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!

Original & OEM Quality Parts

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MER401 series hoses include 9 GPM Excess Flow Male POL, 7/8" Nut and 1/4" Male Inverted Flare fittings.... More Details

MER401 series hoses include 9 GPM Excess Flow Male POL, 7/8" Nut and 1/4" Male Inverted Flare fittings.... More Details

Type I (QCC) connectors have a built-in excess flow feature and a positive shutoff that will not allow gas to flow until the connector is fully engaged. In case of a fire the built-in thermal protecti... More Details


400,000 BTU'sExcess flow safety shut-offRVIA and NFPA 1192 CompliantBrass ferrules1/4" ID High pressure thermoplastic hose100% Leak tested350 PSIG working pressureInclude a Female QCC, Type 1 Connecti... More Details

The High Flow Series Hoses are specifically designed to meet the high demands of today's motorhomes, trailers and on demand water heaters. High Flow Type I 400,000 BTU (red nut) pigtails are designed ... More Details

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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 OEM and premium aftermarket marine and RV parts and accessories. 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.