Storm Sentinel catch basin inserts are the ideal products for preventing harmful pollutants from washing into storm drains. This framed model comes complete with an adjustable steel wire frame for simple, one-person installation and removal. It also sits below the grate, making it low-profile and unobtrusive. The included color indicating Imbiber packet absorbs any organic hydrocarbons, while the geotextile fabric prevents contaminated sediment from washing into the drain.

• Color changing Imbiber packet indicates and absorbs oils
• Adjustable frame fits drains from 16"x20" to 28"x36"
• Multiple sizes, models, and custom sizes available
• No special tools required for installation
• Box of 10