch of a button and are quickly converted to hand...

LCD-5 Monitor Full Color 5" TouchscreenGROCO's E-Valve LCD-5 is a touchscreen LCD monitor that allows wireless, helm-based remote control of GROCO E-Valve motorized seacocks. Use this customizable touchscreen display to monitor and control seacocks as...

Non-Metallic Strainer Cap Fits ARG-1500 & LargerFeatures:Non-Metallic Strainer Cap Fits ARG-1500 & Larger

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

Replacement Buna-N O-Ring Designed for Groco ARG and BVS Series Raw Water Strainers.Compatible with the Groco  ARG-1500 through ARG-3000 strainers.Features:Dimensions (ID x OD) - 5.75" x 6" x .125" ThickMaterial  - Synthetic Rubber*Sold...

Paragon Junior 12v Water Pressure System - 2 Gal Tank - 7 GPM Water Pressure System for Yachts under 50'.Features:Max 7 GPM.Operating pressure range 20-40 PSI.Intended for yachts 50ft and smaller.Complies with NSF-61 low-lead standard.Compact and...

Paragon Junior 24v Water Pressure System - 1 Gal Tank - 7 GPM Water Pressure System for Yachts under 50'.Features:Max 7 GPM.Operating pressure range 20-40 PSI.Intended for yachts 50ft and smaller.Complies with NSF-61 low-lead standard.Compact and...

Paragon Junior 24v Water Pressure System - 2 Gal Tank - 7 GPM Water Pressure System for Yachts under 50'.Features:Max 7 GPM.Operating pressure range 20-40 PSI.Intended for yachts 50ft and smaller.Complies with NSF-61 low-lead standard.Compact and...

Paragon Senior Water Pressure System - 115VAC Water Pressure System for Yachts over 50'.Features:Max 11 GPM.Operating pressure range 30-50 PSI.Intended for yachts over 50ft in length.Complies with NSF-61 low-lead standard.Powerful 2-stage rotary...

Paragon Senior Water Pressure System - 230VAC Water Pressure System for Yachts over 50'.Features:Max 11 GPM.Operating pressure range 30-50 PSI.Intended for yachts over 50ft in length.Complies with NSF-61 low-lead standard.Powerful 2-stage rotary...

Perforated Hull Strainer with Access Door 1-1/4" Max Thru-HullFeatures:Access door design allows easy access to Thru HullsC84400 bronze body and doorCast filter slotsPressure relief holes in door casting Specifications:Construction: BronzeBox...

Perforated Hull Strainer with Access Door 2" Max Thru-HullFeatures:Access door design allows easy access to Thru HullsC84400 bronze body and doorCast filter slotsPressure relief holes in door casting Specifications:Construction: BronzeBox Dimensions:...

Perforated Hull Strainer with Access Door 3" Max Thru-HullFeatures:Access door design allows easy access to Thru HullsC84400 bronze body and doorCast filter slotsPressure relief holes in door casting Specifications:Construction: BronzeBox Dimensions:...

Pressure Storage Tank - 0.5 Gallon DrawdownA pneumatic pressure charge, matched to the pump cut on pressure prevents water logging by separating the air charge from system water pressure with a rubber bladder. The result is smooth pressure delivery,...

Pressure Storage Tank - 1.4 Gallon Drawdown A pneumatic pressure charge, matched to the pump cut on pressure prevents water logging by separating the air charge from system water pressure with a rubber bladder. The result is smooth pressure delivery,...

Pressure Storage Tank - 4.3 Gallon Drawdown A pneumatic pressure charge, matched to the pump cut on pressure prevents water logging by separating the air charge from system water pressure with a rubber bladder. The result is smooth pressure...

Pressure Storage Tank - 6.2 Gallon Drawdown A pneumatic pressure charge, matched to the pump cut on pressure prevents water logging by separating the air charge from system water pressure with a rubber bladder. The result is smooth pressure...

Pressure Storage Tank with Pump Stand - 1.7 Gallon Drawdown A pneumatic pressure charge, matched to the pump cut on pressure prevents water logging by separating the air charge from system water pressure with a rubber bladder. The result is smooth...

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-ring (2-034)Snap ring (SNAP RING-1)Seal assembly (69089)

PWSA-1001 Poly Basket Fits WSA-1000 & WSB-1000Features:Poly BasketFits WSA-1000 & WSB-1000

PWSA-1251 Poly Basket Fits WSA-1250 & WSB-1250Features:Poly BasketFits WSA-1250 & WSB-1250

PWSA-751 Poly Basket Fits WSA-500,  WSB-500 & WSB-750Features:Poly BasketFits WSA-500,  WSB-500 & WSB-750

Salt Water Hose Nozzle Features:The original - the nozzle from which all others are copied.Non-corroding plastic nozzle with stainless steel return spring will outlast ordinary hardware store nozzles.PGN-50 is standard equipment with C-60 and C-80...

Stainless Steel Hose Barb Thru-Hull Fitting - 1" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B Specifications:Hose Size: 1"Material: Stainless SteelBox Dimensions: 3"H x 3"W x 5"L WT: 0.65 lbsUPC:...

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/2" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B Specifications:Hose Size: 1-1/2"Material: Stainless SteelBox Dimensions: 5"H x 5"W x 5"L WT: 1.25 lbsUPC:...

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B Specifications:Hose Size: 1-1/4"Material: Stainless SteelBox Dimensions: 3"H x 3"W x 5"L WT: 1 lbsUPC:...

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" Features:NPS Thread With Hose Connection#316 Stainless SteelUL Listed 647B Specifications:Hose Size: 1-1/8"Material: Stainless SteelBox Dimensions: 3"H x 3"W x 5"L WT: 0.7 lbsUPC:...