Aquadoc Non-Chlorine Spa Shock for Hot Tub - Chlorine Free Treatment & Enhanced Shock to Assist Bromine - Suitable Oxidizer - 5lbsBrand: MAV AquaDoc Features: Quick Dissolving Hot Tub Shock Say goodbye to gross stuff in your hot tub. Enhanced non chlorine shock gives your Chlorine and Bromine a boost, making your sanitizer last longer. Use our Non Chlorine shock to make your sanitizer more efficient & reduce sanitizer smell. Non Chlorine Shock helps reduce chlorine smell Whether it is hot tub or spa, our product not only saves you from chloramines which can bring that heavy