SpaPure Non-Chlorine Oxidizing Shock Size:5 lb. Hayward Universal H-Series W3H400FDN Universal

Hayward Universal H-Series W3H400FDN Universal H-Series Low NOx Pool Heater

Bio MAXX removes reduces or eliminates the potential harmful gaseous compounds

Measures 18-1/2-inch length by 25-inch height by 18-inch width

Ideal for both new and existing pools

COATINGMicroporous nitrile

SpaPure Non-Chlorine Oxidizing Shock Size:5 lb. Hayward Universal H-Series W3H400FDN UniversalThe SpaPure Oxidizing Shock product is powerful oxygen based oxidizer that helps eliminate non microbial contaminants and bather waste. This product can be used on all spa surfaces, without the worry of fading or bleaching. It can be applied without the risk of raising chlorine, calcium hardness, or cyanic acid levels. Contains no chlorine Increases water clarity Eliminates bather waste and other non microbial contaminants Directions NEVER mix