AstralPool Nature² Spa — inroganic chlorine, liquid chlorine, active oxygen (liquid or powder) or UV treatment may be used, Compatible with salt water chlorination, • Autonomous • Enhanced bathing experience • Stabilised organic chlorine, "dichlor" or "trichlor" type (tablets or granules), calcium hypochlorite • 6 months from the time the cartridge is placed in the purifier • Nature² Spa is not compatible with bromide and its derivatives, chlorine free disinfectants • Adapted to all spa flow rates • Positioning pins. Available in the UAE with delivery in 2–4 business days.