U.S. Customers: Orders shipped from Canada may be subject to U.S. import duties, taxes, and/or tariffs as assessed by U.S. Customs and your carrier. These charges are not included in our product prices or shipping rates. You are responsible for any duties/tariffs/fees due on delivery or prior to delivery.
Packed and shipped within Canada!

Premium Marine Quality Parts

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Thermostat Ym# 66M-12411-01-00 - 18-3541 - 47-3541F1

Sierra, Cooling & Water Pump
$66.69
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Thetford 01664 Cap - 1664 - 363-01664F1

Thetford, Toilets & Toilet Parts
$37.69
Cap... More Details
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Thetford 01665 Hose Adapter - 1665 - 363-01665F1

Thetford, Toilets & Toilet Parts
$42.89
Hose Adapter... More Details
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Thetford 02283 Garden Hose Adapter - 2283 - 363-02283F1

Thetford, Toilets & Toilet Parts
$45.99
Garden Hose Adapter... More Details
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Thetford 02593 Bumper Hose Adapter - 2593 - 363-02593F1

Thetford, Toilets & Toilet Parts
$35.79
Bumper Hose Adapter... More Details
For use in all marine and RV permanent, recirculating and portable toilets. Specially formulated, rapid-dissolving tissue. Helps prevent messy clogs. Flushes easily from bowl. Soft, snowy white tissue... More Details
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Thetford 08708 3-H Basic Valve - 8708 - 363-08708F1

Thetford, Toilets & Toilet Parts
$113.19
3-H Basic Valve... More Details
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Thetford 08975 Closet Flange Seal W/Bolts - 8975 - 363-08975F1

Thetford, Toilets & Toilet Parts
$35.29
Closet Flange Seal w/Bolts... More Details
Plastic Slide EZ-Valve Repair Kit... More Details
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Thetford 12524 Closet Bolt Pkg - 12524 - 363-12524F1

Thetford, Toilets & Toilet Parts
$22.29
Closet Bolt Pkg... More Details
Ball Valve Kit for Aqua Magic IV... More Details
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Thetford 17832 Titan™ Pemium Rv Wye Adapter - 17832 - 363-17832F1

Thetford, Toilets & Toilet Parts
$31.49
Empty two waste tanks into a single dump port Translucent - see when the tanks are cleanFits any sewer hose with universal bayonetEPDM seals designed for prolonged hook-up connections... More Details
Thetford Titan's Proprietary TPE (Thermal Plastic Elastomer) properties provide the highest degree of puncture and abrasion resistance, and excel in extreme temperatures. Titan stands for the toughest... More Details
Connect any sewer hose with universal bayonetRotates 360° for easy alignmentFits 5 common sewer port connectionExclusive handle for a sanitary experience... More Details
Eliminates messy dripping during storagePress-fit on any sewer hose with same diameter as TitanIntegrated handles for easy maneuveringSet of 2 press-fit caps.... More Details
Resilient rubber seals, made in the USAReplacements for faulty sealsDesigned for sewer hose fittings and adaptersSet of 2 replacement seals.... More Details
Thetford Titan™ is exactly what you need to make emptying holding tanks more pleasant and it's premium quality features are what RVers have come to expect. Proprietary TPE properties provide the highe... More Details
Lengthen RV sewer outlet for easier reach Translucent - see when the tanks are cleanFits any sewer hose with universal bayonetEPDM seals designed for prolonged hook-up connections... More Details
Designed for most Thetford permanent RV toilets including: Aqua-Magic style Plus. Aqua-Magic Style II, Aqua-Magic Style LITE, Aqua-Magic Style V, Aqua-Magic Aurora and Aria Classic, Bravura, Galaxy an... More Details
Economical single ply tissue. For use in all marine and RV portable, permanent and recirculating sanitation systems. 100% biodegradable.... More Details
Recommended for portable and permanent toilet systems. Soft, snowy-white 2-ply tissue flushes easily. Specifically formulated, dissolves rapidly and helps prevent messy clogs. Highly absorbent & 100% ... More Details
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Thetford 24818 Toilet Riser, Parchment - 24818 - 363-24818F1

Thetford, Toilets & Toilet Parts
$77.09
Raises the level of comfort and convenience for many RV'ers, especially those with physical challenges. Raises permanent toilets 2 1/2". Fits Aqua-Magic IV & V, Bravura, Style Plus & II, Residence, Se... More Details
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Thetford 24967 Toilet Riser, White - 24967 - 363-24967F1

Thetford, Toilets & Toilet Parts
$77.09
Raises the level of comfort and convenience for many RV'ers, especially those with physical challenges. Raises permanent toilets 2 1/2". Fits Aqua-Magic IV & V, Bravura, Style Plus & II, Residence, Se... More Details
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Thetford 28962 Water Line Extension Hose - 28962 - 363-28962F1

Thetford, Toilets & Toilet Parts
$52.99
Water Line Extension Hose... More Details
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.