The 7 Best Water Tank Treatment tablets (2023 reviews)

We consider a water tank treatment tablet to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Happy campers Happy Camper Holding Tank Treatment READ REVIEW

Best For van: Buy: Happy campers Water Tank Treatment tablet READ REVIEW

Best For porta potty: Buy: Camco Water Tank Treatment tablet READ REVIEW

Best For Camper Toilet: Buy: Waste Tank Formula Water Tank Treatment tablet READ REVIEW

Best For Boat Toilet: Buy: Enzytabs Water Tank Treatment tablet READ REVIEW

Best With double doodie bags: Buy: Walex Great Product READ REVIEW

Best value For money: Buy: Walex Water Tank Treatment tablet READ REVIEW

Best Overall: Happy campers Happy Camper Holding Tank Treatment

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If you want nothing short of the optimal tablet for your regular usage, this happy campers happy camper holding tank treatment is certainly a wise investment. The Happy Campers natural holding tank treatment is designed to work in extreme climates and last longer than any competitive RV holding tank deodorizing product on the market. Not only does it eliminate odors and nullify solid waste, it also helps to clean any sludge or buildup on the inside of the tanks and plumbing system. It is made up of a completely safe blend of concentrated natural minerals and micro nutrients that are good for septic tanks. It really does take away the odors.

There is several days of waste in the black tank too, yet not a single or even when giving it the close up sniff test. It is very efficient in high temperatures and keeps the odor down. Reduces Maintenance Costs The Happy Campers natural holding tank treatment is designed to work in extreme climates and last longer than any competitive RV holding tank deodorizing product on the market.

• Work to clean out black water tank and valve leaking
• Overpowering perfumes like the tablet type
• Easy to use and no "bathroom" odors in the rv after flushing
• Definitely eliminates any door from the black water holding tank

Best For van: Happy campers Water Tank Treatment tablet

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If you often find yourself scrambling for convenient and suitable tablet, happy campers water tank treatment tablet is your end point. This stuff is great, no door at all. It will harden even in standing water. It works really well, no or ever. It's easy to use, easy to store, and works well. It is good in 1/2 gal jug and dump down the cassett toilet before use. It keeps odors gone. This has made for a happy camper indeed. It's good in 1/2 gal jug and dump down the cassett toilet before use.

• An organic product that does what it says, neutralizes odors
• Works well no smells, from black tank
• Works great and definitely helps eliminate odors

Best For porta potty: Camco Water Tank Treatment tablet

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If you often find yourself scrambling for appropriate and satisfactory tablet, camco water tank treatment tablet should be your first option for buying. TST products are designed to be used in a holding tank with liquids. You can use this in a porta potty, you just have to only use a small amount since the pods are for a whole blackwater tank. They also smell nice when you first put them in. You can also drop it into an open toilet to go directly into the tank and then run some water from the toilet.

These work as stated, keeping the black water tank not so smelly for a week. This is specifically for use in RV or marine holding tanks. It can be used in any non draining tank or holding pit.

• Excellent and quick for rv trailer black water tank
• Works great in the tank and smells good
• Works great, no real smell, great for black water holding tank

Best For Camper Toilet: Waste Tank Formula Water Tank Treatment tablet

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Next on the list, we've got yet another tablet that manages to win our hearts. It's the waste tank formula water tank treatment tablet and it's widely considered as one of the best convenient tablet you can buy. These toilet tablets are so easy to use. It offers a unique enzyme blend that breaks down waste and reduces septic tank odors. It contains 9 billion powerhouses that begin to multiply, produce enzymes, and digest waste in as little as one hour. The best part is, they are natural, and not full of nasty chemicals.

This product contains a proprietary blend of bio-enzymes which are completely natural and beneficial for breaking down waste. It really cleans sensors. It does smell so much better. It reduces toilet and drain odors by digesting solids and releasing odor neutralizing enzymes.

• Bio-enzymatic blend to digest septic waste
• Comes with 25 tablets which should last for atleast 6 months
• Small size and easy to use

Best For Boat Toilet: Enzytabs Water Tank Treatment tablet

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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 tablet. The enzytabs water tank treatment tablet is exactly that - it's a simple tablet that hits all the right notes. This is probably the least desirable aspect of rving whether you are full-time or you take your camper out for a weekend occasionally. It is used to break down human waste, not clean water tanks. It instructs you to place it in the toilet bowl and allow it to fully dissolve before dumping it to work its magic in your black or grey tank.

These are individually wrapped and take about 1/2 the space of pods or liquid treatment. It's eco-friendly and doesn't contain any harsh chemicals. It's very simple to use. There is no minimum tank sizing.

• Fresh water tank use 1-3 drops bleach per 100 gal
• Reduces odors and breaks down solids
• Treats holding tanks up to 40 gallons

Best With double doodie bags: Walex Great Product

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The walex great product is the best convenient tablet on the market today. This RV black water holding tank chemical may be the best non-formaldehyde product on the weather. It will eliminate odors better than any other. It does not cover up the pot before it releases. It will keep it fresh and free from hard water stains. This works 100%, absolutely no odor ever. It definitely helps the smell works great and will buy more.

• Effective and easy to use product for travel trailer
• Kills odor and very easy to use
• Great odor control for portable toilet
• Gets rid of odors and helps break down matter

Best value For money: Walex Water Tank Treatment tablet

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Best part: walex water tank treatment tablet costs reasonable and it is available to ship in 24 hours. This is a must have for campers. 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. It is used to start getting odor after a week or so in warm weather. It dissolves quickly in the sink with no messy clean up.

These are deodorizing tablets for the gray tank on camper, travel trailers and RV's. The tablet quickly dissolves and releases a fresh lemon scent. It is easy to use and helps keep your grey water tank clean and odor free.

• Buildup on the sensors and the lemon fragrance is delightful
• Smells nice and fresh and bubbles up and cleans well to
• Smells really good and stops odors from grey water tank
• Easy to use, quick to dissolve, and fast-acting