The Valterra Blue Devil #5 Solution is a 1/2-ounce reagent refill designed for use with Blue Devil Test Kits to measure total alkalinity levels in swimming pools and spas. Regular monitoring of total alkalinity is essential for maintaining balanced water chemistry, which ensures both bather comfort and the longevity of pool equipment. To use, follow your test kit's instructions by adding the #5 Solution to your water sample and observing the resulting changes to determine the necessary chemical adjustments. This solution is compatible with existing Blue Devil Test Kits.

• Precise alkalinity measurement Ð Designed for use with Blue Devil Test Kits to ensure accurate water testing.
• Easy-to-use reagent Ð Simply add to your water sample and follow the test kit instructions for quick results.
• Maintains balanced water chemistry Ð Helps regulate total alkalinity, preventing pH fluctuations and equipment damage.
• Convenient _-ounce refill Ð Ideal for regular testing and easy storage.
• Essential for pool and spa care Ð Ensures a comfortable swimming environment and prolongs the life of pool equipment.