Clorox Pool&Spa Calcium Hardness Increaser is a professional-grade solution designed to raise low total hardness levels in your swimming pool water. Maintaining proper calcium balance is essential for protecting your pool surfaces and equipment from long-term damage. This formula helps prevent corrosion, etching, and staining, ensuring your pool remains in optimal condition throughout the season. It is particularly effective for plaster pools and those located in soft water regions where mineral levels are naturally low. By keeping your water chemistry within the recommended range, you can enjoy a clearer, more comfortable swimming experience. Key Benefits: Effectively raises total hardness levels to prevent surface damage; protects pool equipment from corrosion and etching; helps prevent unsightly staining on pool walls; ideal for plaster pools and soft water environments. Use Cases: Use as part of your regular pool maintenance routine to balance water chemistry; apply when testing indicates low calcium hardness levels; suitable for residential in-ground and above-ground pools. Specifications: Net weight 4 lb; formulated for easy application; recommended maintenance range is 175-225 ppm total hardness; compatible with standard pool water testing kits.

Usage Scenarios

Clorox Pool&Spa Calcium Hardness Increaser Granules for Swimming Pool Water Balancing (4 lb) plzrv is well suited for home, office, and everyday use — durable, practical, and easy to care for.

Care Instructions

• Store it in a cool, dry, well-ventilated place and keep it out of prolonged direct sunlight.
• Wipe clean with a soft, dry cloth; avoid harsh or corrosive cleaning agents.

Specifications