Spa Chemicals and Supplies in San Marcos, CA

White Sands Spa Repair serves San Marcos homeowners directly with the spa chemicals and supplies they need. Contact us to find out how to get the right products to you.

Test your water first using a test strip or liquid test kit to check pH, alkalinity, sanitizer, and calcium hardness levels. Once you know your readings, you can add only the products that are actually out of range.

Yes, San Marcos tap water is hard, which means it carries high mineral content into your spa when you refill it. You will likely need to manage calcium hardness and use a scale-prevention product to protect your heater and surfaces.

Test your spa water at least once a week, since spa water volume is small and chemistry levels can shift quickly. Spas used heavily may need testing more often.

Cloudy or foamy water is usually a sign that pH, alkalinity, or sanitizer levels are off balance. Testing your water and correcting the out-of-range readings is the first step to clearing it up.

Yes, fresh fill water needs to be fully balanced from scratch, including pH, total alkalinity, calcium hardness, and sanitizer. Starting with the right chemical foundation after a refill protects your equipment and keeps water clear longer.