Best Motorhome Waste Tanks

Looking for the best motorhome waste tanks? We’ve got you covered with a guide to the top 10 durable, easy-to-use, and reliable options for your next adventure.

Motorhome waste tanks are a must-have for any RV adventure. They make waste disposal easy and stress-free. With the right tank, you can focus on enjoying your trip.

Choosing the best motorhome waste tank can seem tricky. But don’t worry, we’ve got you covered. Our guide highlights top picks with key features to meet your needs.

Get ready to discover durable, easy-to-use, and reliable options. Let’s find the perfect waste tank for your next adventure!

List of Top 10 Motorhome Waste Tanks

Image Title Best For Price
Camco Rhino 21-Gallon RV Portable Waste Tank - Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole - Includes Removable Steel Tow Adapter, 3’ Sewer Hose & More RV Accessories (39002) Camco Rhino 21-Gallon RV Portable Waste Tank – Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole – Includes Removable Steel Tow Adapter, 3’ Sewer Hose & More RV Accessories (39002)

This Camco Rhino 21-Gallon RV Portable Waste Tank is perfect for RV owners who want hassle-free waste disposal. It’s ideal for camping trips where dump stations are far away and your RV sewer hose won’t reach.

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Venustank 39 Gallon RV Portable Waste Tank 2 Wheel Tote Tank Venustank 39 Gallon RV Portable Waste Tank 2 Wheel Tote Tank

The Venustank 39 Gallon RV Portable Waste Tank is perfect for RV and trailer owners who need a reliable and easy way to handle waste. Whether you’re parked far from a dump station or need a convenient solution for cleaning and storage, this ready-to-use kit has everything you need.

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RecPro RV 36 Gallon Portable Waste Tank (Blue) | Tote & Dump | Airless, No-Flat Tires | Capacity Indicator | Gloves Included (36 Gallon Portable Waste Tank) RecPro RV 36 Gallon Portable Waste Tank (Blue) | Tote & Dump | Airless, No-Flat Tires | Capacity Indicator | Gloves Included (36 Gallon Portable Waste Tank)

This 36-gallon portable waste tank is perfect for campers, RV owners, and trailer users who want hassle-free trips. It’s easy to use, durable, and ready to go, so you can spend less time emptying waste and more time enjoying the outdoors.

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Camco TST MAX RV Toilet Treatment Drop-INs - Control Unwanted Odors & Break Down Waste and Tissue - Safe Septic Tank Treatment - Orange Scent, 30-Pack (41183) Camco TST MAX RV Toilet Treatment Drop-INs – Control Unwanted Odors & Break Down Waste and Tissue – Safe Septic Tank Treatment – Orange Scent, 30-Pack (41183)

Camco TST MAX RV Toilet Treatment Drop-INs are perfect for RV owners, boaters, and campers who want to keep their toilets fresh and odor-free. Whether you’re full-time RVing, boating, or camping, these easy-to-use Drop-INs ensure a pleasant experience with their powerful odor control and waste breakdown abilities.

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TonGass 3-Inch RV Waste Valve Body with Handle, Durable RV Sewer Valve Replacement for Campers, Trailers, and Motorhomes, Mess-Free Water Valves, Heavy-Duty Camper Sewer Pipe Fitting - Black TonGass 3-Inch RV Waste Valve Body with Handle, Durable RV Sewer Valve Replacement for Campers, Trailers, and Motorhomes, Mess-Free Water Valves, Heavy-Duty Camper Sewer Pipe Fitting – Black

This RV waste valve is perfect for campers, trailer owners, and motorhome enthusiasts who need a reliable and mess-free sewer connection. It’s easy to install and built to last, making it ideal for anyone looking to upgrade their RV waste system.

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classAcustoms WT-3161 3 classAcustoms WT-3161 3″ Hub Black Water RV Waste Holding Tank 31 Gallon Concession and Camper Waste Black Gray Tank

This 31-gallon waste tank is perfect for RV, camper, trailer, motorhome, or tiny house owners who need a reliable black or gray water solution. It’s easy to install and made in the USA for durable, long-lasting use.

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classAcustoms 28 Gallon RV Waste Black Water Holding Tank WT-2800 classAcustoms 28 Gallon RV Waste Black Water Holding Tank WT-2800

This 28-gallon RV waste tank is perfect for RV, camper, trailer, motorhome, and tiny house owners who need a reliable black water holding solution. It’s made in the USA and easy to install, but remember, it’s only for waste water.

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Ameri-Kart 30 Gallon RV Black Water Tank, Leak-Proof RV Water Storage Tank for Toilets in Campers, Trailers, Motorhomes, and RVs, Side Discharge, 60 Ameri-Kart 30 Gallon RV Black Water Tank, Leak-Proof RV Water Storage Tank for Toilets in Campers, Trailers, Motorhomes, and RVs, Side Discharge, 60″ x 24″ x 8″ (HT-140)

This 30-gallon RV black water tank is perfect for RV owners who need a reliable, leak-proof solution for waste storage. It’s ideal for campers, trailers, motorhomes, and tiny houses, offering durable, easy-to-install performance for long-lasting use.

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Unique RV Digest-It Ultra RV Toilet Treatment, 32 Uses, Super Concentrated - Eliminates Odor and Liquifies Waste, Easy-Measure Extra-Strength Preventive Bio-Enzymatic Holding Tank Treatment (32 oz) Unique RV Digest-It Ultra RV Toilet Treatment, 32 Uses, Super Concentrated – Eliminates Odor and Liquifies Waste, Easy-Measure Extra-Strength Preventive Bio-Enzymatic Holding Tank Treatment (32 oz)

This RV toilet treatment is perfect for RV owners who want to keep their tanks clean and odor-free. It’s easy to use and prevents problems before they start.

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classAcustoms WT-1653 3 classAcustoms WT-1653 3″ Black Water RV Waste Holding Tank 16 Gallon Concession and Camper Waste Black Gray Tank

This 16-gallon RV waste tank is perfect for RV, camper, trailer, motorhome, and tiny house owners who need a reliable black or gray water solution. It’s made in the USA and easy to install, but remember: you’ll need to add your own inlet, vent, and fittings.

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Detailed Reviews

Discover the top 10 Motorhome Waste Tanks in our expert-curated guide, blending performance, durability, and value for every RV enthusiast. From hassle-free portable tanks to odor-controlling treatments, find the perfect solution to keep your adventures clean and worry-free. Dive in to transform your RV waste management experience today!

1. Camco Rhino 21-Gallon RV Portable Waste Tank – Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole – Includes Removable Steel Tow Adapter, 3’ Sewer Hose & More RV Accessories (39002)

Camco Rhino 21-Gallon RV Portable Waste Tank - Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole - Includes Removable Steel Tow Adapter, 3’ Sewer Hose & More RV Accessories (39002)

Say goodbye to RV waste disposal woes! The Camco Rhino 21-Gallon RV Portable Waste Tank makes emptying your RV tanks a breeze. It’s your hassle-free solution for when the dump station is out of reach.

This tank features large, heavy-duty no-flat wheels for easy rolling over any ground. Plus, its low drain hole ensures a complete empty every time.

It also comes with a removable steel tow adapter and a 3-foot sewer hose, making transport and connection super simple. This durable, USA-made tank is built to last.

Pros Cons
  • Effortless waste disposal with no-flat wheels and oversized handle.
  • Durable UV-stabilized HDPE, leak-proof, and sun-resistant.
  • Complete kit includes sewer hose, tow adapter, and storage caps.
  • Easy cleaning with smooth interior and integrated tank rinser.
  • Compact storage with ladder hook and compressible sewer hose.
  • Heavy at 34.5 lbs, making it tough to lift and move.
  • Large size may take up valuable storage space in your RV.
  • Complex setup with multiple parts to assemble and store.

Perfect For:

This Camco Rhino 21-Gallon RV Portable Waste Tank is perfect for RV owners who want hassle-free waste disposal. It’s ideal for camping trips where dump stations are far away and your RV sewer hose won’t reach.

Ready to Purchase?

2. Venustank 39 Gallon RV Portable Waste Tank 2 Wheel Tote Tank

Venustank 39 Gallon RV Portable Waste Tank 2 Wheel Tote Tank

Meet the Venustank 39 Gallon RV Portable Waste Tank. It’s your ready-to-use kit for managing RV waste. This tank makes transporting waste easy, even when you’re far from a dump station.

This tote tank is designed for easy steering and transport. Its large back wheels and 22-inch tow bar let you roll it like a suitcase or tow it.

Cleaning is a breeze with this tank. Gate valves help with emptying, and the smooth interior makes cleaning simple. It even has a ladder hook for storage!

Pros Cons
  • Ready-to-use kit for hassle-free RV waste management.
  • Smooth transport with large wheels and flexible tow bar.
  • Easy cleaning with integrated rinser and smooth interior.
  • Durable HDPE construction, leak-free and sun-resistant.
  • Heavy at 69 lbs, making it tough to move when full.
  • Some assembly needed, which might be tricky for beginners.
  • Large size takes up significant storage space in small RVs.

Perfect For:

The Venustank 39 Gallon RV Portable Waste Tank is perfect for RV and trailer owners who need a reliable and easy way to handle waste. Whether you’re parked far from a dump station or need a convenient solution for cleaning and storage, this ready-to-use kit has everything you need.

Ready to Purchase?

3. RecPro RV 36 Gallon Portable Waste Tank (Blue) | Tote & Dump | Airless, No-Flat Tires | Capacity Indicator | Gloves Included (36 Gallon Portable Waste Tank)

RecPro RV 36 Gallon Portable Waste Tank (Blue) | Tote & Dump | Airless, No-Flat Tires | Capacity Indicator | Gloves Included (36 Gallon Portable Waste Tank)

Camp with confidence with the RecPro RV 36 Gallon Portable Waste Tank. This generous tank holds 36 gallons of waste, meaning fewer trips to the dump station. Enjoy more time relaxing and less time dealing with waste.

Crafted from tough polypropylene, this tank is built to endure. Its bright blue color stands out, and large ports make emptying a breeze. Setup is a snap, so you can start your adventure right away.

Forget flat tires with its all-terrain, no-flat tires. This tank is ready for any adventure!

Pros Cons
  • Holds 36 gallons, fewer trips to the dump station.
  • Heavy-duty build, lasts long, handles tough terrains.
  • Large ports, easy emptying, no messy spills.
  • Flat-free tires, smooth rolling on any ground.
  • Heavy to move when full, needs two people.
  • No built-in wheels lock, may roll on slopes.
  • Bright blue color may not suit all RV styles.

Perfect For:

This 36-gallon portable waste tank is perfect for campers, RV owners, and trailer users who want hassle-free trips. It’s easy to use, durable, and ready to go, so you can spend less time emptying waste and more time enjoying the outdoors.

Ready to Purchase?

4. Camco TST MAX RV Toilet Treatment Drop-INs – Control Unwanted Odors & Break Down Waste and Tissue – Safe Septic Tank Treatment – Orange Scent, 30-Pack (41183)

Camco TST MAX RV Toilet Treatment Drop-INs - Control Unwanted Odors & Break Down Waste and Tissue - Safe Septic Tank Treatment - Orange Scent, 30-Pack (41183)

Camco TST MAX RV Toilet Treatment Drop-INs keep your RV toilet fresh and clean. They control odors and break down waste fast. Each pack includes 30 Drop-INs for long-lasting use.

These orange-scented treatments are safe for septic tanks. They work in up to 40-gallon tanks and last up to 7 days.

Perfect for camping, boating, or RV trips. Made in the USA and trusted by RVers and boaters.

Pros Cons
  • Stops odors for up to 7 days with one drop.
  • Breaks down waste and prevents clogs in RV tanks.
  • Safe for septic systems and made in the USA.
  • Refreshing orange scent keeps your RV smelling great.
  • Strong scent may be too overpowering for some users.
  • Price could be higher compared to similar products.
  • Single-use Drop-INs create more plastic waste.

Perfect For:

Camco TST MAX RV Toilet Treatment Drop-INs are perfect for RV owners, boaters, and campers who want to keep their toilets fresh and odor-free. Whether you’re full-time RVing, boating, or camping, these easy-to-use Drop-INs ensure a pleasant experience with their powerful odor control and waste breakdown abilities.

Ready to Purchase?

5. TonGass 3-Inch RV Waste Valve Body with Handle, Durable RV Sewer Valve Replacement for Campers, Trailers, and Motorhomes, Mess-Free Water Valves, Heavy-Duty Camper Sewer Pipe Fitting – Black

TonGass 3-Inch RV Waste Valve Body with Handle, Durable RV Sewer Valve Replacement for Campers, Trailers, and Motorhomes, Mess-Free Water Valves, Heavy-Duty Camper Sewer Pipe Fitting - Black

The TonGass 3-Inch RV Waste Valve Body is a reliable replacement for your RV sewer system. It ensures a mess-free connection for your black or grey water tank.

This valve fits standard 3-inch pipes and works with most RV setups. It’s made of heavy-duty ABS plastic for long-lasting use. The quick installation saves you time and effort.

The kit includes all necessary parts for a leak-proof connection. It’s perfect for campers, trailers, and motorhomes. Enjoy a cleaner waste management system with ease.

Pros Cons
  • Reliable and mess-free RV sewer valve replacement for easy upgrades.
  • Universal fit for campers, trailers, and motorhomes—no hassle.
  • Heavy-duty ABS ensures durability and leak-proof performance.
  • Quick installation with a complete kit—no professional help needed.
  • No tools included, so you’ll need your own for installation.
  • Plastic material may not withstand extreme temperatures or rough use.
  • Handle could feel less sturdy compared to metal alternatives.

Perfect For:

This RV waste valve is perfect for campers, trailer owners, and motorhome enthusiasts who need a reliable and mess-free sewer connection. It’s easy to install and built to last, making it ideal for anyone looking to upgrade their RV waste system.

Ready to Purchase?

6. classAcustoms WT-3161 3″ Hub Black Water RV Waste Holding Tank 31 Gallon Concession and Camper Waste Black Gray Tank

classAcustoms WT-3161 3

Meet the classAcustoms WT-3161! This is a 31-gallon RV waste water holding tank. It’s made in the USA and perfect for your camper or concession.

This tank is for waste or gray water only, not for drinking. You’ll need to add your own inlet, vent, and dump valve.

Pros Cons
  • 31-gallon capacity for longer trips without frequent emptying.
  • Made in the USA with durable MDPE resin for reliability.
  • Easy installation with pre-installed 3″ ABS outlet.
  • Versatile use in RV’s, campers, and tiny houses.
  • No fittings or hardware included, so you’ll need to buy extra parts.
  • Outlet can’t be moved, limiting installation options for your setup.
  • Not for fresh water, strictly for waste or gray water only.

Perfect For:

This 31-gallon waste tank is perfect for RV, camper, trailer, motorhome, or tiny house owners who need a reliable black or gray water solution. It’s easy to install and made in the USA for durable, long-lasting use.

Ready to Purchase?

7. classAcustoms 28 Gallon RV Waste Black Water Holding Tank WT-2800

classAcustoms 28 Gallon RV Waste Black Water Holding Tank WT-2800

The classAcustoms 28 Gallon RV Waste Black Water Holding Tank is made in the USA. It’s built with Medium Density Polyethylene (MDPE) Resin. Use it for waste or gray water only, not fresh water.

This tank has a 3” ABS Female Pipe outlet. Do not over-tighten fittings to avoid damage. You’ll need to add piping and a dump valve (not included).

The inlet and vent must be installed by you. Hardware is not included. Always vent the tank and do not pressurize it.

Pros Cons
  • Made in USA with durable MDPE resin for long-lasting use.
  • 28-gallon capacity handles waste efficiently in RV or tiny homes.
  • Pre-installed 3” ABS outlet for easy setup and quick dumping.
  • Customizable inlet and vent placement for flexible installation.
  • No inlet, vent, or hardware included—you must buy and install these separately.
  • Dump valve and piping not included, adding extra costs and setup time.
  • Fixed outlet position limits customization and installation flexibility.

Perfect For:

This 28-gallon RV waste tank is perfect for RV, camper, trailer, motorhome, and tiny house owners who need a reliable black water holding solution. It’s made in the USA and easy to install, but remember, it’s only for waste water.

Ready to Purchase?

8. Ameri-Kart 30 Gallon RV Black Water Tank, Leak-Proof RV Water Storage Tank for Toilets in Campers, Trailers, Motorhomes, and RVs, Side Discharge, 60″ x 24″ x 8″ (HT-140)

Ameri-Kart 30 Gallon RV Black Water Tank, Leak-Proof RV Water Storage Tank for Toilets in Campers, Trailers, Motorhomes, and RVs, Side Discharge, 60

The Ameri-Kart 30 Gallon RV Black Water Tank is made in the USA. It’s leak-proof and perfect for RVs, campers, and trailers.

This tank is easy to install. It has a 3-inch discharge outlet and high, medium, low sensors. You can drill holes for inlets and vents yourself.

The tank is built to last. It’s weather-resistant and impact-resistant. QAI Laboratories certified and IAPMO standards ensure quality.

Pros Cons
  • Leak-proof design ensures mess-free RV adventures.
  • Easy installation with customizable inlets and vents.
  • Durable, weather-resistant plastic built to last.
  • Made in USA with OEM quality standards.
  • No fittings or hardware included, so you’ll need to buy extra parts.
  • Not pre-drilled, requires DIY for inlets and vents.
  • Can’t pressurize, must be vented during use to avoid issues.

Perfect For:

This 30-gallon RV black water tank is perfect for RV owners who need a reliable, leak-proof solution for waste storage. It’s ideal for campers, trailers, motorhomes, and tiny houses, offering durable, easy-to-install performance for long-lasting use.

Ready to Purchase?

9. Unique RV Digest-It Ultra RV Toilet Treatment, 32 Uses, Super Concentrated – Eliminates Odor and Liquifies Waste, Easy-Measure Extra-Strength Preventive Bio-Enzymatic Holding Tank Treatment (32 oz)

Unique RV Digest-It Ultra RV Toilet Treatment, 32 Uses, Super Concentrated - Eliminates Odor and Liquifies Waste, Easy-Measure Extra-Strength Preventive Bio-Enzymatic Holding Tank Treatment (32 oz)

Say goodbye to RV holding tank woes with Unique RV Digest-It Ultra! This super concentrated treatment tackles odors and liquifies waste before problems like clogs and sensor issues can even start. Keep your RV toilet and holding tank in top shape, trip after trip.

Experience powerful bio-enzymatic action that works fast as both a waste liquifier and a toilet deodorizer. It’s designed to reduce sludge and boost your RV septic tank’s performance, ensuring a cleaner, fresher experience on all your adventures.

This bottle gives you 32 treatments. It’s easy to measure. Enjoy worry-free RVing.

Pros Cons
  • Prevents tank problems with powerful bio-enzymatic action.
  • Liquifies waste fast, controls odors, reduces sludge.
  • Super concentrated: 32 treatments in one bottle.
  • Easy-to-measure liquid for hassle-free RV toilet care.
  • Unique Cares program offers expert RV tech support.
  • Price may be higher than basic RV toilet treatments.
  • Liquid form requires careful pouring to avoid spills.
  • Bio-enzymatic formula may need time to show full results.

Perfect For:

This RV toilet treatment is perfect for RV owners who want to keep their tanks clean and odor-free. It’s easy to use and prevents problems before they start.

Ready to Purchase?

10. classAcustoms WT-1653 3″ Black Water RV Waste Holding Tank 16 Gallon Concession and Camper Waste Black Gray Tank

classAcustoms WT-1653 3

The classAcustoms WT-1653 is a 16-gallon black water tank made for RV waste. It’s built in the USA using durable MDPE resin.

This tank has a 3-inch ABS female outlet that cannot be moved. It’s only for waste or gray water, not for fresh or drinking water.

You’ll need to add your own inlet, vent, and fittings. The tank must be vented to work safely. Photos show exact dimensions for easy planning.

Pros Cons
  • 16-gallon capacity for longer trips without frequent emptying.
  • Made in the USA with durable MDPE resin for reliability.
  • Easy installation with pre-installed 3″ ABS outlet.
  • Versatile use in RV’s, campers, and tiny houses.
  • No fittings or hardware included, so you’ll need to buy extra parts.
  • Outlet can’t be moved, limiting installation options for your setup.
  • Not for fresh water, strictly for waste, so use carefully.

Perfect For:

This 16-gallon RV waste tank is perfect for RV, camper, trailer, motorhome, and tiny house owners who need a reliable black or gray water solution. It’s made in the USA and easy to install, but remember: you’ll need to add your own inlet, vent, and fittings.

Ready to Purchase?

Buying Guide

Motorhome waste tanks make RV trips easier. They help you dispose of waste without stress. Choose the right one to enjoy your adventure more.

Factors to Consider When Buying a Motorhome Waste Tank:
Capacity: Pick a size that fits your needs. Larger tanks mean fewer trips to the dump station. Smaller tanks are easier to handle.
Durability: Look for tough materials like polypropylene or MDPE resin. They last longer and handle rough use.
Portability: Check for wheels and handles. These make moving the tank easier, especially over uneven ground.
Ease of Use: Features like large ports, gate valves, and smooth interiors make emptying and cleaning simpler.
Accessories: Some tanks come with sewer hoses, tow adapters, or gloves. These extras save you time and money.
Compatibility: Ensure the tank fits your RV’s inlet, vent, and dump valve systems. Check measurements before buying.
Odor Control: Pair your tank with toilet treatments to keep smells away. Look for bio-enzymatic options for better results.
Price: Balance cost with features. A higher price often means better quality and more accessories.

With these tips, you’ll find the perfect motorhome waste tank for your next trip. Happy travels!