Visual Identification: Visible Signs of Contamination · Black or yellow stains around the nozzle: This is usually due to the accumulation of scale, mold, or sebum. Abnormal oil or bubbles on the water surface: A milky white film or persistent foam on the water surface indicates the presence of grease or detergent residue.

Because spa jacuzzi bathtubs have a closed body, a circulating heating system, and independent water and drainage systems, they don't rely on fixed plumbing like conventional bathtubs, offering greater flexibility. As long as the power supply, water supply, and space requirements are met, spa jacuzzi bathtubs can operate effectively indoors or outdoors.

In a high temperature environment, the human body secretes a lot of sweat. Sweat contains not only water, but also chemical components such as sodium, chlorine, urea, ammonia, lactic acid, lipids, and cell metabolic waste. Therefore, taking a shower is a necessary step to completely remove sweat and harmful metabolic residues.

If the maintenance technical threshold and continuous labor intensity are used as the core evaluation criteria, the overall maintenance of the spa hot tub is more complicated; and from the perspective of structural stability and durability, the outdoor sauna room requires more protection and preventive maintenance.

High frequency use (daily or every other day): It is recommended to change the water every 3~5 days; Medium frequency use (2~3 times a week): It is recommended to change it every 7~10 days; Low frequency use (1~2 times a month): It is best to drain the water immediately after each use of the hydromassage jacuzzi tub.

An indoor sauna room refers to a closed heating space installed inside a building (such as a residence, villa, club, gym, or hotel, etc.) for sauna bathing experience. It raises the indoor temperature to 40℃~100℃ through heating methods (traditional steam, far infrared, carbon crystal electric heating, etc.)