Regular spa hot tubs only maintain water temperature, while hydrotherapy spa hot tubs focus on the combination of water flow and air pressure. If you want to achieve a therapeutic or deep relaxation effect with a spa hot tub, a regular model is difficult to achieve, while a dedicated hydrotherapy spa hot tub is the true hydrotherapy equipment.

Yes, but the prerequisites and correct methods are important. Vinegar can be used as a daily cleaning aid for hydrotherapy spa tubs, especially for softening limescale and neutralizing soap residue, but it should not be used as the sole or primary deep-cleaning agent.