HTH 32-oz Swimming Pool Algaecide Chemical Pool Algae Prevention Item #2694473 | Model #R39 VBCU3618 Meets ASTM F-2098 standard

Meets ASTM F-2098 standard

maximizing the cleaning power of the detergent

increases the productivity of the user

"Fade resistant"

Plugs right into the Ductstat

HTH 32-oz Swimming Pool Algaecide Chemical Pool Algae Prevention Item #2694473 | Model #R39 VBCU3618 Meets ASTM F-2098 standardHTH Pool Care Algae Guard Ultra is the strongest algaecide formula available from the brand pool owners have trusted for over 25 years. Algae Guard Ultra both kills and prevents even the most stubborn green, black and mustard algae. This non foaming algae guard treats pool water for up to 90 days after applying to your pool. Long lasting all algae eliminator Eliminates and prevents green, black and mustard algae Lasts up to 3 months Fast acting and