PristineBlue: PristineCheck® 32 oz. PristineCheck® is a water preparation solution designed to be added to pools and spas before introducing PristineBlue®. It sequesters calcium and other minerals, maximizing the effectiveness of PristineBlue®. It's ideal for regular use during maintenance periods to address high calcium hardness concerns. Key Features: Prepares pool & spa water for PristineBlue until the next refill. Removes excess calcium & minerals from the water. Recommended for use when the tub or pool has been drained and refilled. Dosage: Hot Tub: Add 10 ml of PristineCheck per 100 gallons of water. Pool: Use 2 ounces per 1,000 gallons of water. PristineCheck® ensures your water stays clear and balanced, while enhancing the overall performance of the PristineBlue® pool chemical system. Click here to view the Pristine Blue Care Guide for Pool and Spa *Design of this product has changed, you may still receive the old version since a few still remain in stock. It is the same product just NEW packaging!*
