Spare cassette waste tank suit the Dometic swivel, ceramic bowl, toilet. Suit CTS-3110* and CTS-4110 Features The ventilation hole has changed from earlier models to provide a better seal. The part that actuates the ventilation connection is a removable white part on the toilet base. This part is included with new cassettes. Optionally you may remove the ventilation outlet from the old tank and place it in the new tank by rotating 45 degrees. However this will not improve the ventilation seal. 3 month warranty on all Dometic spare parts. Available on backorder: ETA MID TO LATE JUNE 2023
