Bio-Active RV Holding Tank Treatment

Eco-friendly Odor Control

Fragrance-Free Natural Waste Breakdown

Enzyme-based deodorizer with commercial-strength digestive power

Walex Bio-Active® is a fragrance-free liquid holding tank treatment powered by all-natural, eco-friendly ingredients. Designed for RVers who prefer a no-scent approach, Bio-Active® breaks down waste and toilet paper using bacteria and enzymes—keeping your tank flowing freely and odor-free.

Perfect for cassette toilets and porta-potties, the tip-and-pour bottle makes it easy to measure the right dose every time. With Bio-Active®, you get reliable performance without the use of harsh chemicals.

DEALERS:

These products are available for resale through your preferred RV or Marine distributor.
Contact your distributor directly to check availability, pricing, and ordering details.

“I have tried many products for the tanks in my RV. This one has been around for a long time and does not get the attention like a lot of newer products. My thought is if a company has been around as long as this one, there must be a reason. The product has worked great as long as you follow the recommended amounts. A very good product I would recommend!”

"This is a total must-have for anyone with a travel trailer. Keeps things fresh and functional without the chemical overload. If you know… you know. Works great and does exactly what it's supposed to do — wouldn’t go without it!"

Why Choose Bio-Active?

Fragrance-free, non-staining, and formaldehyde-free
100% biodegradable and biocide-free
Breaks down waste and toilet paper naturally
Lubricates valves and seals to prevent clogs
Easy tip-and-pour dosing for all tank sizes
Available in 40oz, 68oz, and 168oz bottles

Instructions to Use

Empty holding tank and add water to cover bottom of tank.

Pour Bio-Active into holding tank through toilet.

For best results, we suggest adding 1.25 gallons of water for every 10 gallons of holding tank.