When activated, hydromassage jets produce a continuous (not pulsating) spray of water to create a therapeutic massage effect for the muscles and skin. In some models the jets operate in unison while in other models the jets can be sequenced.

A thermostatic valve is a valve that mixes or blends hot and cold water together to a specific temperature, thus creating a constant water temperature that is safe and helps to avoid scalding.

Aromatherapy is the use of plant extracts, also known as essential oils for the purpose of aiding in a persons mood, health or cognitive function. Oils can be added through the steam outlet and will be dispersed as the cabin fills with steam.

A Residual Current Device (RCD) is an electrical device connected onto the power cable before it enters the control box or steam generator. This will cut-off power to the unit if an imbalance in the live and neutral currents is detected to protect the user.

An enclosed shower cubicle that includes a steam generator that can generate heated water vapour to fill the cubicle. This is likened to a steam room but designed for a home bathroom environment.

A whirlpool bath is a tub that uses air jets, water jets or both to create swirling currents in the water to produce a therapeutic massage sensation. Water jets are operated using a pump that jets streams of water against the body while air jets typically line the bottom of the tub and blow air up through the water and against the bather.