Skip to content
  1. Have a question? Our New Virtual Assistant is here 24/7
  2. Free Shipping On Orders over $150* (Excludes Oversized Items)learn more
  3. Shop Gift Cards
Holding Tank Treatment Toss-Ins by Thetford

Holding Tank Treatment Toss-Ins by Thetford

Sale price $18.00

Shipping calculated at checkout

AquaMax ® Holding Tank Treatment’s advanced enzyme powered formulas neutralize odors and accelerate waste digestion to prevent clumping, clogging and tank residue, all at the same time. Thetford’s beneficial probiotic treatments are Bronopol Free and Formaldehyde Free to provide campground friendly.

Product Features
  • Neutralizes odors and dissolves waste quickly to avoid clumping, clogging, and tank residue.
  • Tested safe for RV or marine use and Camper holding tanks, and septic systems
  • Beneficial probiotic (good bacteria) treatment.
  • Bronopol-free and formaldehyde-free.
  • (1) 1.5 oz toss-in packet treats a 40-gallon holding tank.Bag of 16 treatments provides a total of (16) doses.
  • Campground & marina-friendly.
  • Complies with all current regulations.
  • Scent: Spring Showers.
  • 100% biodegradable.
  • Sold as a 16 count bag of toss-in treatments.
  • Weight: 0.25 lbs.
  • Made in the USA.

Shipping FAQ

Orders placed on business days before 2 p.m. EST

Every effort will be made to ship your order within one business day.


Orders placed after 2 p.m. EST, on a weekend, or on a bank holiday

Every effort will be made to ship your order within the following two business days.

Please note that chemicals can only be shipped via ground and are not included in our free standard shipping over $150. Expedited shipping is not available. Chemicals cannot be shipped to Alaska, Hawaii, Puerto Rico and Catalina Island.

For more information on our shipping times and rates, please view here.

Return Policy

Unfortunately this product cannot be returned once shipped.

For a detailed overview of our return policy, please view here.

Owned by Airstream and Proudly Located at Airstream Headquarters

Learn More

VISIT THE MOTHERSHIP

Take a factory tour, step back through Airstream history in our Heritage Center, and grab some authentic Streamer gear.

Come for a Tour

MADE JUST FOR YOU

From custom-sized bedding to teak mats and replacement curtains we have all the custom goods that are made especially to fit your home on wheels.

Shop Our Custom Products

Airstreamer Guides

Expert advice on everything from replacement keys and rivets to bedding and teak shower mats