For over 40 years RVers have trusted the odor-stopping power of TST.
The name TST still guarantees the highest quality in sanitation treatments
that contain no formaldehyde, are
non-staining and are safe for septic
tanks. Eliminates odors and lubricates sensors. 100% biodegradable and
environmentally safe. Original formula takes only 4 ounces to treat an entire 40-gallon tank in any season.
Camco Mfg Inc
Mfg Part #: