TST Grey Water Odor Control

TST Grey Water Odor Control effectively eliminates grease accumulation in your grey water tank, as well as in sink and shower drains. This deodorizer for grey water holding tanks is available in a refreshing lemon fragrance. A four-ounce quantity is sufficient to treat a 40-gallon holding tank. It is entirely biodegradable, free from formaldehyde, environmentally friendly, and non-staining. The product is also safe for use in septic tanks.