Great Products

"I had such a good experience with black tank additive, I’m moving on to their gray tank additive and toilet cleaner. The stuff just works."

— RussellS (5/5)

Whatever is in this product

"Whatever is in this product it really works great. Our gravity flush has been getting slightly stuck to where water in the bowl would slowly drain down into the back tank. Followed the instructions on how to use the treatment and it no longer leaks, also black tank is fresh and the level gauge appears to be working properly as well. Highly recommend this product."

— Kelly T. (5/5)

"Great product and great company!"

— Russell (5/5)

After buying liquefied I will

"After buying liquefied I will not buy any other product. Best treatment i have used in my gray tank. I have not found a product that works better."

— Chad C. (5/5)

Great product

"All of liquified's products are wonderful."

— Richard S. (5/5)

"Great products. They do the job as advertised. I will be buying these products again"

— Jesus (5/5)

"Great product and even better customer service."

— Merle (5/5)

Works as well as it

"Works as well as it smells. Some people think their nasty smells are coming from their black tank. Well surprise it maybe your grey tank. I had a problem like this and thought it was the black. Come to find out it was coming from my shower drain. Yep it also needs some gray tank cleaner . It will freshen up your bathroom. Love all the products, just starting out first week coming up. Excited to try out the new exterior products."

— Kim F. (5/5)

Awesome

"I am using all of your products, including the liquid shine. so there is no hesitation there to tell you all of your products are excellent!"

— Joe R. (5/5)

Use all the time in

"Use all the time in rv, great stuff."

— Diane A. (5/5)