Substances not recommended for use in whirlpool jacuzzi bathtubs include: 1. Foaming bath products 2. Essential oil products 3. Coarse-grained bath salts or scrubs 4. Highly concentrated chemical cleaners or disinfectants 5. Dye-based or highly colored bath products 6. Alcohol-based care products

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.

Advantages of freestanding jacuzzi bathtub: 1. Diverse functions and strong comfort 2. Beautiful shape, enhance the style of space 3. Flexible installation and strong adaptability 4. Independent use and convenient maintenance 5. Suitable for high-frequency users Disadvantages of the freestanding jacuzzi bathtub: 1. It occupies a large space and has high requirements for the room type 2. High installation requirements and complex construction 3. High maintenance and cleaning costs 4. High water and power consumption 5. High initial purchase cost

Long-term exposure to hot water above 37°C will cause the skin's stratum corneum to soften and the sebum membrane to be damaged. If the attached matter is not washed off by showering and moisturizing care is not performed in time, it may cause: · Dry and tight epidermis; · More sensitive to external stimuli; · Repeated skin problems such as eczema and dermatitis.