<![CDATA[ProBoatParts.com: New Products - Thru-Hull Fittings]]> https://www.proboatparts.com Sat, 09 May 2026 11:40:20 +0000 <![CDATA[Seachoice THRU HULL W/SS COVER-1 1/2 90]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18581/ Wed, 20 Nov 2013 12:00:41 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18581/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18581_03935.jpg

Thru Hull W/SS Cover-1 1/2 90 Part Number 18581



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 2-3/8"
  • Hose : 1-1/2"

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18581_03935.jpg

Thru Hull W/SS Cover-1 1/2 90 Part Number 18581



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 2-3/8"
  • Hose : 1-1/2"

Price: $20.00

]]> Thru Hull W/SS Cover-1 1/2 90 Part Number 18581

Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 2-3/8"
  • Hose : 1-1/2"
]]> <![CDATA[Seachoice THRU HULL W/SS COVER-1 1/4 90]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18571/ Wed, 20 Nov 2013 12:00:40 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18571/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18571_23186.jpg

Thru Hull W/SS Cover-1 1/4 90 Part Number 18571



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 2-3/8"
  • Hose : 1-1/4"

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18571_23186.jpg

Thru Hull W/SS Cover-1 1/4 90 Part Number 18571



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 2-3/8"
  • Hose : 1-1/4"

Price: $20.00

]]> Thru Hull W/SS Cover-1 1/4 90 Part Number 18571

Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 2-3/8"
  • Hose : 1-1/4"
]]> <![CDATA[Seachoice THRU HULL W/SS COVER-1 1/8 90]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18561/ Wed, 20 Nov 2013 12:00:40 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18561/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18561_36158.jpg

Thru Hull W/SS Cover-1 1/8 90 Part Number 18561



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 1-1/8"

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18561_36158.jpg

Thru Hull W/SS Cover-1 1/8 90 Part Number 18561



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 1-1/8"

Price: $20.00

]]> Thru Hull W/SS Cover-1 1/8 90 Part Number 18561

Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 1-1/8"
]]> <![CDATA[Seachoice THRU HULL W/SS COVER-1 90 DEG]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18551/ Wed, 20 Nov 2013 12:00:39 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18551/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18551_42792.jpg

Thru Hull W/SS Cover-1 90 Deg Part Number 18551



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 1"

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18551_42792.jpg

Thru Hull W/SS Cover-1 90 Deg Part Number 18551



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 1"

Price: $20.00

]]> Thru Hull W/SS Cover-1 90 Deg Part Number 18551

Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 1"
]]> <![CDATA[Seachoice THRU HULL W/SS COVER-3/4 90DG]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18541/ Wed, 20 Nov 2013 12:00:39 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18541/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18541_34341.jpg

Thru Hull W/SS Cover-3/4 90Dg Part Number 18541



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 3/4"

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18541_34341.jpg

Thru Hull W/SS Cover-3/4 90Dg Part Number 18541



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 3/4"

Price: $20.00

]]> Thru Hull W/SS Cover-3/4 90Dg Part Number 18541

Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 3/4"
]]> <![CDATA[Seachoice THRU HULL W/SS COVER-5/8 90DG]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18531/ Wed, 20 Nov 2013 12:00:39 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-stainless-steel-covered-90-thru-hull-p-n-18531/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18531_40619.jpg

Thru Hull W/SS Cover-5/8 90Dg Part Number 18531



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 5/8"

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18531_40619.jpg

Thru Hull W/SS Cover-5/8 90Dg Part Number 18531



Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 5/8"

Price: $20.00

]]> Thru Hull W/SS Cover-5/8 90Dg Part Number 18531

Molded from polypropylene with glass fiber for strength. Not recommended for use below the waterline.
  • Case : 6
  • Max Hull
    Thickness : 1-3/8"
  • Flange : 1-7/8"
  • Hose : 5/8"
]]> <![CDATA[Seachoice THRU-HULL CONN-WHT 11/2 X90DEG]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18121/ Wed, 20 Nov 2013 12:00:38 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18121/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18121_51177.jpg

Thru-Hull Conn-Wht 11/2 X90Deg Part Number 18121



Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wat..

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18121_51177.jpg

Thru-Hull Conn-Wht 11/2 X90Deg Part Number 18121



Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wat..

Price: $20.00

]]> Thru-Hull Conn-Wht 11/2 X90Deg Part Number 18121

Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wat..]]> <![CDATA[Seachoice THRU-HULL CONN-WHT PLAS-1 NUT]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18141/ Wed, 20 Nov 2013 12:00:38 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18141/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18141_08710.jpg

Thru-Hull Conn-Wht Plas-1 Nut Part Number 18141



Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wate..

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18141_08710.jpg

Thru-Hull Conn-Wht Plas-1 Nut Part Number 18141



Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wate..

Price: $20.00

]]> Thru-Hull Conn-Wht Plas-1 Nut Part Number 18141

Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wate..]]> <![CDATA[Seachoice - 90å¡ THRU-HULL CONNECTOR P/N 18131]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18131/ Wed, 20 Nov 2013 12:00:38 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18131/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/logo_seachoice_48982_82120.jpg

Thru-Hull Conn-Wht Plas-1 Nut Part Number 18131



Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wate..

Price: $20.00

]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/logo_seachoice_48982_82120.jpg

Thru-Hull Conn-Wht Plas-1 Nut Part Number 18131



Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wate..

Price: $20.00

]]> Thru-Hull Conn-Wht Plas-1 Nut Part Number 18131

Designed for use with one back nut, unlike old style 90° thru-hull with both front and back nut. Made of hi-impact white plastic. Designed for easier application where hose is difficult to route. Not recommended for use below the wate..]]> <![CDATA[Seachoice THRU-HULL CONN-WHT PLAS-1 1/8]]> https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18101/ Wed, 20 Nov 2013 12:00:37 +0000 https://www.proboatparts.com/seachoice/plumbing/thru-hull-fittings/seachoice-90-thru-hull-connector-p-n-18101/ http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18101_19243.jpg

Thru-Hull Conn-Wht Plas-1 1/8 Part Number 18101



High impact white plastic. Designed for places where hose is difficult to route. Great for livewells on bass boats. Not recommended for use below the waterline.
  • Case : 12
  • Max Hull
    Thickness : 7/8"
  • Flange : 2-3/8"
  • Ho..

    Price: $20.00

    ]]> http://d3d71ba2asa5oz.cloudfront.net/12017329/images/50-18101_19243.jpg

    Thru-Hull Conn-Wht Plas-1 1/8 Part Number 18101



    High impact white plastic. Designed for places where hose is difficult to route. Great for livewells on bass boats. Not recommended for use below the waterline.
    • Case : 12
    • Max Hull
      Thickness : 7/8"
    • Flange : 2-3/8"
    • Ho..

      Price: $20.00

      ]]> Thru-Hull Conn-Wht Plas-1 1/8 Part Number 18101

      High impact white plastic. Designed for places where hose is difficult to route. Great for livewells on bass boats. Not recommended for use below the waterline.
      • Case : 12
      • Max Hull
        Thickness : 7/8"
      • Flange : 2-3/8"
      • Ho..]]>