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Free shipping on U.S. domestic orders of $89.99 or more! Standard flat-rate shipping of $9.95 (USPS). **exclusions apply**

GROCO

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Original price $86.00
Original price $86.00 - Original price $86.00
Original price $86.00
Current price $59.99
$59.99 - $59.99
Current price $59.99

GROCO 1" #316 Stainless Steel NPS to NPT Flange Adapter [IBVF-1000-S]

GROCO
Low stock

1" #316 Stainless Steel NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine indust...

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Original price $86.00
Original price $86.00 - Original price $86.00
Original price $86.00
Current price $59.99
$59.99 - $59.99
Current price $59.99
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Original price $69.00
Original price $69.00 - Original price $69.00
Original price $69.00
Current price $47.99
$47.99 - $47.99
Current price $47.99

GROCO 1" 90 Degree Hose Thru-Hull Fitting [HTHC-1000-S]

GROCO
In stock

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

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Original price $69.00
Original price $69.00 - Original price $69.00
Original price $69.00
Current price $47.99
$47.99 - $47.99
Current price $47.99
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Original price $1,228.00
Original price $1,228.00 - Original price $1,228.00
Original price $1,228.00
Current price $706.99
$706.99 - $706.99
Current price $706.99

GROCO 1" Ball Valve/Seacock Raw Water Strainer Combo [BVS-1000]

GROCO
Low stock

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

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Original price $1,228.00
Original price $1,228.00 - Original price $1,228.00
Original price $1,228.00
Current price $706.99
$706.99 - $706.99
Current price $706.99
Save $521.01 Save $0.00
Original price $60.00
Original price $60.00 - Original price $60.00
Original price $60.00
Current price $41.99
$41.99 - $41.99
Current price $41.99

GROCO 1" Bronze Combo Scoop Thru-Hull w/Nut [STH-1000-W]

GROCO
In stock

1" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 B...

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Original price $60.00
Original price $60.00 - Original price $60.00
Original price $60.00
Current price $41.99
$41.99 - $41.99
Current price $41.99
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Original price $55.00
Original price $55.00 - Original price $55.00
Original price $55.00
Current price $38.99
$38.99 - $38.99
Current price $38.99

GROCO 1" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1000-W]

GROCO
Low stock

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

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Original price $55.00
Original price $55.00 - Original price $55.00
Original price $55.00
Current price $38.99
$38.99 - $38.99
Current price $38.99
Save $16.01 Save $0.00
Original price $436.00
Original price $436.00 - Original price $436.00
Original price $436.00
Current price $285.99
$285.99 - $285.99
Current price $285.99

GROCO 1" Bronze Flanged Full Flow Seacock [BV-1000]

GROCO
Low stock

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...

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Original price $436.00
Original price $436.00 - Original price $436.00
Original price $436.00
Current price $285.99
$285.99 - $285.99
Current price $285.99
Save $150.01 Save $0.00
Original price $37.00
Original price $37.00 - Original price $37.00
Original price $37.00
Current price $25.99
$25.99 - $25.99
Current price $25.99

GROCO 1" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-1000-W]

GROCO
Out of stock

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...

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Original price $37.00
Original price $37.00 - Original price $37.00
Original price $37.00
Current price $25.99
$25.99 - $25.99
Current price $25.99
Sold out
Original price $52.00
Original price $52.00 - Original price $52.00
Original price $52.00
Current price $36.99
$36.99 - $36.99
Current price $36.99

GROCO 1" Bronze In-Line Check Valve [CV-100]

GROCO
Low stock

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

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Original price $52.00
Original price $52.00 - Original price $52.00
Original price $52.00
Current price $36.99
$36.99 - $36.99
Current price $36.99
Save $15.01 Save $0.00
Original price $69.00
Original price $69.00 - Original price $69.00
Original price $69.00
Current price $47.99
$47.99 - $47.99
Current price $47.99

GROCO 1" Bronze NPS to NPT Flange Adapter [IBVF-1000]

GROCO
Low stock

1" Bronze NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine industry.  Features:...

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Original price $69.00
Original price $69.00 - Original price $69.00
Original price $69.00
Current price $47.99
$47.99 - $47.99
Current price $47.99
Save $21.01 Save $0.00
Original price $33.00
Original price $33.00 - Original price $33.00
Original price $33.00
Current price $22.99
$22.99 - $22.99
Current price $22.99

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

GROCO
Low stock

1" Bronze Pipe Nipple Check ValveFeatures: C83600 cast bronze construction NPT threads 1/2" - 2" sizes Not suitable for use with diesel fuel or ga...

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Original price $33.00
Original price $33.00 - Original price $33.00
Original price $33.00
Current price $22.99
$22.99 - $22.99
Current price $22.99
Save $10.01 Save $0.00
Original price $121.00
Original price $121.00 - Original price $121.00
Original price $121.00
Current price $82.99
$82.99 - $82.99
Current price $82.99

GROCO 1" Bronze Tri-Flanged Ball Valve/Seacock [FBV-1000]

GROCO
In stock

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...

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Original price $121.00
Original price $121.00 - Original price $121.00
Original price $121.00
Current price $82.99
$82.99 - $82.99
Current price $82.99
Save $38.01 Save $0.00
Original price $201.00
Original price $201.00 - Original price $201.00
Original price $201.00
Current price $131.99
$131.99 - $131.99
Current price $131.99

GROCO 1" Engine Flush Kit Adaptor [SSC-1000]

GROCO
Low stock

1" Engine Flush Kit & AdaptorThe ConceptA simple quarter-turn quick-release plug can add safety and flexibility to any water system.  Add SSC ...

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Original price $201.00
Original price $201.00 - Original price $201.00
Original price $201.00
Current price $131.99
$131.99 - $131.99
Current price $131.99
Save $69.01 Save $0.00
Original price $96.00
Original price $96.00 - Original price $96.00
Original price $96.00
Current price $65.99
$65.99 - $65.99
Current price $65.99

GROCO 1" Fresh Water Strainer w/#304 SS Basket [WSB-1000]

GROCO
In stock

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

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Original price $96.00
Original price $96.00 - Original price $96.00
Original price $96.00
Current price $65.99
$65.99 - $65.99
Current price $65.99
Save $30.01 Save $0.00
Original price $102.00
Original price $102.00 - Original price $102.00
Original price $102.00
Current price $69.99
$69.99 - $69.99
Current price $69.99

GROCO 1" Fresh Water Strainer w/Plastic Basket [WSB-1000-P]

GROCO
Out of stock

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

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Original price $102.00
Original price $102.00 - Original price $102.00
Original price $102.00
Current price $69.99
$69.99 - $69.99
Current price $69.99
Sold out
Original price $33.00
Original price $33.00 - Original price $33.00
Original price $33.00
Current price $22.99
$22.99 - $22.99
Current price $22.99

GROCO 1" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1000-W]

GROCO
In stock

1" 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...

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Original price $33.00
Original price $33.00 - Original price $33.00
Original price $33.00
Current price $22.99
$22.99 - $22.99
Current price $22.99
Save $10.01 Save $0.00
Original price $60.00
Original price $60.00 - Original price $60.00
Original price $60.00
Current price $41.99
$41.99 - $41.99
Current price $41.99

GROCO 1" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1000-WS]

GROCO
In stock

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

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Original price $60.00
Original price $60.00 - Original price $60.00
Original price $60.00
Current price $41.99
$41.99 - $41.99
Current price $41.99
Save $18.01 Save $0.00
Original price $22.00
Original price $22.00 - Original price $22.00
Original price $22.00
Current price $15.99
$15.99 - $15.99
Current price $15.99

GROCO 1" NPT Bronze 45 Degree Pipe to 1" Hose [PTHD-1000]

GROCO
In stock

1" NPT Bronze 45 Degree Pipe to 1" Hose Features: 45 degree Male NPT x Hose connection C83600 Bronze Standard Flow UL Listed 647B Note- C83600 bro...

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Original price $22.00
Original price $22.00 - Original price $22.00
Original price $22.00
Current price $15.99
$15.99 - $15.99
Current price $15.99
Save $6.01 Save $0.00
Original price $74.00
Original price $74.00 - Original price $74.00
Original price $74.00
Current price $51.99
$51.99 - $51.99
Current price $51.99

GROCO 1" NPT Bronze In-Line Ball Valve [IBV-1000]

GROCO
In stock

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 ...

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Original price $74.00
Original price $74.00 - Original price $74.00
Original price $74.00
Current price $51.99
$51.99 - $51.99
Current price $51.99
Save $22.01 Save $0.00
Original price $85.00
Original price $85.00 - Original price $85.00
Original price $85.00
Current price $59.99
$59.99 - $59.99
Current price $59.99

GROCO 1" NPT Stainless Steel In-Line Ball Valve [IBV-1000-S]

GROCO
Low stock

1" 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...

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Original price $85.00
Original price $85.00 - Original price $85.00
Original price $85.00
Current price $59.99
$59.99 - $59.99
Current price $59.99
Save $25.01 Save $0.00
Original price $25.00
Original price $25.00 - Original price $25.00
Original price $25.00
Current price $17.99
$17.99 - $17.99
Current price $17.99

GROCO 1" NPT x 1" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-1000]

GROCO
In stock

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

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Original price $25.00
Original price $25.00 - Original price $25.00
Original price $25.00
Current price $17.99
$17.99 - $17.99
Current price $17.99
Save $7.01 Save $0.00
Original price $15.00
Original price $15.00 - Original price $15.00
Original price $15.00
Current price $10.99
$10.99 - $10.99
Current price $10.99

GROCO 1" NPT x 1" ID Bronze Pipe to Hose Straight Fitting [PTH-1000]

GROCO
In stock

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...

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Original price $15.00
Original price $15.00 - Original price $15.00
Original price $15.00
Current price $10.99
$10.99 - $10.99
Current price $10.99
Save $4.01 Save $0.00
Original price $18.00
Original price $18.00 - Original price $18.00
Original price $18.00
Current price $12.99
$12.99 - $12.99
Current price $12.99

GROCO 1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1000]

GROCO
In stock

1" NPT x 1-1/4" Bronze Full Flow Pipe to Hose Straight FittingFeatures: Full Flow Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 3" U...

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Original price $18.00
Original price $18.00 - Original price $18.00
Original price $18.00
Current price $12.99
$12.99 - $12.99
Current price $12.99
Save $5.01 Save $0.00
Original price $38.00
Original price $38.00 - Original price $38.00
Original price $38.00
Current price $26.99
$26.99 - $26.99
Current price $26.99

GROCO 1" NPT x 1-1/4" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1000]

GROCO
In stock

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

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Original price $38.00
Original price $38.00 - Original price $38.00
Original price $38.00
Current price $26.99
$26.99 - $26.99
Current price $26.99
Save $11.01 Save $0.00
Original price $19.00
Original price $19.00 - Original price $19.00
Original price $19.00
Current price $13.99
$13.99 - $13.99
Current price $13.99

GROCO 1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1125]

GROCO
In stock

1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight FittingFeatures: Full Flow Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 3" U...

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Original price $19.00
Original price $19.00 - Original price $19.00
Original price $19.00
Current price $13.99
$13.99 - $13.99
Current price $13.99
Save $5.01 Save $0.00

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