Our odor control media is non-hazardous in its new and spent form. It is made from recycled material and is EPA and OSHA approved. Our media can get wet and it keeps on working. Under normal conditions, one fill lasts 1-2 years. The media binds with the H2S and converts into iron pyrite, or fool's gold.
Unwanted rainwater adds to the cost of sewage treatment. Eliminate unwanted rainwater & produce revenue for your city by reducing sewer treatment costs. Rainstopper Manhole Cover Inserts are built to prevent unwanted rainwater, snowmelt, sand, dirt, and trash from entering your system through the manhole cover.