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In fact, modern luxury swim spa tubs are equipped with advanced constant temperature systems and high-density insulation designs, so even when the outside temperature is close to zero degrees Celsius, the water temperature can still be stably maintained within a comfortable range.

It is not necessary to add chlorine daily, but it is necessary to monitor it daily. It is recommended to test the chlorine level daily and replenish chlorine when the value falls below 0.5 ppm, maintaining the free chlorine level between 1 and 3 ppm. If the water is only used a few times a week, the decision to add chlorine should be based on the actual water quality.

Studies have shown that an unshowered person entering a hot tub or luxury swim spa introduces an average of 1-2 grams of organic matter. While this amount may seem small, in a circulating heated environment, these substances quickly break down, creating odors, foam, and even a breeding ground for bacteria.

The answer is: not necessarily. For most homes, above-ground installation is the most common, safest, and most efficient option. It requires no excavation or waterproofing modifications. As long as the ground is flat and meets load-bearing standards (generally 500-800 kg/m²), it can be installed directly.