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Premium Marine Quality Parts

Results 501 - 534 of 534
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T-H Marine Inline Scupper Double Barb, Black - Ils750Dp - 232-Ils750Dpf1

T-H Marine, Thru-Hulls & Seacocks
$45.49

Prevents backwash Chemical resistant materialsThermo-plastic flapper

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T-H Marine Large Rectangular Scupper Fits 2 X 5-1/2" Hole, White - Lrs2Dp - 232-Lrs2Dpf1

T-H Marine, Thru-Hulls & Seacocks
$30.59

Quickly drains decks For decks above waterlineMaximum drainage for larger boatsEasily clears debrisFits 2" x 5-1/2" hole

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T-H Marine Push In Overflow Drain Tube 90 Degree First All T-H 1-1/2" Thru Hulls, 18" L With Screen - Odt290Dp - 232-Odt290Dpf1

T-H Marine, Thru-Hulls & Seacocks
$71.09

These overflow drain tubes feature a tough, flexible vinyl plastic end with a standpipe of white PVC tubing. To use simply insert vinyl end into the opening of thru-hull fitting. To drain livewell or baitwell, simply remove. Can be cut to customer's lengths.

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T-H Marine Push In Overflow Drain Tube 90 Degree Fits All 1-1/8" T-H Thru Hulls, 12" L - Odt190Dp - 232-Odt190Dpf1

T-H Marine, Thru-Hulls & Seacocks
$34.89

These overflow drain tubes feature a tough, flexible vinyl plastic end with a standpipe of white PVC tubing. To use simply insert vinyl end into the opening of thru-hull fitting. To drain livewell or baitwell, simply remove. Can be cut to customer's lengths.

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T-H Marine Push In Overflow Drain Tube Straight Fits All T-H 1-1/2" Thru Hulls, 18" L With Screen - Odt2Dp - 232-Odt2Dpf1

T-H Marine, Thru-Hulls & Seacocks
$71.99

These overflow drain tubes feature a tough, flexible vinyl plastic end with a standpipe of white PVC tubing. To use simply insert vinyl end into the opening of thru-hull fitting. To drain livewell or baitwell, simply remove. Can be cut to customer's lengths.

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T-H Marine Push In Overflow Drain Tube Straight Fits All T-H 1-1/8" Thru Hulls, 12" L - Odt1Dp - 232-Odt1Dpf1

T-H Marine, Thru-Hulls & Seacocks
$27.69

These overflow drain tubes feature a tough, flexible vinyl plastic end with a standpipe of white PVC tubing. To use simply insert vinyl end into the opening of thru-hull fitting. To drain livewell or baitwell, simply remove. Can be cut to customer's lengths.

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T-H Marine Push-In Plug For 1-1/2" Thru-Hull Drains - Pp150 - 232-Pp150F1

T-H Marine, Thru-Hulls & Seacocks
$27.29

These push in plugs are used to stop water flow through drains or overflows from baitwell or livewell. Also work well as plugs for sink drains and built in cooler drains. These plugs are injection molded of marine grade PVC for a long lifespan. Plugs feature a pull tab or pull ring for easy removal. They have double seal rings to assure positive sealing.

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T-H Marine Straight Extra Long Thru-Hull Fitting For Hose, White - Th1202Xldp - 232-Th1202Xldpf1

T-H Marine, Thru-Hulls & Seacocks
$23.79

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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T-H Marine Straight Extra Long Thru-Hull Fitting For Hose, White - Th752Xldp - 232-Th752Xldpf1

T-H Marine, Thru-Hulls & Seacocks
$17.99

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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T-H Marine Straight Thru-Hull Fitting For Hose, White - Th1202Dp - 232-Th1202Dpf1

T-H Marine, Thru-Hulls & Seacocks
$18.29

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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T-H Marine Straight Thru-Hull Fitting For Hose, White - Th1502Dp - 232-Th1502Dpf1

T-H Marine, Thru-Hulls & Seacocks
$35.49

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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Th Marine Th752B Thru Hull 3/4 Bulk Straight White - Th752B - 232-Th752Bf1

T-H Marine, Thru-Hulls & Seacocks
$6.29

High Quality UV and Chemical Resistant Virgin Polypro Sized to Fit All Marine Hose

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Thru Hull 1-1/2" 90D Hose White - Th1592Dp - 232-Th1592Dpf1

T-H Marine, Thru-Hulls & Seacocks
$36.49

High quality UV and chemical resistant virgin polypropelene. Features a finished head and a single pass around nut.

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Thru Hull 1-1/2" Long - Th1502Xldp - 232-Th1502Xldpf1

T-H Marine, Thru-Hulls & Seacocks
$26.39

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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Thru Hull 2" Ss W/Hose End - 70Thh200 - 379-70Thh200F1

Buck Algonquin, Thru-Hulls & Seacocks
$139.79

316 Stainless steel.

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Thru Hull 3/4 Straight Black - Th750Dp - 232-Th750Dpf1

T-H Marine, Thru-Hulls & Seacocks
$8.89

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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Thru Hull 3/4 Straight White - Th752Dp - 232-Th752Dpf1

T-H Marine, Thru-Hulls & Seacocks
$17.49

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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Thru Hull 5/8" - Th652Dp - 232-Th652Dpf1

T-H Marine, Thru-Hulls & Seacocks
$10.89

High Quality UV and Chemical Resistant Virgin PolyproSized to Fit All Marine Hose

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Thru Hull-1-1/2 - 520790 - 354-520790F1

Sea-Dog Line, Thru-Hulls & Seacocks
$11.16

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru Hull-1-1/8 - 520770 - 354-520770F1

Sea-Dog Line, Thru-Hulls & Seacocks
$8.56

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru-Hull 1-1/2" Plastic - 0301Dp8 - 9-0301Dp8F1

Perko, Thru-Hulls & Seacocks
$31.79

Molded white plastic with narrow flange. For use with hose.

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Thru-Hull Fitting 1 1/2" -- - 520790-1 - 354-5207901F1

Sea-Dog Line, Thru-Hulls & Seacocks
$14.79

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru-Hull Fitting 1 1/8" -- - 520770-1 - 354-5207701F1

Sea-Dog Line, Thru-Hulls & Seacocks
$11.76

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru-Hull Fitting 3/4" - 520750-1 - 354-5207501F1

Sea-Dog Line, Thru-Hulls & Seacocks
$7.83

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru-Hull Fitting 5/8" -- - 520740-1 - 354-5207401F1

Sea-Dog Line, Thru-Hulls & Seacocks
$7.83

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru-Hull W/Scupper - 520510-1 - 354-5205101F1

Sea-Dog Line, Thru-Hulls & Seacocks
$26.89

This Thru-Hull with Scupper Valve mounts through the transom and provides a water exit for boats with self-bailing cockpits. Ideal for above the water line drainage. Valve features a soft black flapper. For use with 1-1/2" hose. Compatible with most self-bailing applications. Constructed of injection molded acetal. Installs with four #6 FH fasteners (not included).

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Thru-Hull-3/4 - 520750 - 354-520750F1

Sea-Dog Line, Thru-Hulls & Seacocks
$4.61

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Thru-Hull-5/8 - 520740 - 354-520740F1

Sea-Dog Line, Thru-Hulls & Seacocks
$4.42

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene.

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Top Strainer With Non-Return - Sb5865 - 698-Sb5865F1

Whale Water Systems, Thru-Hulls & Seacocks
$65.49

Mount in the lowest part of bilge to secure the intake line. Strainers are valuable in minimizing intake of debris. Supplied with non-return valves.

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Trac Ecological Flushcap® For Groco Arg Strainers - 1285-A - 202-1285Af1

Trac Ecological, Thru-Hulls & Seacocks
$102.79

Available in three sizes to fit any GROCO ARG Strainer, FLUSHcap® makes flushing your raw water cooled equipment a snap. Temporarily replacing your existing strainer cap with a FLUSHcap® will allow you to easily connect a Port-O-Flush Jr.® or garden hose to your system. Use FLUSHcap® to flush your raw water cooled equipment with Barnacle Buster®, fresh water, or to aid in winterizing your system.NOTE: Not intended to replace your existing strainer cap, for flushing use only.

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Trac Ecological Flushcap® For Groco Arg Strainers - 8214017 - 202-1285Bf1

Trac Ecological, Thru-Hulls & Seacocks
$113.79

Available in three sizes to fit any GROCO ARG Strainer, FLUSHcap® makes flushing your raw water cooled equipment a snap. Temporarily replacing your existing strainer cap with a FLUSHcap® will allow you to easily connect a Port-O-Flush Jr.® or garden hose to your system. Use FLUSHcap® to flush your raw water cooled equipment with Barnacle Buster®, fresh water, or to aid in winterizing your system.NOTE: Not intended to replace your existing strainer cap, for flushing use only.

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Trac Ecological Flushcap® For Groco Arg Strainers - 8215015 - 202-1285Cf1

Trac Ecological, Thru-Hulls & Seacocks
$136.79

Available in three sizes to fit any GROCO ARG Strainer, FLUSHcap® makes flushing your raw water cooled equipment a snap. Temporarily replacing your existing strainer cap with a FLUSHcap® will allow you to easily connect a Port-O-Flush Jr.® or garden hose to your system. Use FLUSHcap® to flush your raw water cooled equipment with Barnacle Buster®, fresh water, or to aid in winterizing your system.NOTE: Not intended to replace your existing strainer cap, for flushing use only.

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Whale Ak1319 Intake Strainer - Ak1319 - 698-Ak1319F1

Whale Water Systems, Thru-Hulls & Seacocks
$34.89

Intake Strainer

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Northern Marine Canada
Our products are shipped from Canada!
Parts Warehouse:
Toronto, Ontario, Canada
Head Office:
Kingston, Ontario

About Us

Northern Marine is a Canadian supplier of premium marine and RV parts and accessories from top industry brands. We focus on quality, accurate listings, and dependable fulfillment so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: get you the right parts, shipped fast, with straightforward service you can count on.