10 Best rv septic tank cleaners of 2025

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Best Choice

1

Camco

Camco Camper/RV Holding Tank Swivel Stik Rinser - Features Powerful Rotary Cleaning Action & 34-Inches of Flexible Reach - Easy-to-Use RV Black Tank Cleaner (40074)

39% Off
9.8

Exceptional

Our Rating
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Value for Money

2

Liquified RV Toilet Treatment
Liquified RV Toilet Treatment - Black Holding Tank Digester - Odor Eliminator - Orange Scent - Matts RV Reviews (Orange, 32oz)
Main highlights

Efficient Waste Breakdown
Liquifies solid waste and toilet paper for easy dumping, preventing clogs and reducing odors.

Ideal for RV Use
Perfect for RV black and gray tanks, performs well in various climates.

Eco-Friendly Formula
Biodegradable and safe for all septic systems, praised by customers for environmental safety.
Key specs
- Formulation:Enzyme-based
- Dimensions:9.29 x 5.31 x 2.32 inches
- Odor Control:Orange scent
- Waste Breakdown:Enzyme-based solution
- Biodegradable:100 Biodegradable
9.6

Exceptional

Our Rating

9.7
Simple to use

9.5
Odor elimination

9.3
worth the money
3

Camco
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)

32% Off
Main highlights

Odor Control & Waste Breakdown
Camco TST MAX Drop-INs effectively eliminate odors and break down waste in RV black tanks for up to 7 days.

Versatile Use
Ideal for RVs, boats, and portable camping toilets, making it a must-have for campers and travelers.

Customer Praise for Performance
Praised for reducing odors and breaking down waste efficiently, enhancing RVing experiences.
9.5

Excellent

Our Rating

9.3
Odor elimination

9.1
Simple to use

8.4
worth the money
4

Unique
Unique Clean-It RV Black Tank Deep Cleaner Liquid - Effectively Resets Dirty RV Black Tanks - Eliminates Odors and Waste (32 oz)
Main highlights

Powerful Enzyme Formula
Clean-It uses enzymes and probiotics to break down waste effectively, preventing odors and clogs without damaging seals or valves.

Ideal for RV and Boats
Perfect for RVs and boats, Clean-It tackles tough tank issues, even in neglected systems, ensuring smooth operation.

Restores Tank Sensors
Customers praise Clean-It for restoring black tank sensor accuracy, resolving long-standing issues with ease.
Key specs
- Formulation:Enzymes and probiotics
- Dimensions:3.15 x 3.15 x 9 inches
- Odor Control:Helps eliminate odors
- Waste Breakdown:Breaks down solid waste
- Biodegradable:California compliant
9.3

Excellent

Our Rating
5

Unique
Unique RV Digest-It+, Extra-Strength RV Toilet Treatment - Liquifies Waste and All Brands of Toilet Paper - Odor Eliminator (32 oz)
Main highlights

Powerful Waste Breakdown
Faster and more effective waste and RV tissue digester.

Ideal for Odor Control
Perfect for preventing porta potty smells and sewer odors.

Odor Elimination Success
Customers praise its ability to eliminate black tank odors.
Key specs
- Formulation:Formulated With Trust in USA
- Dimensions:3.15 x 3.15 x 9 inches
- Odor Control:Eliminates porta potty smells
- Waste Breakdown:Faster and more effective
- Biodegradable:N/A
9.2

Excellent

Our Rating
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6

Camco
Camco TST Camper/RV Grey Water Odor Control - Removes Grease Buildup in Gray Water Tank, Sink & Shower Drains - 4oz Treats 40-Gal Holding Tank - Safe Septic Tank Treatment - Lemon, 64 oz (40256)

23% Off
Main highlights

Odor Control and Grease Removal
Eliminates RV sink odors and grease buildup for 7 days.

Ideal for RV and Camper Use
Perfect for maintaining clean and odor-free RV grey water tanks.

Praised for Odor Elimination
Customers love the effective odor control and fresh lemon scent.
Key specs
- Formulation:Efficient RV tank treatment
- Dimensions:9.4 x 4.55 x 3.5 inches
- Odor Control:Eliminates odors up to 7 days
- Waste Breakdown:N/A
- Biodegradable:Safe for septic tanks
9.0

Excellent

Our Rating

9.7
Simple to use

9.5
Aroma

9.1
worth the money
7

Walex

Walex Commando Liquid Black Holding Tank and Sensor Cleaner for RV, Camper & Marine - Rapid Breakdown of Waste & Toilet Paper, Cleans Entire Tank within 12-24 Hours, Restores Sensor Function, 32oz
8.8

Very Good

Our Rating
8

ACTIVE
RV Black Tank Treatment Toilet Chemicals - 16 Treatments Waste Digester for Holding Tank, Gray Water Tank in RVs, Campers & Boat - Camper Toilet Sensor Cleaner, Sewer Deodorizer, 32oz - Made in USA

20% Off
Main highlights

Concentrated Formula with 16 Uses
ACTIVE RV Black Tank Treatment offers 16 uses per 32 oz bottle, efficiently managing waste and odors.

Ideal for RVs and Campers
Perfect for RVs, campers, marine, and portable toilets, ensuring fresh and clean holding tanks.

Effective Odor Elimination
Highly praised for eliminating odors without masking them, providing a fresh environment.
Key specs
- Formulation:Concentrated Liquid Formula
- Dimensions:9.13 x 3.27 x 3.19 inches
- Odor Control:Science-proven odor eliminator
- Waste Breakdown:Enzymes & Bacteria
- Biodegradable:N/A
8.7

Very Good

Our Rating
9

Unique
Unique Clear-It RV Black Tank Unclogger Liquid - Breaks Through Pyramid Plugs, Compacted Tanks, and Clogged Pipes (32 oz)
Main highlights

Advanced Bio-Enzymatic Formula
Utilizes a powerful bio-enzymatic blend to break down waste.

Ideal for RV and Marine Use
Perfect for RVs, campers, motorhomes, and boats.

Reliable Clog Removal
Highly praised for clearing stubborn clogs in black tanks.
Key specs
- Formulation:Advanced bio-enzymatic blend
- Dimensions:3.15 x 3.15 x 9 inches
- Odor Control:N/A
- Waste Breakdown:Breaks down solid waste
- Biodegradable:Bio-enzymatic blend
8.6

Very Good

Our Rating
10

Unique

Unique Restore-It RV Black Tank Sensor Cleaner Liquid - Cleans and Restore Misreading Sensor Probes by Removing Stuck-On Waste - 2 Treatments Per Bottle (32 oz)
8.4

Good

Our Rating

10 Best rv septic tank cleaners of 2025

1

Camco Camper/RV Holding Tank Swivel Stik Rinser - Features Powerful Rotary Cleaning Action & 34-Inches of Flexible Reach - Easy-to-Use RV Black Tank Cleaner (40074)

How do we rank?

How do we rank?

Analyzing top stores

2

Liquified RV Toilet Treatment - Black Holding Tank Digester - Odor Eliminator - Orange Scent - Matts RV Reviews (Orange, 32oz)

9.7

9.5

9.3

3

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)

9.3

9.1

8.4

4

Unique Clean-It RV Black Tank Deep Cleaner Liquid - Effectively Resets Dirty RV Black Tanks - Eliminates Odors and Waste (32 oz)

5

Unique RV Digest-It+, Extra-Strength RV Toilet Treatment - Liquifies Waste and All Brands of Toilet Paper - Odor Eliminator (32 oz)

6

Camco TST Camper/RV Grey Water Odor Control - Removes Grease Buildup in Gray Water Tank, Sink & Shower Drains - 4oz Treats 40-Gal Holding Tank - Safe Septic Tank Treatment - Lemon, 64 oz (40256)

9.7

9.5

9.1

7

Walex Commando Liquid Black Holding Tank and Sensor Cleaner for RV, Camper & Marine - Rapid Breakdown of Waste & Toilet Paper, Cleans Entire Tank within 12-24 Hours, Restores Sensor Function, 32oz

8

RV Black Tank Treatment Toilet Chemicals - 16 Treatments Waste Digester for Holding Tank, Gray Water Tank in RVs, Campers & Boat - Camper Toilet Sensor Cleaner, Sewer Deodorizer, 32oz - Made in USA

9

Unique Clear-It RV Black Tank Unclogger Liquid - Breaks Through Pyramid Plugs, Compacted Tanks, and Clogged Pipes (32 oz)

10

Unique Restore-It RV Black Tank Sensor Cleaner Liquid - Cleans and Restore Misreading Sensor Probes by Removing Stuck-On Waste - 2 Treatments Per Bottle (32 oz)

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