lorox Pool & Spa Calcium Hardness Increaser – 3 x 4 lb Bags (Model 12204CLX):

This item replaces product number 619175, 619408

Protect your pool surfaces and equipment with Clorox Pool & Spa Calcium Hardness Increaser. This essential water balancer raises low calcium hardness levels, preventing corrosion, etching, and staining that can damage your pool and shorten equipment life. Ideal for plaster pools and areas with soft water, this product helps maintain a safe, comfortable swimming environment. Unbalanced water with low calcium hardness can create a corrosive environment, leading to costly damage. Clorox Calcium Hardness Increaser restores water parameters to their ideal range, ensuring long-lasting protection for your pool surfaces and equipment. Easy to apply and highly effective, this granular formula is a must-have for proper pool maintenance.

Key Features

• Prevents Corrosion & Etching: Protects pool surfaces and metal components from damage.
• Stops Staining: Maintains water balance to prevent unsightly stains.
• Raises Low Calcium Hardness: Ideal for pools with hardness levels below 175 ppm.
• Extends Equipment Life: Reduces wear and tear caused by unbalanced water.
• Easy Application: Granular formula dissolves quickly for fast results.
• Compatible with Chlorine & Salt Pools: Works in traditional and saltwater systems.

Specifications

• Model: 12204CLX
• Package Size: 3 bags × 4 lb each (total 12 lb)
• Form: Granular
• Primary Chemical: Calcium Chloride
• Color: White
• Fragrance: Unscented
• Compatibility: Chlorine pools and saltwater pools
• Recommended Range: Maintain calcium hardness between 175–275 ppm
• Dosage: 5 lb per 10,000 gallons raises hardness by approximately 50 ppm

Applications

• Perfect for plaster pools and soft water areas.
• Use to balance water chemistry and prevent surface damage.
• Recommended for weekly water testing and seasonal maintenance.