HTH™ Spa Alkalinity Up helps you maintain a balanced, relaxing spa experience with water that feels as good as it looks.

• This powerful spa alkalinity increaser formula raises total alkalinity levels, helping stabilize pH and protect your spa surfaces and equipment from corrosion or damage.
• By preventing fluctuations in water balance, it ensures your sanitizer performs at its best and keeps your water comfortable, clear, and irritation-free.
• Safe for use with all spa sanitizing systems.

HTH™ spa Alkalinity Up makes water care simple and dependable!