Walex Porta-Pak (R) 2-Bag 32 Gram Pouch Holding Tank Treatment w/Deodorant PPRV2 13-0348

Biological treatment is used to control odor & break down waste & liquefy tissue. It doesn't have formaldehyde. It lubricates valves, cleans sensor & treats up to a 50 gallon holding tank. Bag of 2 drop-in individual dose pouches & leaves a fresh scent.