Collection: Marine Plumbing & Ventilation - Thru-Hull Fittings

106 products
  • GROCO 2" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-2000-W]
    Regular price
    $96.49
    Sale price
    $96.49
    Regular price
    $144.75
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  • Perko 5/8" Thru-Hull Fitting f/ Hose Bronze MADE IN THE USA [0350004DPP]
    Regular price
    $56.75
    Sale price
    $56.75
    Regular price
    $88.64
    Unit price
    per 
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  • Perko 3/4" Thru-Hull Fitting f/ Hose Chrome Plated Bronze MADE IN THE USA [0350005DPC]
    Regular price
    $73.78
    Sale price
    $73.78
    Regular price
    $117.32
    Unit price
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  • Perko 1-1/8" Thru-Hull Fitting f/ Hose Bronze Made in the USA [035006ADPP]
    Regular price
    $79.46
    Sale price
    $79.46
    Regular price
    $125.00
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  • GROCO 1-1/4" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1250-WS]
    Regular price
    $63.85
    Sale price
    $63.85
    Regular price
    $95.08
    Unit price
    per 
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  • Perko 1" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP6PLB]
    Regular price
    $58.17
    Sale price
    $58.17
    Regular price
    $124.26
    Unit price
    per 
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  • Perko 1-1/2" Thru-Hull Fitting f/ Hose Bronze Made in the USA [0350008DPP]
    Regular price
    $146.16
    Sale price
    $146.16
    Regular price
    $233.32
    Unit price
    per 
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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]
    Regular price
    $25.53
    Sale price
    $25.53
    Regular price
    $38.32
    Unit price
    per 
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  • Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3]
    Regular price
    $65.27
    Sale price
    $65.27
    Regular price
    $87.36
    Unit price
    per 
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  • Perko 1-1/4" Thru-Hull Fitting f/Hose Bronze MADE IN THE USA [0350007DPP]
    Regular price
    $119.19
    Sale price
    $119.19
    Regular price
    $189.99
    Unit price
    per 
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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 2" [HTH-2000]
    Regular price
    $90.81
    Sale price
    $90.81
    Regular price
    $134.82
    Unit price
    per 
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  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1" [HTH-1000-S]
    Regular price
    $39.72
    Sale price
    $39.72
    Regular price
    $58.18
    Unit price
    per 
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  • GROCO 2-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2500-W]
    Regular price
    $238.40
    Sale price
    $238.40
    Regular price
    $357.62
    Unit price
    per 
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  • Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter [3877-3]
    Regular price
    $11.34
    Sale price
    $11.34
    Regular price
    $14.18
    Unit price
    per 
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  • GROCO 1" 90 Degree Hose Thru-Hull Fitting [HTHC-1000-S]
    Regular price
    $65.27
    Sale price
    $65.27
    Regular price
    $96.50
    Unit price
    per 
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  • GROCO 1-1/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1250-WS]
    Regular price
    $73.78
    Sale price
    $73.78
    Regular price
    $110.69
    Unit price
    per 
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  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4" [HTH-1250-S]
    Regular price
    $65.27
    Sale price
    $65.27
    Regular price
    $97.92
    Unit price
    per 
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  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/2" [HTH-1500-S]
    Regular price
    $79.46
    Sale price
    $79.46
    Regular price
    $119.21
    Unit price
    per 
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  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1/2" [HTH-500-S]
    Regular price
    $36.88
    Sale price
    $36.88
    Regular price
    $55.35
    Unit price
    per 
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  • GROCO Bronze Hose Barb Thru-Hull Fitting - 1" [HTH-1000]
    Regular price
    $42.56
    Sale price
    $42.56
    Regular price
    $62.44
    Unit price
    per 
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