Sanitizing a hot tub helps evade some disastrous circumstances which lead to terrible health conditions. The same sanitizing processes keep bacteria and algae away, which not only do bad to your health but also cut down the life of your spa equipment. Chlorine tablets are among the best ways to ensure such sanitizing. However, when it comes to 1 inch chlorine tablets versus 3 inch chlorine tablets, one may easily get overwhelmed by choice. This paper, therefore, highlights some differences between the two sizes and helps make a prudent call for your hot tub maintenance.