Master Spas Hot Tub Cover 7 Foot (84 x 84 inches) Floating Dispenser Spa Shock is chlorine free

Spa Shock is chlorine free and will destroy foreign contaminates in your hot tub/spa which reduce the effectiveness of Bromine and Chlorine as a disinfectant and will restore water clarity

Operation requires only 6″ of rear clearance

calcium and organic compounds

-Fits all filter types and sizes

With this easy to use product

Master Spas Hot Tub Cover 7 Foot (84 x 84 inches) Floating Dispenser Spa Shock is chlorine freeCores Weather shield Fabric is a 100% solution dyed polyester that offers several benefits over traditional vinyl covers. WHY WEATHER SHIELD IS SUPERIOR OVER VINYL: Weather shield is 74% lighter Weather shield is 3x stronger Provides superior tear and abrasion resistance PU backed waterproof Environmentally superior; made with recyclable materials Weighs 25% less, which puts less weight on cover lifts and makes them easier to handle. Higher consumer