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Marine Plumbing & Ventilation - Thru-Hull Fittings

96 products
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50% Off
Regular price $30.99
Sale price $30.99
Regular price $62.46
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Perko 5/8" Thru-Hull Connection f/ use with Hose BronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange. Cast bronze, plain o...
41% Off
Regular price $48.99
Sale price $48.99
Regular price $82.67
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Perko 3/4" Thru-Hull Connection f/ use with Hose Chrome PlatedBronzeFlange is machined to fit and grooved to retain bedding compound neck isthreaded to approximately 3/16 inch from flange. Cast br...
17% Off
Regular price $49.99
Sale price $49.99
Regular price $60.00
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1-1/4" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT combination thread C83600 Bronze Specification...
35% Off
Regular price $56.99
Sale price $56.99
Regular price $88.08
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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, plai...
16% Off
Regular price $55.99
Sale price $55.99
Regular price $67.00
Unit price
per 
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 ava...
16% Off
Regular price $59.99
Sale price $59.99
Regular price $71.00
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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 and St...