Total Alkalinity (TA) – The First Step to Balancing Total alkalinity measures water's buffering capacity against pH changes; it can also be understood as the "foundation of water quality stability." • Ideal Range: 80–120 ppm. If alkalinity is too low, pH will fluctuate frequently; if alkalinity is too high, pH adjustment will become difficult.

Theoretically, it's not prone to breakage. Under qualified production conditions, acrylic spa massage bathtubs exhibit the following properties: · Excellent impact resistance: over 10 times greater than ordinary glass; · Excellent elasticity · Flexible support structure · High-temperature stability

After use, air massage bathtubs may retain a small amount of moisture in the pipes, air bubble nozzles, and bottom. If left undrained for a long time, especially if there's a trace of accumulated water inside the air ducts, it can become a breeding ground for mold. This type of mold is often black or green.

Water Massage Bathtub Deep Cleaning Process (Recommended Monthly) Step 1: Prepare tools and cleaning solution Step 2: Fill with water and mix with the solution Step 3: Run the water massage system for 10-15 minutes Step 4: Turn off the system and let it soak for 15-30 minutes Step 5: Run the system again for 5 minutes Step 6: Drain and rinse thoroughly Step 7: Clean the tub and jets

— Traditional chlorine-based bleach is not recommended for use on acrylic massage bathtubs. The main reasons include: 1. Corrosion, tarnishing, and discoloration of the acrylic massage bathtub surface; 2. Damage to the electronic control system and seals; 3. Potential irritation or harm to the human body; 4. A variety of safe and effective alternative cleaning solutions are available on the market that fully meet daily cleaning needs.

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.