The Thetford C403 toilet is available as a right or left hand model. A left hand side model is defined as: If you are sat on the toilet then the waste tank will slide out of the left hand side of the toilet. This combination uses the popular Thetford C403 cassette toilet along with the C400 shower tray, providing you with everything you need to get started with your bathroom/wetroom. The Thetford C403 Cassette Toilet has several unique features for ease of use and convenience. The C403 differs from the C402 in that water for the flush connects to the onboard tank – the C402 water for the flush is poured into a fill cap. To see the C402 listing, see this listing. A lightweight yet robust design with optimal use of space, the Thetford C403 Caravan & Motorhome Cassette Toilet comes complete with an automatic pressure release valve which prevents a build-up of gases in the waste holding tank to reduce odours. The matching C400 shower tray fits perfectly with the toilet and can be trimmed to fit your installation. It is made from white thermoplastic with a gloss finish and is patterned to provide anti-slip properties. Thetford C403 toilet features. Waste tank level indicator. Vent plunger for easy emptying without splashing. Automatic pressure release vent. Retractable handle on waste tank. High quality plastic construction. (There is an overlap between the shower tray and the toilet to ensure a seamless finish). Note: Item does not come with fixing brackets which are not required for install, but some prefer.