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Original & OEM Quality Parts

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Thetford's lightest entry-level china toilet ever! With hand sprayer. Stylish, contemporary and homelikeHas a vigorous flush with 100% bowl coverageIncorporates a new mechanism design that wipes clean... More Details

Thetford's lightest entry-level china toilet ever! With hand sprayer. Stylish, contemporary and homelikeHas a vigorous flush with 100% bowl coverageIncorporates a new mechanism design that wipes clean... More Details

Closet Bolt Pkg... More Details

Battery-powered electric flushSleek, modern and homelike designComfortable seat height & large bowlUser-friendly flush leverHidden controlsIntegrated tissue holderTank Level Indicator4.0 gal fresh wat... More Details

Optional floor plate for Thetford Porta Potti® Curve.... More Details

Refreshed, modern appearance Industry-leading performanceExclusive, rotating Pour-Out SpoutMore-ergonomic Carrying HandleStandard Lid LatchFlush Type: Piston3-year warranty... More Details

Refreshed, modern appearance Industry-leading performanceExclusive, rotating Pour-Out SpoutMore-ergonomic Carrying HandleStandard Lid LatchFlush Type: Piston3-year warranty... More Details

Modern appearance Ergonomic Carrying HandleStandard Lid LatchDurable, easy to use and easy to cleanRemovable seat and cover for easy cleaningExclusive, rotating Pour-Out SpoutPiston pump flushSealed v... More Details

Modern appearance Ergonomic Carrying HandleStandard Lid LatchDurable, easy to use and easy to cleanRemovable seat and cover for easy cleaningExclusive, rotating Pour-Out SpoutBellows pump flushSealed ... More Details

Modern appearanceErgonomic Carrying HandleStandard Lid LatchDurable, easy to use and easy to cleanRemovable seat and cover for easy cleaningExclusive, rotating Pour-Out SpoutBellows pump flushSealed v... More Details

Designed for Porta Potti 260 /135 /335 /320 /345. Secures your Porta Potti to the floor during travels. Prevents your portable toilet from shifting and getting damaged.... More Details

Direct OEM ReplacementMade in USAUV stable/colorfast... More Details

Direct OEM ReplacementMade in USAFade-resistant, UV stable/colorfast... More Details

Original Factory Parts/Direct OEM ReplacementUV stable/colorfastMolded screw covers for clean lookMounting holes are 8-7/8" on centerMade in USA... More Details

Original Factory Parts/Direct OEM ReplacementUV stable/colorfastMolded screw covers for clean lookMounting holes are 8-7/8" on centerMade in USA... More Details

Direct OEM ReplacementRedirects water away from your unitHelps eliminate black streaksImpact and road salt resistantUV stable and colorfastMade in the USA Short Fits 1-1/16" rails Medium Fits 1-3/8" r... More Details

Direct OEM ReplacementRedirects water away from your unitHelps eliminate black streaksImpact and road salt resistantUV stable and colorfastMade in the USA Short Fits 1-1/16" rails Medium Fits 1-3/8" r... More Details

Direct OEM ReplacementRedirects water away from your unitHelps eliminate black streaksImpact and road salt resistantUV stable and colorfastMade in the USA Short Fits 1-1/16" rails Medium Fits 1-3/8" r... More Details

Direct OEM ReplacementStopper has female threadsFits up to a 2" drain openingMade in USA... More Details

Exterior Shower Door. Direct OEM Replacement.... More Details

Exterior Shower Head. Direct OEM Replacement.... More Details

Exterior Shower Head Bracket. Direct OEM Replacement.... More Details

Exterior Shower Mixer. Direct OEM Replacement.... More Details

Direct OEM ReplacementUV stable/colorfastUniversalFlexible RubberMade in USA... More Details

Direct OEM ReplacementFade resistant, UV stable/colorfastFactory tested for ZERO leakage1/2" Male Pipe ThreadIAPMO, NSF, CSA & TEI CertifiedMade in USA... More Details

Direct OEM ReplacementUV stable/colorfastFactory tested for ZERO leakageCheck Valve w/1/2" Male Pipe ThreadIncludes installation kitImpact & Road Salt ResistantMade in USACut Out: 3-1/2" dia., Outside... More Details

Direct OEM ReplacementUV stable/colorfastFactory tested for ZERO leakageCheck Valve w/1/2" Male Pipe ThreadIncludes installation kitImpact & Road Salt ResistantMade in USACut Out: 3-1/2" dia., Outside... More Details

Direct OEM ReplacementMade in USAReplacement operating handle for diverter valve... More Details

Direct OEM ReplacementMade in USAReplacement operating handle for diverter valve... More Details

Direct OEM ReplacementUV stable/colorfastIncludes both strap versionsImpact & Road Salt ResistantIAPMO, NSF, CSA & TEI CertifiedPaintableMade in USA... More Details

Original Factory Parts/Direct OEM ReplacementMade in USAUV stable/colorfastReplaceable DoorSpout accepts either 1-1/4" or 1-3/8" water fill hoseIncludes 3/8" tank vent connectionIncludes installation ... More Details

Direct OEM ReplacementHolds up to 200 lbs. per sq. in.Meets or exceeds H.U.D. and R.V.I.A. specificationsExtra strong fire rated Polycarbonate plasticMade in USACutout: 9-7/8" x 2-1/4"Outside Dim: 11-... More Details

Direct OEM ReplacementHolds up to 200 lbs. per sq. in.Meets or exceeds H.U.D. and R.V.I.A. specificationsExtra strong fire rated Polycarbonate plasticMade in USACutout: 9-7/8" x 2-1/4"Outside Dim: 11-... More Details

Direct OEM ReplacementHolds up to 200 lbs. per sq. in.Meets or exceeds H.U.D. and R.V.I.A. specificationsExtra strong fire rated Polycarbonate plasticMade in USACutout: 9-7/8" x 2-1/4"Outside Dim: 11-... More Details

Direct OEM ReplacementHides screws for clean appearanceSmooth contemporary designRotates 360° for optimum airflowIncludes installation kitFits 4" flex ductsMade in USA... More Details

Direct OEM ReplacementNon-yellowing, UV stable/colorfastWind tested to 190 mphSmooth, aerodynamic, contemporary designPush-lock, one-piece damper closure with large, sturdy hingesEasy to installInclud... More Details

Direct OEM ReplacementConstructed of ABS plasticImpact & Road Salt ResistantMade in USA... More Details

Direct OEM ReplacementConstructed of ABS plasticImpact & Road Salt ResistantMade in USA... More Details

Direct OEM ReplacementFade resistant, UV stable/colorfastReplaceable DoorBack plate accepts a 4" rigid PVC or flexible hose to create storage areaIncludes installation kitImpact & Road Salt ResistantC... More Details

Direct OEM ReplacementUV stable/colorfast1 GHz © Coax transfer powerIncludes installation kitImpact & Road Salt ResistantMade in USA... More Details

Direct OEM ReplacementUV stable/colorfast1 GHz © Coax transfer powerIncludes installation kitImpact & Road Salt ResistantMade in USA... More Details

Original Factory Parts/ Direct OEM ReplacementFade-resistant blackAccess door accepts both 30 and 50 Amp cordReplaces round hatches up to 4-1/2"Extra strength hinge for longer lifeIncludes installatio... More Details

Quickly and easily removes black streaks, bugs, and other tough soilsSafe on finishes, won't harm or fade decalsEasy-to-use, spray and wipe formula... More Details

Deep cleans, conditions and protects in one quick, easy step!Non-petroleum formula that's tested safe!UV blocker so roof looks better longer.Removes oxidation, tree sap, bird droppings, and dirt build... More Details

Removes mold and mildew stains, leaf stains, sap, bird droppings, bugs and more from fabric and vinyl awnings! UV blocker so awning looks better longer!Non-bleaching formula won't discolor or stain fa... More Details

Holding tank deodorant in water soluble packs, conveniently pre-measured. Powerful odor control and superior waste digestion. Fresh pleasant scent. Specially formulated for RV and marine holding tanks... More Details

The first 2-in-1 tank cleaner specifically formulated for black & grey water & portable tanks. Cleans Overnight - then just dump and goMicro-Foamâ„¢ Action improves surface contact to vertical tank wall... More Details

Individual foil packets that contain powder. A Formaldehyde and Bronopal Free formula. Campground friendly and complies with California regulations. The quick-acting holding tank treatment eliminates ... More Details

Individual foil packets that contain powder. A Formaldehyde and Bronopal Free formula. Campground friendly and complies with California regulations. The quick-acting holding tank treatment eliminates ... More Details

Individual foil packets that contain powder. A Formaldehyde and Bronopal Free formula. Campground friendly and complies with California regulations. The quick-acting holding tank treatment eliminates ... More Details

AquaBioâ„¢, a new twist on holding tank treatments, offers today's RVers a Formaldehyde and Bronopal Free formula. Thetford's next generation of holding tank solutions is campground friendly and complie... More Details

AquaBioâ„¢, a new twist on holding tank treatments, offers today's RVers a Formaldehyde and Bronopal Free formula. Thetford's next generation of holding tank solutions is campground friendly and complie... More Details

AquaBioâ„¢, a new twist on holding tank treatments, offers today's RVers a Formaldehyde and Bronopal Free formula. Thetford's next generation of holding tank solutions is campground friendly and complie... More Details

AquaBioâ„¢, a new twist on holding tank treatments, offers today's RVers a Formaldehyde and Bronopal Free formula. Thetford's next generation of holding tank solutions is campground friendly and complie... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

AquaMax®, the no Formaldehyde, no Bronopol holding tank treatment.AquaMax® Holding Tank Treatment's advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping... More Details

Macerating RV Toilet Integrated air admittance valveHidden installationDimensions: 18.1" H x 14.6" W x 16.9" D... More Details

Aqua Magic Residence is Thetford's premium lightweight toilet Residential seat and coverComfortable, full-size residential seat can be customized to owner's style statementSingle-pedal flush convenien... More Details

Aqua Magic Residence is Thetford's premium lightweight toilet Residential seat and coverComfortable, full-size residential seat can be customized to owner's style statementSingle-pedal flush convenien... More Details

Aqua Magic Residence is Thetford's premium lightweight toilet Residential seat and coverComfortable, full-size residential seat can be customized to owner's style statementSingle-pedal flush convenien... More Details

Aqua Magic Residence is Thetford's premium lightweight toilet Residential seat and coverComfortable, full-size residential seat can be customized to owner's style statementSingle-pedal flush convenien... More Details

Our special water-soluble formula prevents seal wear, sticky drain valves and keeps all the plumbing lines operating smoothly. Approximately 2 ounces in the holding tank effectively lubricates drain v... More Details

Our special water-soluble formula prevents seal wear, sticky drain valves and keeps all the plumbing lines operating smoothly. Approximately 2 ounces in the holding tank effectively lubricates drain v... More Details

Very low permeabilitySpecial high-quality butyl rubberOdor shield prevents the spread of odors10 times less odors than SBR/NBR rubber hosesExtremely flexibleFlexible and strong with double steel wire ... More Details

Specifically formulated to dissolve toilet tissue in waste holding tanks. Approximately 1/4 bottle poured into waste holding tank after emptying tank will effectively control tissue build up. Prevents... More Details

Specifically formulated to dissolve toilet tissue in waste holding tanks. Approximately 1/4 bottle poured into waste holding tank after emptying tank will effectively control tissue build up. Prevents... More Details

Thetford Titanâ„¢ 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 from the sanitation expert. Proprietary TPE p... More Details

Less than 12" high, the Nano ECO is ideal for installation on the raised platform typically found in the head compartments of many boats. The self-contained, energy-saving design features a user-contr... More Details

For Nano, Compass, Tecma Silence Plus 2G... More Details

fits: Tecma Silence Plus 2G... More Details

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Toilet Lid - 36744 - 363-36744F1

Thetford
$165.00

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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.