FROG SooTHe Calcium Total Hardness Increaser for Hot Tubs & Swim Spas - 2 lb Bottle with TruDose Measuring Cap for Easy Maintenance & Balancing - 2 Pack

Keep your swim spas or hot tubs in great condition and ready for use with FROG SooTHe. This water treatment raises Total Hardness (also known as Calcium Hardness) in your hot tub or swim spa—and makes the job easy. FROG SooTHe comes with a unique measuring cap for easy maintenance that seals the bottle tightly and measures precisely. A large, easy-to-read gallons chart on the bottle gives clear, concise dosage directions for hot tubs and swim spas—no math is needed. Measurements are clearly marked on the cap. You simply pour this easy-to-use water hardener into the Cap to the correct measuring line. Since the FROG TruDose Cap seals the bottle, it’s always at hand. When you measure precisely, you won’t have yoyo effects from adding too much or too little for effective everyday water care and corrosion protection. By supporting the correct balance in your swim spa, you can help extend the life of your equipment and surfaces, allowing you to enjoy your hot tub or swim spa with peace of mind. Compatible with all hot tubs and swim spas, this water hardness product blends seamlessly with any existing sanitizing chemistry. It is the water care essential that helps you achieve consistent results each time you use it. With every use, you are supporting the overall health of your spa and supporting the longevity of your investment. Trust this hardness increaser for hot tubs and swim spas to deliver quality, innovation and ease with every application. For more than 25 years, FROG has sanitized pools, hot tubs and swim spas with its innovative, patented Mineral Technology that makes water care easier. FROG's prefilled cartridges mean no mess, no guess and no stress water care for your pools, hot tubs and swim spas. Each FROG product helps make your water cleaner, clearer, softer and easier. No matter what size pool, hot tub or swim spa you have, FROG has a solution for it.

• Calcium Total Hardness Up: Increase and balance the total water hardness level in your hot tub or swim spa to prevent corrosion, staining or damage to surfaces and equipment
• Easy Water Balancing & Measuring: FROG TruDose Cap seals the bottle securely to prevent spills and features standard cup and tablespoon indicators; the translucent measuring cap makes accurate dosing fast, easy and intuitive
• No Math Needed: Simplify and support your water balance with a precise measuring cap and clear, concise instructions; use a FROG test strip or any standard test strip to provide a Total Hardness reading
• All Hot Tubs & Swim Spas: This everyday balancing product is compatible with any size hot tub or swim spa and any sanitizing chemistry (chlorine, bromine or salt); dosage guide includes instructions for both hot tubs and swim spas
• Water Care Expertise: FROG has more than 25 years of experience making water care easier and keeping pool, hot tub and swim spa water sanitized; FROG’s patented Mineral Technology and prefilled cartridges create cleaner, clearer, softer water