In this article from your website you promote people to use Chlorine tablets in their spas that contains Trichlor.
https://poolclever.com/blogs/product-blog/how-often-should-i-put-chlorine-tablets-in-my-hot-tubThe correct answer is NEVER!
Using Trichlor tabs in a hot tub is likely in the top 5 worst things you can do to a hot tub.
This is bad advice and in a lot of cases will void a customers warranty. (see below)
"However, pool owners use trichlor tablets. These are not recommended for use in a spa because it is very acidic. It also dissolves more slowly, which can cause damage to the acrylic shell of your spa. This type of chlorine for pools can also discolor your spa, leaving a permanent ring on the water line."
Example: "Using trichlor in a Master Spas hot tub will void your Warranty":
https://www.masterspas.com/blog/oxidizer-or-chlorine-for-hot-tub/#:~:text=The%20calcium%20in%20the%20heater,tub%20will%20void%20your%20warranty.
Based on this lack of knowledge or indifference along with the shady way you promoted yourself here I suggest consumers find a different source for their chemicals