As an Amazon Associate I earn from qualifying purchases.

1. Unique

#ad

Unique Sensor Cleaner Liquid for RV and Boat Black Water Holding Tanks 32 oz. 41J-1

#ad
Unique #ad - Normally works in 12-72 hours. One bottle contains more active ingredients than any other leading sensor cleaner. Won’t damage septic systems.

Proudly made in the USA. Digests solid waste, toilet paper, and residual sludge. Cleans & restores black tank sensors in rv and boat holding tanks. Stronger & more powerful. Powered by the most effective strains of microbes and enzymes available.
More information #ad
Safe for people, pets, and the environment. Works on old & new problems. Reverses years of waste accumulation. Safe & effective. No driving necessary. Breaks down & dissolves waste that is clinging to your sensor probes, allowing them to function properly again.
BrandUnique #ad
ManufacturerUnique Manufacturing & Marketing #ad
Height9 Inches
Length3.15 Inches
Width3.15 Inches
Part Number41J-1
Model41J-1
More information #ad

2. Unique

#ad

41H-1, Unique Tank Cleaner Liquid for RV and Boat Black Holding Tanks 32 oz., Breaks Through Pyramid Plugs, Unclogs Holding Tanks

#ad
Unique #ad - Safe for septic systems, people, pets, and the environment. Can be used for routine maintenance and deep cleaning. Unclogs black tanks in rvs and boats.

Proudly made in the USA. Solves old & new problems. Strongest & most effective cleaner available today. No driving necessary. Breaks down solid waste, poop, including toilet paper, and residual sludge - no matter how old it is.
More information #ad
Contains higher concentrations of bacteria and stronger enzymes than all leading tank cleaners. Unclogs all types of clogs including pyramid plugs, compacted waste inside black tanks, and blocked plumbing lines. Typically unclogs tanks in 12-72 hours. Powered by the most advanced blend of bacteria and enzymes available.
BrandUnique #ad
ManufacturerUnique Natural Products #ad
Height9 Inches
Length3.15 Inches
Width3.15 Inches
Part Number41H-1
Model41H-1
More information #ad

3. K&N

#ad

K&N Oxygen Sensor ENGINEERING Air Filter; Unique; H-1 in.; L-12.938 in.; W-9.5 in.;

#ad
K&N #ad - Made from cotton/screen Wires; Keeps Dirt On Outside. Reusable/washable; Double Air Flow. Adds up to 15 Extra Horsepower. Biodegradable Cleaning Product. Additional filtering Barrier; Long Lasting Performance.
More information #ad
BrandK&N #ad
ManufacturerK&N #ad
Height2 Inches
Length11.13 Inches
Width17.88 Inches
Part Number33-2731
More information #ad

4. CARAVAN

#ad

Probiotic microbe enzyme formula, eco-friendly, RV & marine, black tanks, clear toilet and tank clogs, microbial-based plumbing solution, Caravan RV Sensor and Tank CLEANER, Fix sensors

#ad
CARAVAN #ad - Agitation travel, while not required will increase cleaning success. Most tanks clear overnight, but older or poorly maintained tanks with heavy buildup will take longer.

Fast: micro-organisms will immediately begin multiplying, completely eliminating sewer odor, sludge, blockages, as microbes reproduce they create enzymes. Ok to travel and use toilet while soaking.
More information #ad
Convenient: simply shake, rinsing and longer soak period, pour, flush and let soak. Powerful: 95% successful clearing stuck tank gauges and clogs. Enzymes break down more complex molecules into something microbes can eat, human waste and all brands of household toilet paper. Safe for people, septic tank, pets, waterways, environment.
BrandCARAVAN #ad
ManufacturerCaravan #ad
Height5 Inches
Length7.5 Inches
Width2 Inches
Part NumberCAR131
More information #ad

5. Unique

#ad

Liquid Toilet Treatment 16 Treatments, 32 oz., Unique RV Digest-It Holding Tank Treatment, 413-az

#ad
Unique #ad - Safe for your family and pets. Breaks down solid waste inside tanks. Extra strength microbe / enzyme formula eliminates odors at their source without covering them with overpowering perfumes.

No toxic chemicals. Cleans and removes solid waste and paper that clings to sensor probes, preventing misreads. Digests residual sludge from years of build-up. Proudly made in the USA.
More information #ad
The strongest, all-around treatment. Eliminates toilet & tank odors without masking. Works in black and gray tanks. Safe and beneficial for septic systems at home or at campgrounds.

No worries! Helps prevent sensor malfunction. Breaks down waste and eliminates odors in RV holding tanks. Contains no formaldehyde or bronopol. No overpowering fragrances. Complies with all state dumping laws. Safe & effective. Liquifies human waste and all brands of toilet paper. Proprietary formula contains billions of active enzymes and microbes per treatment.
BrandUnique #ad
ManufacturerUnique Manufacturing & Marketing #ad
Height9 Inches
Length3.15 Inches
Width3.15 Inches
Part Number413-az
Model413-az
More information #ad

6. Unique Camping & Marine

#ad

Removes Stains and Odors in All RV Toilet Bowls, Unique RV Toilet Bowl Cleaner and Holding Tank Enhancer Liquid 24 Ounce., 41F-1

#ad
Unique Camping & Marine #ad - Helps lubricate toilet seals. No overpowering fragrances. Powerful & effective. No harsh chemicals. Complies with all state dumping laws. Most popular rv toilet cleaner in the usa.

Promotes waste breakdown in home and campground septic systems. Used by more RVers than any other toilet cleaner. Boosts odor elimination and waste digestion inside holding tank.
More information #ad
No toxic chemicals. Cleans your toilet bowl without killing the beneficial bacteria in your tank. Won’t damage seals or valves. Thick formula clings to your toilet bowl while billions of active bacteria and enzymes target tough stains and odors.

Specifically designed for rv and marine toilets. Contains no bleach or caustic chemicals, so your family and pets stay safe. Removes tough stains, toilet bowl rings and urine smells from plastic and porcelain toilet bowls. No worries! Proudly made in the USA. Cleans rv toilet bowls.
BrandUnique Camping & Marine #ad
ManufacturerUnique Manufacturing & Marketing #ad
Height9.25 Inches
Length3 Inches
Width3 Inches
Part Number41F-1az
Model4348479204
More information #ad

7. Unique

#ad

32 oz., 441-1, Unique Marine Digest-It Boat Black Water Holding Tank Deodorizer 16 Liquid Toilet Treatments

#ad
Unique #ad - Digests solid waste inside tanks. Liquifies sewage, gray and galley tanks for easier, all brands of toilet paper and residual sludge from years of build-up in black, more thorough pump outs.

Helps prevent sensor malfunction. Eliminates foul tank odors at their source without masking with overpowering fragrances. Get maximum results from a treatment that is safe for your family and the earth.
More information #ad
Powerful enzymes and bacteria work to eradicate odors safely and naturally. No overpowering fragrances. Dissolves paper and solid waste that can cling to tank sensors and level gauges, preventing misreads.

Works in salt water systems! Safe & effective formula. Strongest all-around treatment. No worries! Contains no formaldehyde. No toxic chemicals. Proudly made in the USA. Proprietary formula contains billions of enzymes and bacteria in each treatment. Breaks down waste and eliminates odors in holding tanks.
BrandUnique #ad
ManufacturerUnique Manufacturing- Home #ad
Height9 Inches
Length3.15 Inches
Width3.15 Inches
Part Number441-1
Model441-1
More information #ad

8. Unique

#ad

41G-4, Unique RV Digest-It Holding Tank Treatment, Drop in Pods Toilet Treatment 20 Treatments

#ad
Unique #ad - Safe for your family & beneficial for septic systems at home or at campgrounds. No worries! Digests residual sludge from years of build-up. Extra strength microbe / enzyme formula eliminates odors at their source without covering them with overpowering perfumes.

No toxic chemicals. Cleans & removes solid waste & paper that clings to sensor probes, preventing misreads. Contains no formaldehyde or bronopol. Safe & effective. Safe & pets.
More information #ad
Proprietary formula contains billions of active enzymes & microbes per treatment. The strongest, all-around treatment. Works in black & gray tanks. Dissolves completely inside tanks--no partially dissolved pods to get stuck. Liquifies human waste & all brands of toilet paper. Breaks down solid waste inside tanks. No overpowering fragrances. Proudly made in the USA. Advanced pod technology. Complies with all state dumping laws.
BrandUnique #ad
ManufacturerUnique Manufacturing & Marketing #ad
Height6.5 Inches
Length3.8 Inches
Width3.8 Inches
Part Number41G-4
Model41G-4
WarrantySatisfaction Guaranteed
More information #ad

9. Thetford

#ad

White Pack of 4, Thetford 96527 Blaster Holding Tank Cleaner Pouches, 1.6 oz

#ad
Thetford #ad - Cleans overnight - then just dump and go. Active enzymatic blend blasts crud and attacks tissue, waste, and grease. Formulated safe for RV/Marine tanks, plumbing, seals and surfaces.
More information #ad
Micro-foam action improves surface contact to vertical tank walls. The first 2-in-1 tank cleaner specifically formulated for black/gray water and portable tanks.
BrandThetford #ad
ManufacturerThetford Corp #ad
Height1 Inches
Length8.5 Inches
Width7.5 Inches
Part Number96527
Model96527
More information #ad

10. Unique

#ad

413-1-az, Liquid Toilet Treatment 48 Treatments, Three-Pack of quarts, Unique RV Digest-It Holding Tank Treatment

#ad
Unique #ad - Safe and beneficial for septic systems at home or at campgrounds. Safe & effective. Works in black and gray tanks. Safe for your family and pets. Breaks down waste and eliminates odors in RV holding tanks.

Helps prevent sensor malfunction. No toxic chemicals. Proprietary formula contains billions of active enzymes and microbes per treatment. Breaks down solid waste inside tanks.
More information #ad
Extra strength microbe / enzyme formula eliminates odors at their source without covering them with overpowering perfumes. Complies with all state dumping laws. The strongest, all-around treatment.

Eliminates toilet & tank odors without masking. Proudly made in the USA. No overpowering fragrances. Liquifies human waste and all brands of toilet paper. No worries! Contains no formaldehyde or bronopol. Cleans and removes solid waste and paper that clings to sensor probes, preventing misreads. Digests residual sludge from years of build-up.
BrandUnique #ad
ManufacturerUnique Manufacturing & Marketing #ad
Height9 Inches
Length9.5 Inches
Width3 Inches
Part Number413-1-az
More information #ad