Our customers frequently ask us how often they should be draining their hot tub. Other sources will give a complicated calculation to figure this out, down to an exact number of days. To make it easy, we generally recommend you drain and clean your hot tub at least every 3 to 4 months.
You’ll get a good idea of what’s necessary for your specific spa once you’ve owned it for a while. It’s possible you may need to change the water more frequently – if your son’s football teammates often come over to soak after practice, for instance! At the very least, you’ll know that your water needs to be changed if it looks or smells off to you.