Thru Hull Fittings & Strainers

T-H Marine Thru-Hull Fittings Straight White All T-H Marine Thru-Hull Fittings are made of the highest quality virgin polypropylene to ensure durability and attractive appearance. Polypropylene is UV stabilized to provide longevity. Available in...

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Groco TH Series Standard Length Bronze Thru Hull w/ Nut Groco TH Series Thru Hulls are constructed of C83600 bronze and feature a NPSM / NPT combination thread. These thru hulls are available in a variety of sizes and come with a nut included. NPSM /...

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T-H Marine Duckbill Overboard Drain Scupper Tough Thermoplastic Flapper Seals Tight Under Water Pressure Easy to Install Over Drain Tubes Outer Ring is 2-3/4" in Diameter Color: Black/White

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Groco IBV Series Full-Flow Flanged In-line Ball Valve The Groco IVB Series In-Line Ball Valves are full-flow valves with a patented selectable handle rotation. The handle has a square hole to accept standard ratchet to help reach valves in hard-to-reach...

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Groco Pipe to Hose Bronze Fitting Groco bronze Pipe to hose fitting. Standard Flow - the hose ID is the same as the pipe size (ie: PTH-750 has 3/4" NPT pipe thread and accepts 3/4" ID hose). Sizes from 1/2" to 5" UL Listed...

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Groco 90 Degree Bronze Elbow Pipe To Hose Fitting This Groco pipe to hose fitting provides a 90 degree male NPT to hose connection. It is constructed of C83600 bronze and is available in a variety of sizes. Standard flow UL Listed 647B Note:...

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Groco FBV Series Tri-Flanged Ball Type Seacock Groco FBV Series Ball-Type Seacocks are manufactured for full flow and feature a triangular base. The patented field reversible handle allows you to select the closed position for orientation that best...

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Attwood Marine Scupper Valve Provides 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...

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Groco Stainless Steel Hose Thru-Hull Fitting Groco stainless steel thru-hull fittings are constructed of durable #316 stainless steel and are available in a range of sizes.  NPS thread with hose connection UL Listed...

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Groco Hi-Speed Strainer with Nut The Groco Hi-Speed Strainer is a NPT combo scoop thru hull that is designed for increased flow compared to standard thru hulls. This strainer is constructed of C83600 bronze and is available in a variety of sizes...

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3/4" High quality UV and chemical resistant virgin polypropylene fitting, for 3/4" hose I.D. Flange diameter: 1 1/2" Total Overall Length: 2 1/2" Total threaded portion: 1" Hose I.D.: 3/4" Installation hole diameter: 1"

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Attwood Marine Thermoplastic Resin Thru-Hull Fitting These thru-hulls are made with a durable, thermoplastic construction which prevents electrolysis. Caution: Thru-Hull connectors are designed for installation above the water line only.

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A great solution to provide a scupper check valve in the drain line. Allows use of standard thru-hull fittings in the cockpit and on the hull exterior. Features: Hose Size: 3/4", 1-1/8", and 1-1/2" Double Barb Inline Scupper- Black Prevents...

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T-H Marine barbed elbow fittings are molded specifically to fit marine hose dimensions. A barbed elbow fitting allows you to make a 90 degree turn in hose routing without kinking hose. They can also be used as a hose junction for hose repair. Our...

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3/4" black straight high quality UV and chemical resistant virgin polypropylene fitting.

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Groco Seacock Backing Block Use the Groco Seacock Backing Block to improve flanged seacock installation. Groco backing blocks are made from an environmentally-friendly PVC foam specially formulated for marine applications. The rigid 1/2" thickness...

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These scupper valves are simply the best and most fool-proof of any flush mount scupper valve available. The flapper is molded of a flexible thermo-plastic that is totally impervious to the effects of sun and chemicals found in the marine environment...

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Groco Bronze Pipe Nipple Groco's PN Series cast bronze pipe nipples provide exact alloy compatibility for making inter-connections between numerous marine components such as seacocks, strainers, and check valves. A cast-in wrench flat simplifies...

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T-H Marine barbed wye fittings (Y fittings) are molded specifically to fit marine hose dimensions. A fitting with three openings, a wye is used to create branch lines. It is a type of tee fitting which has the side inlet pipe entering at a 45° angle, or...

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Attwood Stainless Steel Straight Barbed Thru-Hull Fittings Polish your image with these beautiful, durable stainless steel fittings.  Why specify plastic parts when these fittings will last the life of the boat.  Caution:  Stainless thru...

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