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ALL MERCURY AND YAMAHA POWERHEADS AND LOWER UNITS NOW CARRY 24 MONTH WARRANTIES AT NO ADDITIONAL COST!
ALL MERCURY AND YAMAHA POWERHEADS AND LOWER UNITS NOW CARRY 24 MONTH WARRANTIES AT NO ADDITIONAL COST!

Marine Plumbing & Ventilation - Thru-Hull Fittings

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    Perko 1-1/2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP8PLB]

    Perko
    $160.39
    $160.39 - $160.39
    $160.39
    $77.99
    $77.99 - $77.99
    $77.99
    Low stock

    Perko 1-1/2" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neck is threaded to ap...

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    $160.39
    $160.39 - $160.39
    $160.39
    $77.99
    $77.99 - $77.99
    $77.99
    Save 51% Save %
  • Save 33% Save %

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

    Perko
    $82.56
    $82.56 - $82.56
    $82.56
    $54.99
    $54.99 - $54.99
    $54.99
    In stock

    6-1/4" X 4-1/4" Scoop Strainer BronzeFeatures: Cast bronze Machine slots Technical Information: For Thru-Hull Size Inches: 1-1/4 & 1-1/2 Dimen...

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    $82.56
    $82.56 - $82.56
    $82.56
    $54.99
    $54.99 - $54.99
    $54.99
    Save 33% Save %
  • Save 40% Save %

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

    Perko
    $88.08
    $88.08 - $88.08
    $88.08
    $52.99
    $52.99 - $52.99
    $52.99
    In stock

    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 appr...

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    $88.08
    $88.08 - $88.08
    $88.08
    $52.99
    $52.99 - $52.99
    $52.99
    Save 40% Save %
  • Save 44% Save %

    Perko 1/2" Intake Strainer Bronze MADE IN THE USA [0065DP4PLB]

    Perko
    $84.65
    $84.65 - $84.65
    $84.65
    $46.99
    $46.99 - $46.99
    $46.99
    In stock

    Perko 1/2" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 1/2 Maximum Hull Thickness Inches: 2-1...

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    $84.65
    $84.65 - $84.65
    $84.65
    $46.99
    $46.99 - $46.99
    $46.99
    Save 44% Save %
  • Save 28% Save %

    GROCO 1" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1000-W]

    GROCO
    $69.00
    $69.00 - $69.00
    $69.00
    $49.99
    $49.99 - $49.99
    $49.99
    In stock

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

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    $69.00
    $69.00 - $69.00
    $69.00
    $49.99
    $49.99 - $49.99
    $49.99
    Save 28% Save %
  • Save 33% Save %

    GROCO 2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-2000-W]

    GROCO
    $149.00
    $149.00 - $149.00
    $149.00
    $99.99
    $99.99 - $99.99
    $99.99
    In stock

    2" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 2" Mater...

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    $149.00
    $149.00 - $149.00
    $149.00
    $99.99
    $99.99 - $99.99
    $99.99
    Save 33% Save %
  • Save 38% Save %

    Perko 3/4" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP5]

    Perko
    $8.06
    $8.06 - $8.06
    $8.06
    $4.99
    $4.99 - $4.99
    $4.99
    In stock

    Perko 3/4" Thru-Hull Fitting f/ Hose Plastic Molded White Plastic Broad FlangeTechnical Information: Hose Size Inches: 3/4 Mounting Hole Diamete...

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    $8.06
    $8.06 - $8.06
    $8.06
    $4.99
    $4.99 - $4.99
    $4.99
    Save 38% Save %
  • Save 54% Save %

    Perko 1-1/2" Thru-Hull Fitting f/ Hose Bronze Made in the USA [0350008DPP]

    Perko
    $164.41
    $164.41 - $164.41
    $164.41
    $74.99
    $74.99 - $74.99
    $74.99
    Low stock

    Perko 1-1/2" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to appro...

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    $164.41
    $164.41 - $164.41
    $164.41
    $74.99
    $74.99 - $74.99
    $74.99
    Save 54% Save %
  • Save 69% Save %

    Perko 1" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP6]

    Perko
    $16.19
    $16.19 - $16.19
    $16.19
    $4.99
    $4.99 - $4.99
    $4.99
    In stock

    Perko 1" Thru-Hull Fitting f/ Hose Plastic Molded White Plastic Broad FlangeTechnical Information: Hose Size Inches: 1 Mounting Hole Diameter In...

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    $16.19
    $16.19 - $16.19
    $16.19
    $4.99
    $4.99 - $4.99
    $4.99
    Save 69% Save %
  • Save 27% Save %

    GROCO 3/4" Bronze Combo Scoop Thru-Hull w/Nut [STH-750-W]

    GROCO
    $49.00
    $49.00 - $49.00
    $49.00
    $35.99
    $35.99 - $35.99
    $35.99
    In stock

    3/4" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600...

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    $49.00
    $49.00 - $49.00
    $49.00
    $35.99
    $35.99 - $35.99
    $35.99
    Save 27% Save %
  • Save 44% Save %

    Perko 3-1/2" x 2-1/2" Scoop Strainer Bronze MADE IN THE USA [0066DP1PLB]

    Perko
    $35.86
    $35.86 - $35.86
    $35.86
    $19.99
    $19.99 - $19.99
    $19.99
    In stock

    Perko 3-1/2" X 2-1/2" Scoop Strainer BronzeCast bronzeMachine slotsTechnical Information: For Thru-Hull Size Inches: 3/8 & 1/2 Dimensions Str...

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    $35.86
    $35.86 - $35.86
    $35.86
    $19.99
    $19.99 - $19.99
    $19.99
    Save 44% Save %
  • Save 69% Save %

    Perko 1-1/8" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP6A]

    Perko
    $16.19
    $16.19 - $16.19
    $16.19
    $4.99
    $4.99 - $4.99
    $4.99
    In stock

    Perko 1-⅛" Thru-Hull Fitting f/ Hose Plastic Molded White Plastic Broad FlangeTechnical Information: Hose Size Inches: 1-1/8 Mounting Hole Diame...

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    $16.19
    $16.19 - $16.19
    $16.19
    $4.99
    $4.99 - $4.99
    $4.99
    Save 69% Save %
  • Save 44% Save %

    Perko 3/4" Thru-Hull Fitting f/ Hose Chrome Plated Bronze MADE IN THE USA [0350005DPC]

    Perko
    $82.67
    $82.67 - $82.67
    $82.67
    $45.99
    $45.99 - $45.99
    $45.99
    Low stock

    Perko 3/4" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthread...

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    $82.67
    $82.67 - $82.67
    $82.67
    $45.99
    $45.99 - $45.99
    $45.99
    Save 44% Save %
  • Save 34% Save %

    Perko 1/2" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP4]

    Perko
    $7.57
    $7.57 - $7.57
    $7.57
    $4.99
    $4.99 - $4.99
    $4.99
    Low stock

    Perko 1/2" Thru-Hull Fitting f/ Hose Plastic Molded White Plastic Broad FlangeTechnical Information: Hose Size Inches: 1/2 Mounting Hole Diamete...

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    $7.57
    $7.57 - $7.57
    $7.57
    $4.99
    $4.99 - $4.99
    $4.99
    Save 34% Save %
  • Save 33% Save %

    GROCO 1-1/2" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1500-W]

    GROCO
    $149.00
    $149.00 - $149.00
    $149.00
    $99.99
    $99.99 - $99.99
    $99.99
    In stock

    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...

    View full details
    $149.00
    $149.00 - $149.00
    $149.00
    $99.99
    $99.99 - $99.99
    $99.99
    Save 33% Save %
  • Save 27% Save %

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

    GROCO
    $37.00
    $37.00 - $37.00
    $37.00
    $26.99
    $26.99 - $26.99
    $26.99
    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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    $37.00
    $37.00 - $37.00
    $37.00
    $26.99
    $26.99 - $26.99
    $26.99
    Save 27% Save %
  • Save 27% Save %

    GROCO 1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1000-WS]

    GROCO
    $66.00
    $66.00 - $66.00
    $66.00
    $47.99
    $47.99 - $47.99
    $47.99
    In stock

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

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    $66.00
    $66.00 - $66.00
    $66.00
    $47.99
    $47.99 - $47.99
    $47.99
    Save 27% Save %
  • Save 33% Save %

    GROCO 1-1/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1250-W]

    GROCO
    $117.00
    $117.00 - $117.00
    $117.00
    $77.99
    $77.99 - $77.99
    $77.99
    Low stock

    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...

    View full details
    $117.00
    $117.00 - $117.00
    $117.00
    $77.99
    $77.99 - $77.99
    $77.99
    Save 33% Save %
  • Save 27% Save %

    GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-750-W]

    GROCO
    $26.00
    $26.00 - $26.00
    $26.00
    $18.99
    $18.99 - $18.99
    $18.99
    In stock

    3/4" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT...

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    $26.00
    $26.00 - $26.00
    $26.00
    $18.99
    $18.99 - $18.99
    $18.99
    Save 27% Save %
  • Save 57% Save %

    Perko 1-1/2" Thru-Hull Fitting f/ Hose Chrome Plated Bronze Made in the USA [0350008DPC]

    Perko
    $189.93
    $189.93 - $189.93
    $189.93
    $80.99
    $80.99 - $80.99
    $80.99
    Low stock

    Perko 1-1/2" Thru-Hull Connection f/ use with Hose Chrome Plated BronzeFlange is machined to fit and grooved to retain bedding compound neck isthr...

    View full details
    $189.93
    $189.93 - $189.93
    $189.93
    $80.99
    $80.99 - $80.99
    $80.99
    Save 57% Save %
  • Save 48% Save %

    Perko 1-1/4" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP7PLB]

    Perko
    $122.88
    $122.88 - $122.88
    $122.88
    $63.99
    $63.99 - $63.99
    $63.99
    In stock

    Perko 1-1/4" Thru-Hull Fitting w/ Pipe Thread BronzeFlange is machined to fit hull and grooved to retain bedding compound. Neckis threaded to app...

    View full details
    $122.88
    $122.88 - $122.88
    $122.88
    $63.99
    $63.99 - $63.99
    $63.99
    Save 48% Save %
  • Save 43% Save %

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

    Perko
    $118.72
    $118.72 - $118.72
    $118.72
    $67.99
    $67.99 - $67.99
    $67.99
    In stock

    Extra Long Thru-Hull Connection for Use with PipePart #: 0348DP5PLBFlange is machined to fit the hull and grooved to retain bedding compound neck ...

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    $118.72
    $118.72 - $118.72
    $118.72
    $67.99
    $67.99 - $67.99
    $67.99
    Save 43% Save %
  • Save 27% Save %

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

    GROCO
    $60.00
    $60.00 - $60.00
    $60.00
    $43.99
    $43.99 - $43.99
    $43.99
    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...

    View full details
    $60.00
    $60.00 - $60.00
    $60.00
    $43.99
    $43.99 - $43.99
    $43.99
    Save 27% Save %
  • Save 27% Save %

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

    GROCO
    $67.00
    $67.00 - $67.00
    $67.00
    $48.99
    $48.99 - $48.99
    $48.99
    Low stock

    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" ...

    View full details
    $67.00
    $67.00 - $67.00
    $67.00
    $48.99
    $48.99 - $48.99
    $48.99
    Save 27% Save %

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