Sidebar

Categories

Availability

Brand

Price

$
to
$

Marine Plumbing & Ventilation - Thru-Hull Fittings

Rugged thru-hull fittings for secure water intake and discharge connections.

Filter
  • 10
  • 15
  • 20
  • 25
  • 30
  • 50
  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
Sort

Sort by:

  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
  • GROCO 1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1500-WS]
    GROCO
    GROCO 1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1500-WS]
    1-1/2" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications: Hose Size: 1-1/2" Material: Stainless Steel Box Dimensions: 5"H x 6"W x 7"L WT: 2.1 lbs UPC: 742985175181
    $61.99
    $79.00
    $61.99
  • Attwood White Plastic 90 Degree Thru-Hull Connector - 1-1/8" Inner Diameter [3879-3]
    Attwood Marine
    Attwood White Plastic 90 Degree Thru-Hull Connector - 1-1/8" Inner Diameter [3879-3]
    White Plastic 90 Degree Thru-Hull Connector - 1-1/8" Inner Diameter90° Thru-Hulls are ideal for tight installations, such as livewell overflow drains. The angled design also eliminates hose kinking.Specifications: Fits Hose Size: (inch) 1-1/8"inner diameter Max Hull Thickness: (inch) 1-7/8" Flange Diameter: (inch) 2-7/16" Installation...
    $15.99
    $16.19
    $15.99
  • GROCO 1-1/2" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1500-W]
    GROCO
    GROCO 1-1/2" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1500-W]
    1-1/2" Slotted Hi Speed Thru-Hull with NutFeatures: 1-1/2" NPSM / NPT combination thread C83600 Bronze With Nut Slotted
    $92.99
    $123.00
    $92.99
  • GROCO 3/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-750-W]
    GROCO
    GROCO 3/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-750-W]
    3/4" Slotted Hi Speed Thru-Hull with NutFeatures: 3/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted
    $31.99
    $40.00
    $31.99
  • GROCO 1" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1000-W]
    GROCO
    GROCO 1" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1000-W]
    1" Slotted Hi Speed Thru-Hull with NutFeatures: 1" NPSM / NPT combination thread C83600 Bronze With Nut Slotted
    $44.99
    $57.00
    $44.99
  • GROCO 1-1/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1250-W]
    GROCO
    GROCO 1-1/4" Slotted Hi Speed Thru-Hull w/Nut [HSSLTH-1250-W]
    1-1/4" Slotted Hi Speed Thru-Hull with NutFeatures: 1-1/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted
    $73.99
    $98.00
    $73.99
  • GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W]GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W]
    GROCO
    GROCO 2-1/2" Bronze Thru-Hull Fitting w/Nut [TH-2500-W]
    2-1/2" Bronze Thru-Hull Fitting with NutHigher flow rates are possible with this 2-1/2" GROCO thru-hull fitting than conventional thru-hulls.Features: NPSM / NPT combination thread C83600 Bronze UL listed 647B Includes nut  BSPP and stainless steel models are available Specifications:Thread NPS: 2-1/2" Specifications: Hose Size:...
    $157.99
    $157.99
  • GROCO 1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1250-W]
    GROCO
    GROCO 1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1250-W]
    1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/4" Material: Bronze Box Dimensions: 3"H x 3"W x 6"L WT: 1.8 lbs UPC: 742985141766
    $65.99
    $65.99
  • GROCO 1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1500-WS]
    GROCO
    GROCO 1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting w/Nut [TH-1500-WS]
    1-1/2" 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 available Specifications: Material: Stainless Steel Hose Size: 1-1/2" Box Dimensions: 5"H x 5"W x...
    $54.99
    $54.99
  • Whitecap 1-1/2" Duplex Stainless Steel 90 Degree Thru-Hull Fitting [6581X]Whitecap 1-1/2" Duplex Stainless Steel 90 Degree Thru-Hull Fitting [6581X]
    Whitecap
    Whitecap 1-1/2" Duplex Stainless Steel 90 Degree Thru-Hull Fitting [6581X]
    1-1/2" Duplex Stainless Steel 90 Degree Thru-Hull FittingSpecifications: Hose Size: 1-1/2" Dimensions: Flange O.D.: 2-3/8" Thread Length: 1-5/8" Barb Length: 1-1/2" Overall Length: 4" Cut Out: 1-1/2" Max. Hull Thickness: 1-1/4" Stainless Steel
    $99.99
    $112.49
    $99.99
  • Perko 1" Intake Strainer Bronze MADE IN THE USA [0065DP6PLB]
    Perko
    Perko 1" Intake Strainer Bronze MADE IN THE USA [0065DP6PLB]
    Perko 1" Intake Strainer BronzeCast bronzeMachined SlotsTechnical Information: Maximum Pipe Size Inches: 1 Maximum Hull Thickness Inches: 2-1/2 Dimensions Strainer Inches: 3 x 4 Model Number: 0065DP6PLB Ship Weight: 6.4/12.4 Screw Size: #8 Spare Flanged Nut: 0075
    $72.99
    $141.26
    $72.99
  • GROCO Bronze Hose Barb Thru-Hull Fitting - 3/4" [HTH-750]
    GROCO
    GROCO Bronze Hose Barb Thru-Hull Fitting - 3/4" [HTH-750]
    Bronze Hose Barb Thru-Hull Fitting - 3/4" Features: NPS Thread With Hose Connection C83600 Bronze UL Listed 647B Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 3"H x 3"W x 4"L WT: 0.5 lbs UPC: 742985005211
    $26.99
    $26.99
  • GROCO 1-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-1500-W]
    GROCO
    GROCO 1-1/2" Bronze Combo Scoop Thru-Hull w/Nut [STH-1500-W]
    1-1/2" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 1-1/2" Specifications: Hose Size: 1-1/2" Material: Bronze Box Dimensions: 5"H x 6"W x 7"L WT: 2.2 lbs UPC: 742985063921
    $71.99
    $71.99
  • Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze Extra Long - Max Hull 5" Thick [0348DP5PLB]
    Perko
    Perko 3/4" Thru-Hull Fitting w/Pipe Thread Bronze Extra Long - Max Hull 5" Thick [0348DP5PLB]
    Extra Long Thru-Hull Connection for Use with PipePart #: 0348DP5PLBFlange is machined to fit the hull and grooved to retain bedding compound neck is threaded to approximately 3/8 inch from flange.Material:Cast Bronze Specifications: Hose Size: 3/4" Material: Bronze Box Dimensions: 2"H x 2"W x...
    $73.99
    $118.72
    $73.99
  • Perko 3/4" Intake Strainer Bronze MADE IN THE USA [0065DP5PLB]
    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 Inches: 3 x 4 Model Number: 0065DP5PLB Ship Weight: 5.2/10.6 Screw Size: #8 Spare Flanged Nut: 0075
    $60.99
    $60.99
  • GROCO 1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1500-W]
    GROCO
    GROCO 1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut [THXL-1500-W]
    1-1/2" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/2" Material: Bronze Box Dimensions: 3"H x 3"W x 7"L WT: 1.65 lbs UPC: 742985141773
    $69.99
    $69.99
  • GROCO 1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1000-WS]
    GROCO
    GROCO 1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut [THXL-1000-WS]
    1" Stainless Steel Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Specifications: Material: Stainless Steel Hose Size: 1" Box Dimensions: 5"H x 6"W x 7"L WT: 1.15 lbs UPC: 742985175174
    $49.99
    $64.00
    $49.99
  • GROCO Stainless Steel Hose Barb Thru-Hull Fitting - 5/8" [HTH-625-S]
    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: Hose Size: 5/8" Material: Stainless Steel Box Dimensions: 3"H x 3"W x 4"L WT: 0.5 lbs UPC: 742985138971
    $28.99
    $28.99
  • Perko 1/2" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP4]
    Perko
    Perko 1/2" Thru-Hull Fitting f/ Hose Plastic MADE IN THE USA [0328DP4]
    Perko 1/2" Thru-Hull Fitting f/ Hose Plastic Molded White Plastic Broad FlangeTechnical Information: Hose Size Inches: 1/2 Mounting Hole Diameter Inches: 13/16 Maximum Hull Thickness Inches: 1-1/4 O.D. Flange Inches: 1-1/2 Model Number: 0328DP4 Ship Weight: 1.0/5.8 lbs. MADE IN THE USA Specifications: Hose...
    $4.99
    $4.99
  • GROCO 2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2000-W]
    GROCO
    GROCO 2" Bronze Combo Scoop Thru-Hull w/Nut [STH-2000-W]
    2" Bronze Combo Scoop Thru-Hull w/Nut Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Specifications:Thread NPS: 2" Specifications: Hose Size: 2" Material: Bronze Box Dimensions: 5"H x 6"W x 7"L WT: 3.3 lbs UPC: 742985101739
    $124.99
    $124.99

Recently Viewed Products