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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Broad compatibility — fits EC65
spill protection
Built with Pleatco’s advanced filtration fabric and Free Flow Core
2" to 2-1/2" piping compatibility: Designed to fit the most common pool plumbing sizes
Brand-backed reliability: Pentair replacement parts ensure compatibility
GLB Supersonic 73 Percent Calcium Hypochlorite Granular Pool Shock 5 Lb Bottle dosing lines Broad compatibility — fits EC65GLB Supersonic 73% Calcium Hypochlorite Granular Pool Shock 5 lb Bottle Intro GLB Supersonic 73% Calcium Hypochlorite Granular Pool Shock (5 lb) delivers fast, reliable pool sanitation. This high potency granule quickly raises free chlorine to oxidize organic debris, kill microbes, and clear cloudy water. It fights algae without overstabilizing your pool chemistry and is safe for all pool surfaces, leaving no residue when circulated. List of Features
