Collection: Marine Plumbing & Ventilation - Thru-Hull Fittings

106 products
  • Perko 8" x 5-1/8" Scoop Strainer Bronze MADE IN THE USA [0066DP4PLB]
    Regular price
    $99.11
    Sale price
    $99.11
    Regular price
    $176.65
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  • GROCO 1" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-1000-W]
    Regular price
    $37.16
    Sale price
    $37.16
    Regular price
    $54.21
    Unit price
    per 
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  • GROCO 2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-2000-WS]
    Regular price
    $89.82
    Sale price
    $89.82
    Regular price
    $133.20
    Unit price
    per 
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  • GROCO 1-1/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-1250-W]
    Regular price
    $65.04
    Sale price
    $65.04
    Regular price
    $96.03
    Unit price
    per 
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  • GROCO 2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-2000-WS]
    Regular price
    $97.56
    Sale price
    $97.56
    Regular price
    $145.59
    Unit price
    per 
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  • GROCO 3/4" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-750-W]
    Regular price
    $43.35
    Sale price
    $43.35
    Regular price
    $63.50
    Unit price
    per 
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  • GROCO 1-1/2" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-1500-W]
    Regular price
    $92.92
    Sale price
    $92.92
    Regular price
    $139.40
    Unit price
    per 
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  • Perko 5/8" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP4A]
    Regular price
    $9.28
    Sale price
    $9.28
    Regular price
    $27.21
    Unit price
    per 
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  • GROCO 1/2" NPS NPT Combo Bronze Thru-Hull Fitting w/Nut [TH-500-W]
    Regular price
    $21.67
    Sale price
    $21.67
    Regular price
    $32.53
    Unit price
    per 
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  • Attwood Stainless Steel Scupper Valve Barbed - 1-1/2" Hose Size [66553-3]
    Regular price
    $119.25
    Sale price
    $119.25
    Regular price
    $159.27
    Unit price
    per 
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  • GROCO 1-1/4" 90 Degree Hose Thru-Hull Fitting [HTHC-1250-S]
    Regular price
    $111.50
    Sale price
    $111.50
    Regular price
    $161.08
    Unit price
    per 
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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/2" [HTH-1500]
    Regular price
    $75.88
    Sale price
    $75.88
    Regular price
    $113.07
    Unit price
    per 
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  • Perko 1-1/2" Thru-Hull Fitting f/Hose Plastic MADE IN THE USA [0328DP8]
    Regular price
    $10.83
    Sale price
    $10.83
    Regular price
    $33.70
    Unit price
    per 
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  • Perko Thru-Hull Scupper f/Mounting Through Transom [0323DP]
    Regular price
    $58.84
    Sale price
    $58.84
    Regular price
    $93.07
    Unit price
    per 
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  • GROCO 3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-750-WS]
    Regular price
    $61.94
    Sale price
    $61.94
    Regular price
    $91.38
    Unit price
    per 
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  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125-S]
    Regular price
    $43.35
    Sale price
    $43.35
    Regular price
    $65.05
    Unit price
    per 
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  • Attwood White Plastic Thru-Hull Fitting - 1-1/8" Inner Diameter [3874-3]
    Regular price
    $12.38
    Sale price
    $12.38
    Regular price
    $15.47
    Unit price
    per 
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  • Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/8" Inner Diameter [66549-3]
    Regular price
    $49.55
    Sale price
    $49.55
    Regular price
    $65.49
    Unit price
    per 
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  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" [HTH-750-S]
    Regular price
    $35.61
    Sale price
    $35.61
    Regular price
    $52.66
    Unit price
    per 
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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125]
    Regular price
    $51.10
    Sale price
    $51.10
    Regular price
    $75.90
    Unit price
    per 
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