Dometic Spare Cassette CTS 4110. Spare Cassette to fit Dometic CTS 4110 Cassette Toilet, Ceramic Bowl, 19L. The spare cassette CTS 4110 has improved since previous models to improve functionality.
There is an option for the removal of the ventilation outlet from the old tank for installation into the new tank by rotating 45 degrees
*NOTE: this action will not improve the ventilation seal.
