Walex Porta-Pak RV Toilet Treatment Drop-Ins, Treats Black Holding Tanks, 10-Pack, Fresh

Porta-Pak is the top-selling portion-control deodorizer in the world. Walex manufactures it, the odor control experts. The slide-zipper bag contains 10 water-soluble drop-in treatments. The Fresh-scented water-soluble packet controls odors, breaks down waste and paper, and lubricates valves and seals. Porta-Pak's premium formula works even in the extreme heat of summer. The high-performance packet is formaldehyde-free. To use Porta-Pak, drop one packet in the toilet and flush adding water. One Porta-Pak provides week-long odor control from 2.5 gallons up to a 40-gallon black tank.

10-pack - 10 portion control treatments Unbeatable odor prevention Manufactured by Walex, the odor control experts Convenient zipper bag for easy storage Formaldehyde-free Non-staining blue color Never deal with a messy liquid One packet for 7 days of powerful odor control Provides odor control for all climates and conditions Treats 2.5 gallons up to 40-gallon black holding tank