Collection: Marine Plumbing & Ventilation - Thru-Hull Fittings

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GROCO
GROCO 3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-750-WS]
3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications: Hose...
$50.99 USD $59.00 USD$50.99 USD$50.99 USD $59.00 USD16 in stock -
GROCO
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" [HTH-1125-S]
Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications:...
$39.99 USD $42.00 USD$39.99 USD$39.99 USD $42.00 USD15 in stock -
GROCO
GROCO 1" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1000-W]
1" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1"...
$46.99 USD $52.00 USD$46.99 USD$46.99 USD $52.00 USDOnly 5 units left -
Perko
Perko 3/4" Intake Strainer Bronze MADE IN THE USA [0065DP5PLB]
Perko 3/4" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 3/4 Maximum Hull Thickness Inches: 2-3/16 Dimensions Strainer...
$64.99 USD $109.63 USD$64.99 USD$64.99 USD $109.63 USDOnly 8 units left -
GROCO
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" [HTH-625-S]
Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications:...
$33.99 USD $34.00 USD$33.99 USD$33.99 USD $34.00 USDOnly 6 units left -
Attwood Marine
Attwood White Plastic Thru-Hull Fitting - 1-1/8" Inner Diameter [3874-3]
White Plastic Thru-Hull Fitting - 1-1/8" Inner DiameterThis thru-hull fitting is made with a durable, thermoplastic construction, which prevents electrolysis.Specifications:...
$17.99 USD$17.99 USD$17.99 USDOnly 2 units left -
GROCO
GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" [HTH-750-S]
Stainless Steel Hose Barb Thru-Hull Fitting - 3/4" Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Specifications:...
$33.99 USD $34.00 USD$33.99 USD$33.99 USD $34.00 USDOnly 1 units left -
Attwood Marine
Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner Diameter [66546-3]
Stainless Steel Thru-Hull Standard Straight Barbed - 5/8" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why...
$33.99 USD$33.99 USD$33.99 USDOnly 6 units left -
Attwood Marine
Attwood White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter [3877-3]
White Plastic 90 Degree Thru-Hull Connector - 3/4" Inner Diameter90° Thru-Hulls are ideal for tight installations, such as livewell overflow...
$18.99 USD$18.99 USD$18.99 USDOnly 10 units left -
Attwood Marine
Attwood Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner Diameter [66551-3]
Stainless Steel Thru-Hull Standard Straight Barbed - 1-1/2" Inner DiameterPolish your image with these beautiful, durable stainless steel fittings. Why...
$57.99 USD $61.56 USD$57.99 USD$57.99 USD $61.56 USDOnly 4 units left -
GROCO
GROCO 2" Bronze High Speed Thru-Hull Fitting w/Nut [HSTH-2000-W]
2" Bronze High Speed Thru-Hull Fitting w/Nut Features: Designed for increased flow compared to standard Thru Hulls and with less drag...
$80.99 USD $102.00 USD$80.99 USD$80.99 USD $102.00 USDOnly 5 units left -
GROCO
GROCO Bronze Hose Barb Thru-Hull Fitting - 5/8" [HTH-625]
Bronze Hose Barb Thru-Hull Fitting - 5/8" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size:...
$28.99 USD$28.99 USD$28.99 USD16 in stock