Collection: Marine Plumbing & Ventilation - Thru-Hull Fittings

106 products
  • Perko 1/2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322DP4PLB]
    Regular price
    $41.14
    Sale price
    $41.14
    Regular price
    $73.74
    Unit price
    per 
    Sold out
  • Perko 1-1/8" Thru-Hull Fitting f/Hose Narrow Flange - Plastic [0301DP6A]
    Regular price
    $15.60
    Sale price
    $15.60
    Regular price
    $23.78
    Unit price
    per 
    Sold out
  • Perko 1" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP6]
    Regular price
    $7.08
    Sale price
    $7.08
    Regular price
    $22.98
    Unit price
    per 
    Sold out
  • GROCO 3/4" Bronze Extra Long High Speed Thru-Hull Fitting w/Nut [HSTHXL-750-W]
    Regular price
    $38.30
    Sale price
    $38.30
    Regular price
    $56.77
    Unit price
    per 
    Sold out
  • GROCO 1-1/4" Bronze Combo Scoop Thru-Hull w/Nut [STH-1250-W]
    Regular price
    $82.30
    Sale price
    $82.30
    Regular price
    $122.05
    Unit price
    per 
    Sold out
  • Forespar Pro Series Valve Stainless Steel Capped Thru-Hull Fits 1-1/2"-2" [930003SS]
    Regular price
    $24.11
    Sale price
    $24.11
    Regular price
    $28.37
    Unit price
    per 
    Sold out
  • Forespar Pro Series Valve Stainless Steel Capped Thru-Hull Fits 1"-1-1/4" [930002SS]
    Regular price
    $21.27
    Sale price
    $21.27
    Regular price
    $28.37
    Unit price
    per 
    Sold out
  • Attwood Stainless Steel Thru-Hull Short Straight Barbed - 1-1/2" Inner Diameter [66545-3]
    Regular price
    $66.69
    Sale price
    $66.69
    Regular price
    $87.97
    Unit price
    per 
    Sold out
  • GROCO 1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-500-WS]
    Regular price
    $21.27
    Sale price
    $21.27
    Regular price
    $31.22
    Unit price
    per 
    Sold out
  • GROCO Bronze Hose Barb Thru-Hull Fitting - 1/2" [HTH-500]
    Regular price
    $19.85
    Sale price
    $19.85
    Regular price
    $29.80
    Unit price
    per 
    Sold out
  • GROCO 2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-2000-W]
    Regular price
    $117.77
    Sale price
    $117.77
    Regular price
    $175.97
    Unit price
    per 
    Sold out
  • Attwood Plastic Thru-Hull Fitting - 1-1/2" - White [3875-3]
    Regular price
    $12.76
    Sale price
    $12.76
    Regular price
    $15.60
    Unit price
    per 
    Sold out
  • Perko 2" Thru-Hull Fitting w/Pipe Thread Bronze MADE IN THE USA [0322009PLB]
    Regular price
    $131.97
    Sale price
    $131.97
    Regular price
    $296.61
    Unit price
    per 
    Sold out
  • Perko 5" x 3-1/4" Scoop Strainer Bronze MADE IN THE USA [0066DP2PLB]
    Regular price
    $49.66
    Sale price
    $49.66
    Regular price
    $88.21
    Unit price
    per 
    Sold out
  • Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 3/4" Inner Diameter [66547-3]
    Regular price
    $34.05
    Sale price
    $34.05
    Regular price
    $43.13
    Unit price
    per 
    Sold out
  • GROCO 3/4" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-750-W]
    Regular price
    $21.27
    Sale price
    $21.27
    Regular price
    $31.22
    Unit price
    per 
    Sold out
  • Attwood Stainless Steel Thru-Hull Short Straight Barbed - 1" Inner Diameter [66542-3]
    Regular price
    $38.30
    Sale price
    $38.30
    Regular price
    $49.90
    Unit price
    per 
    Sold out
  • GROCO 1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-500-W]
    Regular price
    $34.05
    Sale price
    $34.05
    Regular price
    $49.67
    Unit price
    per 
    Sold out
  • Perko 1" Thru-Hull Fitting f/Hose Bronze MADE IN THE USA [0350006DPP]
    Regular price
    $66.69
    Sale price
    $66.69
    Regular price
    $125.00
    Unit price
    per 
    Sold out
  • Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1" Inner Diameter [66548-3]
    Regular price
    $38.30
    Sale price
    $38.30
    Regular price
    $50.27
    Unit price
    per 
    Sold out