BioGuard Smart Shock (1 lb Bags) Size:1 lb (6 Pack) Apply slowly and directly into

Apply slowly and directly into swimming pool water while walking around the deep end of the swimming pool

Fill spa bromine feeder with the product and adjust feeder following manufacturers directions to yield bromine residual between 2-4 ppm in residential spas and 4-6 ppm in commercial spas

Weekly maintenance: Add 1/2 capful of this product per 250 gallons of spa water with circulation pumps on

Pristine Blue is the heart of the Pristine Blue non-chlorine pool and spa system

Wait 1 hour and backwash thoroughly

BioGuard Smart Shock (1 lb Bags) Size:1 lb (6 Pack) Apply slowly and directly intoBioGuard Smart Shock (1lb) Smart Shock is the best way to shock, oxidize, buffer and clarify your pool's water. Multi functional Smart Shock also kills bacteria and contains blue algae killing crystals. Swimmers can re enter the pool quickly after treatment.