Marine Plumbing Fittings

0542 Vented Fill f/1-1/2" Hose - Angled Neck - Gas - BlackBlack Polymer Cap with Black Polymer BodyBlack Polymer StrapIntegral Tank Vent with Flame Arrestor and Anti Surge ValveTechnical InformationFor Hose Size: 1-1/2"For Vent Hose: 5/8"O.D. Flange:...

0541 Vented Fill f/1-1/2" Hose - Straight Neck - GasStraight NeckChrome Plated Bronze CapBlack Polymer BodyStainless Steel Bead ChainIntegral Tank Vent with Flame Arrestor and Anti Surge ValveDeck Plate Key and O-Ring IncludedTechnical InformationFor...

Perko Vented Flip Top Cap f/Fills with 1-1/2" HoseBlack PolymerEasily Mounts Directly on Gunnel with Removing Fill BodyIncludes Metallic Inserts for Gas, Diesel or Water FillsIntegral Tank Vent with Flame ArrestorNo Deck Plate Key or Ground Wire...

Marelon Full-Flow Seacock & 2" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is...

Marelon Full-Flow Seacock & 1-1/2" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is...

Marelon Full-Flow Seacock & 1-1/4" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is...

Marelon Full-Flow Seacock & 1" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is...

Marelon Full-Flow Seacock & 3/4" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is...

Marelon Full-Flow Seacock & 1/2" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong “buttress” type threading. This new package is...

MSD Fitting f/Small Tank 970 Series ToiletsReplaces MSD fittings for Series 974 MSD models.  Converts Series 972 and 974 - 2.6 gallon models to MSD toilets.*Sold as an IndividualWARNING: This product can expose you to chemicals including...

Scupper ValveProvides a water exit for boats with self-bailing cockpits. Acetal construction. Accommodates 3875B thru-transom thru-hull connector (screw holes must be drilled for installation.) Diameter: 2-7/8"Use as a replacement valve for 3881...

Cockpit Drain - No ScreenFor use with 1-1/2" I.D. hose as part of a self-bailing cockpit system. Features short stem and narrow flange for installing through cockpits. Polypropylene construction.Specifications:Stem Length: 3-3/4"Max. Hull Thickness:...