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Quickly raise spa water hardness & prevent foaming & equipment corrosion. Increases spa/hot tub water hardness to prevent corrosion.Compatible with chlorine, bromine, ozone & biguanide sanitizers.

Locks in proper pH level from refill to refill, even in hard water areas! Fast Dissolving, easy granular formula. Locks in pH level until next refill. Compatible with chlorine or bromine sanitizer

Lower critical spa pH or hot tub pH levels easily,no mixing & no mess! Pre-mixed liquid formula ready to use. Fast acting, easier to use than common granular spa water balancers.

Spa chemical clarifier and spa defoamer in one convenient spa chemical combination. Eliminate spa foam and hot tub foam while clearing cloudy or dull water. Spa chemicals and hot tub chemicals.

Prevent metal staining by using this effective spa chemical each time fresh water is added. Metal Out removes metals from fill water to prevent spa stains. Spa chemicals and hot tub chemicals.

Spa filter and hot tub filter cleaner. Remove oils, grease, and minerals from a spa filter. Clean spa filters and hot tub filters to improve efficiency. Spa supplies, spa covers and hot tub chemicals.

Granular formula raises alkalinity levels which might otherwise cause equipment corrosion. Balances alkalinity to prevent pH bounce.Compatible with chlorine, bromine, ozone & biguanide sanitizers.

Non-oily/non-foaming fragrances. Maintenance-free fragrances do not affect water balance, safe for all equipment. Will not clog filters.Compatible with chlorine, bromine, ozone & biguanide sanitizers.

Nature 2 is the natural way to purify spa water. Nature2 for spas and hot tubs significantly reduces the amount of chemicals needed. Save money on hot tub chemicals and spa chemicals from In The Swim.