Thru-Hulls & Seacocks

Variations More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Part #:9-0331DP7PLBManufacturer:PERKOManufacturer Part #:0331DP7PLBUPC:085226342356Order In Multiples Of:1Hole Size1-5/8"Maximum Hull Thickness2-15/16"Pipe1-1/4" Variations9-0331DP5PLB3/4"FLUSH THRU H... More Details

Part #:34-HSSLTH1000WManufacturer:GROCOManufacturer Part #:HSSLTH-1000-WUPC:742985193659Order In Multiples Of:1A2.85B0.3C2.32Thread Size1" Variations34-HSSLTH1250W1-1/4 SLOT HI SPD THRU HUL BRZ BRONZE... More Details

Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. Part #:9-0328DP6Manufacturer:PERKOManufacturer Part #:0328DP6UPC:085226034145Order In Multiples Of:1... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Part #:34-HSSLTH1500WManufacturer:GROCOManufacturer Part #:HSSLTH-1500-WUPC:742985193673Order In Multiples Of:1A3.15B0.3C2.89Thread Size1-1/2" Variations34-HSSLTH1000W1 SLOT HI SPEED THRU HULL BRZ BRO... More Details

Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. Part #:9-0328DP8Manufacturer:PERKOManufacturer Part #:0328DP8UPC:085226034176Order In Multiples Of:1... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose Part #:232-TH1502XLBManufacturer:T-H MARINEManufacturer Part #:TH1502XLBUPC:733572031164Order In Multiples Of:1A2-7/8"... More Details

Cast bronze w/nut. Part #:379-00IS150Manufacturer:BUCK ALGONQUINManufacturer Part #:00IS150UPC:616316634831Order In Multiples Of:1Pipe1-1/2" x 3-1/2"Stem3-1/2"Base3-7/8" x 5-3/4"Flange3-7/8" x 5-3/4" ... More Details

Ball valve design. Cast bronze. Meets needs of applications that require long, scoop or flush type thru-hulls. Part #:9-0805008PLBManufacturer:PERKOManufacturer Part #:0805008PLBUPC:085226238123Order ... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH150WManufacturer:GROCOManufacturer Part #:STH-150-WUPC:742985170919Order In Multiples Of:1ThreadG 1 1/2"A3.15"B1.30"C4.38"D3... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Part #:34-HSSLTH1250WManufacturer:GROCOManufacturer Part #:HSSLTH-1250-WUPC:742985193666Order In Multiples Of:1A2.9B0.3C2.62Thread Size1-1/4" Variations34-HSSLTH1000W1 SLOT HI SPEED THRU HULL BRZ BRON... More Details

Cast bronze w/nut. Part #:379-00IS125Manufacturer:BUCK ALGONQUINManufacturer Part #:00IS125UPC:616316634633Order In Multiples Of:1Pipe1-1/4" x 3"Stem3"Base3-7/8" x 5-3/4"Flange3-7/8" x 5-3/4" Variatio... More Details

Ball valve design. Cast bronze. Meets needs of applications that require long, scoop or flush type thru-hulls. Part #:9-0805007PLBManufacturer:PERKOManufacturer Part #:0805007PLBUPC:085226238048Order ... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Cast bronze. Screw size is #8. Strainer is 3" x 4", except for 65DP7PLB which is 3-1/4" x 4-1/4". Includes nut. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0065DP7PLBManufacturer:PERK... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Variations More Details

Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. Part #:9-0328DP6AManufacturer:PERKOManufacturer Part #:0328DP6AUPC:085226034152Order In Multiples Of... More Details

Molded plastic with broad flange. Per ABYC "Safety Standards for Small Craft". Not recommended for use below the waterline. Part #:50-18090Manufacturer:SEACHOICEManufacturer Part #:18090UPC:7192491809... More Details

Cast bronze w/nut. Part #:379-00IS100Manufacturer:BUCK ALGONQUINManufacturer Part #:00IS100UPC:616316634817Order In Multiples Of:1Pipe1" x 2-1/2"Stem2-1/2"Base2-3/4" x 3-3/4"Flange2-3/4" x 3-3/4" Vari... More Details

Ball valve design. Cast bronze. Meets needs of applications that require long, scoop or flush type thru-hulls. Part #:9-0805006PLBManufacturer:PERKOManufacturer Part #:0805006PLBUPC:085226237966Order ... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Cast bronze. Screw size is #8. Strainer is 3" x 4", except for 65DP7PLB which is 3-1/4" x 4-1/4". Includes nut. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0065DP6PLBManufacturer:PERK... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH100WManufacturer:GROCOManufacturer Part #:STH-100-WUPC:742985173279Order In Multiples Of:1ThreadG 1"A2.85"B1.05"C4.00"D3.05"... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. Part #:9-0328DP4Manufacturer:PERKOManufacturer Part #:0328DP4UPC:085226034121Order In Multiples Of:1... More Details

Variations More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Cast bronze. Screw size is #8. Strainer is 3" x 4", except for 65DP7PLB which is 3-1/4" x 4-1/4". Includes nut. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0065DP4PLBManufacturer:PERK... More Details

Molded plastic with broad flange. Per ABYC "Safety Standards for Small Craft". Not recommended for use below the waterline. Part #:50-18011Manufacturer:SEACHOICEManufacturer Part #:50-18011UPC:7192491... More Details

Dual frequency (50/200kHz) transducer is specially designed to provide a vertical beam without a fairing block. Inside the housing, the ceramic element is tilted to provide built-in deadrise compensat... More Details

Variations More Details

Part #:34-HSSLTH2000WManufacturer:GROCOManufacturer Part #:HSSLTH-2000-WUPC:742985194335Order In Multiples Of:1A3.9B0.3C3.33Thread Size2" Variations34-HSSLTH1000W1 SLOT HI SPEED THRU HULL BRZ BRONZE T... More Details

Variations More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Ball valve design. Cast bronze. Meets needs of applications that require long, scoop or flush type thru-hulls. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0805009PLBManufacturer:PERKOManufacture... More Details

Part #:383-1200301Manufacturer:CENTEKManufacturer Part #:1200301UPC:808880120456Order In Multiples Of:1ColorBlackHose2"Length4-1/2"Hose Fitting Size2" Variations383-12002983" Exhaust Thru-Hull, White ... More Details

Part #:383-1200300Manufacturer:CENTEKManufacturer Part #:1200300UPC:808880120449Order In Multiples Of:1ColorWhiteHose2"Length4-1/2"Hose Fitting Size2" Variations383-12002983" Exhaust Thru-Hull, White ... More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Dual frequency (50/200kHz) transducer is specially designed to provide a vertical beam without a fairing block. Inside the housing, the ceramic element is tilted to provide built-in deadrise compensat... More Details

Variations More Details

Cast bronze. Screw size is #8. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0086DP3PLBManufacturer:PERKOManufacturer Part #:0086DP3PLBUPC:085226337505Order In Multiples Of:1Size3-1/2" ... More Details

Cast bronze. Part #:379-00SR350Manufacturer:BUCK ALGONQUINManufacturer Part #:00SR350UPC:616316634589Order In Multiples Of:1Size3-1/2" Dia.Max Thru-Hull3/4"Max Thru Hull3/4"Maximum Thru Hull3/4" Varia... More Details

Part #:383-1200299Manufacturer:CENTEKManufacturer Part #:1200299UPC:808880120470Order In Multiples Of:1ColorBlackHose3"Length5-1/2"Hose Fitting Size3" Variations383-12002983" Exhaust Thru-Hull, White ... More Details

Part #:383-1200298Manufacturer:CENTEKManufacturer Part #:1200298UPC:808880120463Order In Multiples Of:1ColorWhiteHose3"Length5-1/2"Hose Fitting Size3" Variations383-12002993" Exhaust Thru-Hull, Black ... More Details

Cast bronze. Screw size is #8. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0086DP2PLBManufacturer:PERKOManufacturer Part #:0086DP2PLBUPC:085226032677Order In Multiples Of:1Size3" ODMa... More Details

Part #:34-HSSLTH750WManufacturer:GROCOManufacturer Part #:HSSLTH-750-WUPC:742985195523Order In Multiples Of:1A2.2B0.3C1.9Thread Size3/4" Variations34-HSSLTH1000W1 SLOT HI SPEED THRU HULL BRZ BRONZE TH... More Details

Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. Part #:9-0328DP5Manufacturer:PERKOManufacturer Part #:0328DP5UPC:085226034138Order In Multiples Of:1... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Molded plastic with broad flange. Per ABYC "Safety Standards for Small Craft". Not recommended for use below the waterline. Part #:50-18151Manufacturer:SEACHOICEManufacturer Part #:50-18151UPC:7192491... More Details

Cast bronze w/nut. Part #:379-00IS75Manufacturer:BUCK ALGONQUINManufacturer Part #:00IS75UPC:616316634800Order In Multiples Of:1Pipe3/4" x 2-1/2"Stem2-1/2"Base2-3/4" x 3-3/4"Flange2-3/4" x 3-3/4" Vari... More Details

Ball valve design. Cast bronze. Meets needs of applications that require long, scoop or flush type thru-hulls. Part #:9-0805005PLBManufacturer:PERKOManufacturer Part #:0805005PLBUPC:085226237881Order ... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Includes: thru-hull, hose adapter, drain plug, four pre-drilled mounting holes and bonding screw. Incorporates a plastic ball and seat assuring a tight seal and ease of operation and drain plugs for w... More Details

Cast bronze. Designed for easy installation and cleaning. Features mounting lugs cast into both sides to assure universal mounting, four outside tie rods and a 316 stainless steel strainer basket to m... More Details

Keeps debris from clogging pump. Runs clearer, longer with less repairs. Clear plastic housing for quick inspection. One screw disassembly and easy cleaning of 1/16" mesh stainless steel screen. Recom... More Details

Cast bronze. Screw size is #8. Strainer is 3" x 4", except for 65DP7PLB which is 3-1/4" x 4-1/4". Includes nut. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0065DP5PLBManufacturer:PERK... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH75WManufacturer:GROCOManufacturer Part #:STH-75-WUPC:742985173002Order In Multiples Of:1ThreadG 3/4"A2.20"B1.05"C4.00"D3.05"... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Molded plastic with broad flange. Per ABYC "Safety Standards for Small Craft". Not recommended for use below the waterline. Part #:50-18050Manufacturer:SEACHOICEManufacturer Part #:18050UPC:7192491805... More Details

Part #:9-049300499DManufacturer:PERKOManufacturer Part #:049300499DUPC:085226169984Order In Multiples Of:1DescriptionBasket StrainerFits#4 StrainerFits with#4 Strainer Variations9-0493DP599MSpare Gask... More Details

Part #:9-049300699DManufacturer:PERKOManufacturer Part #:049300699DUPC:085226172366Order In Multiples Of:1DescriptionBasket StrainerFits#6 StrainerFits with#6 Strainer Variations9-0493DP599MSpare Gask... More Details

Part #:9-049300899DManufacturer:PERKOManufacturer Part #:049300899DUPC:085226174759Order In Multiples Of:1DescriptionBasket StrainerFits#8 StrainerFits with#8 Strainer Variations9-0493DP599MSpare Gask... More Details

Part #:9-049300999DManufacturer:PERKOManufacturer Part #:049300999DUPC:085226175909Order In Multiples Of:1DescriptionBasket StrainerFits#9 StrainerFits with#9 Strainer Variations9-0493DP599MSpare Gask... More Details

Part #:9-049300599DManufacturer:PERKOManufacturer Part #:049300599DUPC:085226171116Order In Multiples Of:1DescriptionBasket StrainerFits#5 StrainerFits with#5 Strainer Variations9-0493DP599MSpare Gask... More Details

Part #:9-049300799DManufacturer:PERKOManufacturer Part #:049300799DUPC:085226173509Order In Multiples Of:1DescriptionBasket StrainerFits#7 StrainerFits with#7 Strainer Variations9-0493DP599MSpare Gask... More Details

Part #:383-1200325Manufacturer:CENTEKManufacturer Part #:1200325UPC:808880120494Order In Multiples Of:1ColorBlackHose4"Length7-3/4"Hose Fitting Size4" Variations383-12002983" Exhaust Thru-Hull, White ... More Details

Part #:383-1200326Manufacturer:CENTEKManufacturer Part #:1200326UPC:808880120487Order In Multiples Of:1ColorWhiteHose4"Length7-3/4"Hose Fitting Size4" Variations383-12002983" Exhaust Thru-Hull, White ... More Details

Cast bronze. Screw size is #8. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0086DP4PLBManufacturer:PERKOManufacturer Part #:0086DP4PLBUPC:085226337512Order In Multiples Of:1Size4" ODMa... More Details

Cast bronze. Part #:379-00SR400Manufacturer:BUCK ALGONQUINManufacturer Part #:00SR400UPC:616316634596Order In Multiples Of:1Size4" dia.Max Thru-Hull1"Max Thru Hull1"Maximum Thru Hull1" Variations379-0... More Details

Cast bronze. Screw size is #8. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0086DP5PLBManufacturer:PERKOManufacturer Part #:0086DP5PLBUPC:085226337529Order In Multiples Of:1Size5" ODMa... More Details

Cast bronze. Part #:379-00SR500Manufacturer:BUCK ALGONQUINManufacturer Part #:00SR500UPC:616316634602Order In Multiples Of:1Size5" dia.Max Thru-Hull1-1/2"Max Thru Hull1-1/2"Maximum Thru Hull1-1/2" Var... More Details

Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. Part #:9-0328DP4AManufacturer:PERKOManufacturer Part #:0328DP4AUPC:085226034350Order In Multiples Of... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Available in plain or chrome plated bronze, these fittings have a hose barb connection and are recommended for use above the waterline only. The flange is machined to fit the hull tightly and grooved ... More Details

Molded plastic with broad flange. Per ABYC "Safety Standards for Small Craft". Not recommended for use below the waterline. Part #:50-18030Manufacturer:SEACHOICEManufacturer Part #:18030UPC:7192491803... More Details

Molded plastic with broad flange. Per ABYC "Safety Standards for Small Craft". Not recommended for use below the waterline. Part #:50-18031Manufacturer:SEACHOICEManufacturer Part #:50-18031UPC:7192491... More Details

Cast bronze. Screw size is #8. UL Listed. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:9-0086006PLBManufacturer:PERKOManufacturer Part #:0086006PLBUPC:085226038716Order In Multiples Of:1Size6" ODMa... More Details

Threaded thru-hull for use with 1-1/8" screw-in overflow drain tube. Part #:232-TH1890TManufacturer:T-H MARINEManufacturer Part #:TH1890TUPC:733572117790Order In Multiples Of:1DescriptionThreaded Fitt... More Details

Threaded thru-hull for use with 1-1/8" screw-in overflow drain tube. Part #:232-TH1290TManufacturer:T-H MARINEManufacturer Part #:TH1290TUPC:733572030655Order In Multiples Of:1DescriptionThreaded Fitt... More Details

High quality UV and chemical resistant virgin polypropelene. Features a finished head and a single pass around nut. Part #:232-TH1592BManufacturer:T-H MARINEManufacturer Part #:TH1592BUPC:733572031317... More Details

Variations More Details