pH Increaser, SpaGuard®

pH Increaser (Item #42632BIO) is a fast-dissolving, spa-safe formula that raises low pH levels in your hot tub. Low pH can lead to corrosion of metal parts, skin and eye irritation, and reduced sanitizer effectiveness. Regular use helps maintain proper pH balance for optimal comfort and water care.

• Function: Increases pH levels in spa water

• Compatible With: All types of spa sanitizers

• Benefits:

  • Prevents corrosion of spa components

  • Enhances sanitizer effectiveness

  • Promotes clear water and user comfort

  • Helps maintain overall water balance

• Application: Add directly to spa water with the pump running. Test before and after treatment. Follow dosing instructions on label.

Keep your spa water balanced and safe for soaking with this essential maintenance product.

We want you to be completely satisfied with your purchase. If for any reason you need to return an item, please review our policy below:

• Returns are accepted on unopened, unused items in their original packaging.

• Items must be returned within 30 days of purchase.

• Customers are responsible for return shipping costs.

• Once the returned item is received and inspected, a refund will be issued to the original payment method within 5–7 business days.

• Opened or used items cannot be returned.

To initiate a return, please contact us at 970-259-0468 with your order number.

All orders are processed and shipped within 2 business days via standard ground shipping.
Free local delivery is available for residents within the Durango, CO area—qualifying zip codes will automatically receive this option at checkout.
Shipping rates are calculated at checkout based on order weight.