BioGuard® BurnOut®73 – 25lb mineral cartridges 000 ppb or higher Recommended

000 ppb or higher Recommended Phosphate Level Below 125 ppb Follow-Up Product SpaGuard Water Clarifier

add FROG StoMPS with the jets running while the hot tub or swim spa is not occupied

Instead of managing separate sanitizer and oxidizer products for routine care

test the pool water to determine the current free chlorine or bromine level

Before applying ChemOut

BioGuard® BurnOut®73 – 25lb mineral cartridges 000 ppb or higher RecommendedBioGuard Burnout 73 25 lb Bulk Calcium Hypochlorite Pool Shock for Strong, Reliable Water Clarity Free Shipping. BioGuard Burnout 73 is a high strength calcium hypochlorite pool shock made to superchlorinate swimming pool water, reduce organic contaminants, and help restore clean, sparkling clarity. This 25 lb size is ideal for pool owners, service routes, and commercial or high use pools that need a larger supply of dependable chlorine shock for