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Horizon TSP (Tri-Sodium Phosphate)
![Horizon TSP (Tri-Sodium Phosphate) Image](/_uls/resources/TSP_Cleaner_2.jpg)
A great general cleaner and degreaser. Use to clean cartridge and DE filters. Also use to wash swimming pool surface before acid washing. Breaks up oils and grease in pool surface to allow acid bath to be more effective.