The 9 Best greywater treatments (2023 reviews)

The happy campers happy camper holding tank treatment is capable of outshining several other treatment featured in this list in overall features. It is best for boat holding tanks. It takes care of breaking down solids and prevents odors from coming up through the toilet bowl. It can't freeze or evaporate during storage or spill when you are driving. It also can be used safely in your grey water tanks too. It's a powder, so it's easy to manage and carry.

There is no chemical toilet smell. It is easy to use, with a small footprint for storage.

Why We Like This:

Better breakdown of paper and poop and less odor
Plain and simple it works great
Eliminates odor while easy to use
Works with no fuss or mess

Best For Rv Tank: Happy campers greywater Treatment

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Next on the list, we've got yet another treatment that manages to win our hearts. It's the happy campers greywater treatment and it's widely considered as one of the best convenient treatment you can buy. It is the most effective odor neutralizer, it is also one of the most cost effective products on the market. It is a white powder and leaves no bright residue. It works well even in hot temperatures. This product works very well with little or no smell. It is cheaper than the liquids or packets that you throw in.

This has to be dissolved before using, warm water works the best. It also works great in the grey tank. It is easy to use, easy to store, and works well.

Why We Like This:

Great alternative to cover up scents
An organic product that does what it says, neutralizes odors
Waste or chemical smell, even after a week
Works great and definitely helps eliminate odors

Best For motorhome: Walex greywater Treatment

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Not everyone likes to purchase treatment for their daily purpose, but the walex greywater treatment would be an anomoly. Grease & grime can accumulate in your rv's grey holding tank from cooking, showering, and washing your hands. Elemonate's enzyme-based formula not only breaks down organic sludge in your rv's grey holding tank, it also gives off a fresh, lemon fragrance. It is easy to use, and it works well in gray tanks. It is a little tablet you put down the kitchen sink in your camper to keep odors in the grey tank from getting out of hand.

The smell of the drains is very pleasant and long lasting. It is used to get a smell well driving. This is a must have for campers.

Why We Like This:

Smells really good and stops odors from grey water tank
Keeps gray water tanks smelling fresh
Works great, no odor even in hot temperatures
Works great for the grey water tanks

Best With Formaldehyde: Tford greywater Treatment

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If you want nothing less than best desirable treatment, then tford greywater treatment is the one you should definitely consider. Tank blaster's special formula makes it safe for waste plumbing, seals, and surfaces. It comes with 4 tear open pouches enough to treat 4 tanks. Each bag has 4 pre-measured applications that will treat up to 40 gallons each. The cleaner works overnight, cleaning black and grey water holding tanks, as well as portable waste totes. This will clean the tank and eliminate the larvae.

The special additives allow tank blaster to tackle hard water deposits on the sensors, restoring normal operation. It can and it is better to drive with it in the tank before draining.

Why We Like This:

Best to have any black matter out and just filled with water per instructions
Excellent for deep cleaning of black water holding tanks
Smells great and took care of the odor even after cleaning the tank

Best For Rv Toilet: Microbelift greywater Treatment

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Not everyone likes to purchase treatment for their regular usage, but the microbelift greywater treatment would be an anomoly. If you have a septic system get this starter product to get your colony going. It takes care of your septic system. It provides an energy source for the particles, which oxidizes hydrogen sulfide. It can be used in houses that get washed into septic tanks. It has all natural ingredients plus is safe for people, animals, and plant life.

The ability to put active anaerobic and aerobic bacteria in one's holding tank to prevent grease/oil buildup and odor is a plus. The lift septic system treatment will produce a slight odor when first applying due to the hydrogen sulfide which is naturally produced by the sulfate reducing particles in the product. It is black color, and smells like rotten eggs.

Why We Like This:

Delivers what they promise
Good investment for long term

Best For amount Of treatments too: The Thank Tank greywater Treatment

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The the thank tank greywater treatment might be a relatively new release, but it's still nothing short of impressive this year. Whether you’re looking for an rv black tank treatment or grey water tank treatment, this powerful powder helps clean your tank and prevent unwanted sensor buildup. It’s great in both black and gray tank and usa made. It’s easy to use and smells amazing. The value is great for the amount of treatments too.

This product is unscented and perfume free. It's eliminates the odor, and is environmentally friendly.

Why We Like This:

Maintaining your holding tank is easy
Good brand reputation

Best For Black Water Holding Tanks: Unique greywater Treatment

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We would, of course, be remiss if we didn't mention unique greywater treatment for regular usage. This Unique Restore-It RV sensor cleaner is a good thing to have if your sensors in your black tank is not reading properly. This sensor cleaner is made to be used when the black tank sensors aren't reporting correctly. This solution requires you to drain, rinse, then FILL your blank tank completely, then add 1/2 the bottle. This is a simple to use sensor cleaning liquid for your black water tank. The instructions are very clear and easy to follow. This sensor cleaner is made to be used when the black tank sensors are not reporting correctly.

Why We Like This:

Helps remove last bit of film in black tank
Cleans and restores misreading camper black tank sensor
One of the new comers and featured product

Best For Boat: Black Diamond Stoneworks greywater Treatment

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If you often find yourself scrambling for convenient and suitable treatment, black diamond stoneworks greywater treatment is your end point. It’s the easiest way to keep your camper, boat, rv porta-potty bathroom and black water tank smelling clean and fresh. It does not contain the toxic, formaldehyde releasing ingredient bronopol concentrated to save you money.

Why We Like This:

Aggressively destroys odors rather than simply masking them
Bio based, hypoallergenic, safe around kids, and pets, formulated without harsh chemicals and abrasives
Safe for you, plumbing and septic systems

Best In softness: Tank techs RX totally Green totally Clean greywater Treatment

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate treatment. The tank techs rx totally green totally clean greywater treatment is exactly that - it's a simple treatment that hits all the right notes. TankTechsrx probiotic rv tank treatment is an all natural biological sludge consumer that multiplies, continuing to reduce odor and sludge for the lifecycle of each tank treatment. It is great for when it's a hassle to rinse your black tank. The ice knocks loose any dried debris inside the holding tank. It stops it from smelling at all.

This product takes care of smelly black and gray tanks. It has no formaldehyde or other weird chemicals. It is great in the gray tank too. They also make a big bottle for putting into your septic system at home.

Why We Like This:

Keeps tank and lines flowing free and easy
Good investment for long term