| | Do NOT pour down sink | Do install / use | | :--- | :--- | :--- | | Wipes (any kind) | Cooking grease, oil, fat | Mesh drain strainers | | Sanitary products | Coffee grounds | A grease can (dispose in trash) | | Cotton swabs/balls | Eggshells | Enzyme-based drain cleaners (monthly) | | Cat litter | Paint or chemicals | A backwater prevention valve (if prone to backups) | | Dental floss | Thick food scraps | Regular professional inspection (every 2-3 years) |