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Marine Plumbing & Ventilation

1265 total items

GROCO Bronze Vented Loop - 3/4" Hose [HVL-750]

SKU: 75231

Bronze Vented Loop - 3/4" Hose Features: Allows air to enter to break siphon, but does not permit air and odors to escape! Cap is threaded 1/2" NPT to accept a...

GROCO Bronze Vented Loop - 3/4" Hose [HVL-750]

SKU: 75231
in stock

Sale price $162.99

Save $100.01

GROCO 1-1/2" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-1500-W]

SKU: 75379

1-1/2" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/2"...

GROCO 1-1/2" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-1500-W]

SKU: 75379
in stock

Sale price $51.99

Save $31.01

GROCO 3/8" NPT Bronze In-Line Ball Valve [IBV-375]

SKU: 74187

3/8" 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 the valve in the open position) or...

GROCO 3/8" NPT Bronze In-Line Ball Valve [IBV-375]

SKU: 74187
in stock

Sale price $14.99

Save $9.01

GROCO Garboard Drain w/Plug [TD-500]

SKU: 75340

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...

GROCO Garboard Drain w/Plug [TD-500]

SKU: 75340
in stock

Sale price $6.99

Save $4.01

GROCO 1" Bronze Pipe Nipple Check Valve [PNC-1000]

SKU: 74249

1" Bronze Pipe Nipple Check ValveFeatures: C83600 cast bronze construction NPT threads 1/2" - 2" sizes Not suitable for use with diesel fuel or gasoline Maximum recommended temperature = 176-F...

GROCO 1" Bronze Pipe Nipple Check Valve [PNC-1000]

SKU: 74249
in stock

Sale price $22.99

Save $14.01

GROCO Bronze Hose Barb Thru-Hull Fitting - 1" [HTH-1000]

SKU: 75217

Bronze Hose Barb Thru-Hull Fitting - 1" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L...

GROCO Bronze Hose Barb Thru-Hull Fitting - 1" [HTH-1000]

SKU: 75217
in stock

Sale price $25.99

Save $16.01

GROCO 1-1/2" Bronze Pipe Nipple Check Valve [PNC-1500]

SKU: 74251

1-1/2" Bronze Pipe Nipple Check ValveFeatures: C83600 cast bronze construction NPT threads 1/2" - 2" sizes Not suitable for use with diesel fuel or gasoline Maximum recommended temperature = 176-F...

GROCO 1-1/2" Bronze Pipe Nipple Check Valve [PNC-1500]

SKU: 74251
in stock

Sale price $33.99

Save $25.01

GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/4" [HTH-1250]

SKU: 75219

Bronze Hose Barb Thru-Hull Fitting - 1-1/4" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1-1/4" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L...

GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/4" [HTH-1250]

SKU: 75219
in stock

Sale price $34.99

Save $21.01