Attwood Standard Carbon CanisterIntroducing the Attwood Standard Carbon Canister a proven solution for cleaner fuel systems on trailers and boats. This engineered carbon canister system uses a charcoal canister to drastically reduce hydrocarbons vented to the atmosphere, supporting environmental compliance without sacrificing performance. Designed for reliability and easy refueling, the Attwood canister ensures your tank fills to the proper level every time, with no spit back or