GLB Calcium Hardness Up (Bag) | 71243 | 8 lb Calcium Hardness Increaser for Pools

GLB Calcium Hardness Up (Bag) | 71243 | 8 lb Calcium Hardness Increaser for Pools

GLB Calcium Hardness Up is an 8 lb calcium hardness increaser designed to raise calcium hardness levels in swimming pools, preventing foam formation, corrosion, and etching that can occur due to low calcium hardness. Maintaining proper calcium levels ensures your pool water remains balanced and protects surfaces and equipment from damage, improving overall pool longevity and swimmer comfort.

This easy-to-use, fast-dissolving formula is ideal for use in chlorine, bromine, and saltwater pools, making it a versatile option for pool maintenance. Regular use of GLB Calcium Hardness Up helps stabilize water chemistry, allowing you to enjoy clean, clear, and safe swimming conditions.

Features:

• Raises Calcium Hardness Levels – Prevents foam formation, corrosion, and etching in pool water.
• Protects Pool Surfaces & Equipment – Safeguards pool walls, equipment, and plumbing from damage caused by low calcium.
• Improves Water Balance – Helps stabilize pool water for optimal comfort and water quality.
• Fast-Dissolving Formula – Works quickly without leaving residue.
• Compatible with All Pool Systems – Suitable for chlorine, bromine, and saltwater pools.

Specifications:

• Product Code: 71243
• Weight: 8 lb
• Application: Calcium hardness increaser for maintaining balanced pool water
• Recommended Dosage: Follow label instructions based on pool size and calcium hardness level

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.