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Marine Plumbing & Ventilation - Thru-Hull Fittings

80 total items

GROCO Bronze Hose Barb Thru-Hull Fitting - 1/2" [HTH-500]

SKU: 75214

Bronze Hose Barb Thru-Hull Fitting - 1/2" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1/2" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L...

GROCO Bronze Hose Barb Thru-Hull Fitting - 1/2" [HTH-500]

SKU: 75214
in stock

Sale price $12.99

Save $7.01

Perko 1-1/8" Thru-Hull Fitting f/ Hose Bronze Made in the USA [035006ADPP]

SKU: 39190

Perko 1-1/8" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck is threaded to approximately 3/16 inch from flange. Cast bronze,...

Perko 1-1/8" Thru-Hull Fitting f/ Hose Bronze Made in the USA [035006ADPP]

SKU: 39190
in stock

Sale price $42.99

Save $45.09

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

SKU: 74291

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 Available with (-W) or without nut (-L) BSPP...

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

SKU: 74291
in stock

Sale price $20.99

Save $12.01

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

SKU: 75344

1" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1" Material: Bronze Box Dimensions: 3"H x 3"W x 6"L WT:...

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

SKU: 75344
in stock

Sale price $30.99

Save $19.01

GROCO 1-1/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1250-WS]

SKU: 74302

1-1/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models...

GROCO 1-1/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1250-WS]

SKU: 74302
in stock

Sale price $41.99

Save $25.01

GROCO 1-1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1500-W]

SKU: 74293

1-1/2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Available with (-W) or without nut (-L) BSPP...

GROCO 1-1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-1500-W]

SKU: 74293
in stock

Sale price $43.99

Save $27.01

GROCO 1-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-1500-W]

SKU: 75333

1-1/2" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 1-1/2" Specifications: Hose Size: 1-1/2" Material: Bronze...

GROCO 1-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-1500-W]

SKU: 75333
in stock

Sale price $59.99

Save $36.01

GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125]

SKU: 75218

Bronze Hose Barb Thru-Hull Fitting - 1-1/8" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 1-1/8" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L...

GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125]

SKU: 75218
in stock

Sale price $28.99

Save $18.01

GROCO 2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-2000-WS]

SKU: 74304

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 Listed 647B BSPP and Stainless Steel models...

GROCO 2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-2000-WS]

SKU: 74304
in stock

Sale price $57.99

Save $36.01

GROCO 2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2000-W]

SKU: 75334

2" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 2" Specifications: Hose Size: 2" Material: Bronze...

GROCO 2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2000-W]

SKU: 75334
in stock

Sale price $99.99

Save $62.01

Perko 2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322009PLB]

SKU: 39172

Perko 2" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to approximately 3/8 inch from flange.Cast Bronze.Technical Information:...

Perko 2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322009PLB]

SKU: 39172
in stock

Sale price $82.99

Save $126.02

Attwood Stainless Steel Scupper Valve Barbed - 1-1/2" Hose Size [66553-3]

SKU: 98094

Stainless Steel Scupper Valve Barbed - 1-1/2" Hose SizePolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of...

Attwood Stainless Steel Scupper Valve Barbed - 1-1/2" Hose Size [66553-3]

SKU: 98094
in stock

Sale price $66.99

Save $33

Perko 1" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP6PLB]

SKU: 39169

Perko 1" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neckis threaded to approximately 3/8 inch from flange.Cast bronze.Technical Information: Pipe...

Perko 1" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP6PLB]

SKU: 39169
in stock

Sale price $36.99

Save $50.57

GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]

SKU: 75215

Bronze Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 5/8" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L...

GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]

SKU: 75215
in stock

Sale price $16.99

Save $9.01

Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze Extra Long - Max Hull 5" Thick [0348DP5PLB]

SKU: 41820

Extra Long Thru-Hull Connection for Use with PipePart #: 0348DP5PLBFlange is machined to fit the hull and grooved to retain bedding compound neck is threaded to approximately 3/8 inch from...

Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze Extra Long - Max Hull 5" Thick [0348DP5PLB]

SKU: 41820
in stock

Sale price $58.99

Save $59.73

Perko 5" x 3-1/4" Scoop Strainer Bronze MADE IN THE USA [0066DP2PLB]

SKU: 39149

Perko 5" X 3-1/4" Scoop Strainer BronzeCast bronzeMachine slotsTechnical Information: For Thru-Hull Size Inches: 3/4 & 1 Dimensions Strainer Inches: 5 X 3-1/4 Model Number: 0066DP2PLB Ship Weight: 4.4/4.3 lbs....

Perko 5" x 3-1/4" Scoop Strainer Bronze MADE IN THE USA [0066DP2PLB]

SKU: 39149
in stock

Sale price $30.99

Save $31.17

GROCO 3/4" 90 Degree Hose Thru-Hull Fitting [HTHC-750-S]

SKU: 75389

3/4" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B Specifications: Material: Stainless Steel Hose Size: 3/4" Box Dimensions:...

GROCO 3/4" 90 Degree Hose Thru-Hull Fitting [HTHC-750-S]

SKU: 75389
in stock

Sale price $33.99

Save $20.01

Perko 6-1/4" x 4-1/4" Scoop Strainer Bronze MADE IN THE USA [0066DP3PLB]

SKU: 39150

Perko 6-1/4" X 4-1/4" Scoop Strainer BronzeCast bronzeMachine slotsTechnical Information: For Thru-Hull Size Inches: 1-1/4 & 1-1/2 Dimensions Strainer Inches: 6-1/4 X 4-1/4 Model Number: 0066DP3PLB Ship Weight: 6.4/5.8 lbs....

Perko 6-1/4" x 4-1/4" Scoop Strainer Bronze MADE IN THE USA [0066DP3PLB]

SKU: 39150
in stock

Sale price $43.99

Save $38.57

Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP5PLB]

SKU: 39168

Perko 3/4" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neckis threaded to approximately 3/8 inch from flange.Cast bronze.Technical Information: Pipe...

Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP5PLB]

SKU: 39168
in stock

Sale price $26.99

Save $39.77

Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3]

SKU: 98093

Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life...