5960 Interstate 20 W.
Arlington, TX 76017
Mon - Sat 10:00 AM - 6:00 PM, Sunday closed

Southern Leisure Spas & Wellness
Clarifiers$5.99 USD
Online shop price checked October 4, 2026.
Current availability, shipping and taxes are confirmed in the shop.
For replacement filters and parts, check the dimensions, connection type and model compatibility before ordering. Your showroom can help identify the correct item.

Before you order
Start with your spa or plunge system and its existing care routine. The right product depends on both.
Product details
Southern Leisure pH+ raises low pH in hot tub and spa water. Maintaining properly balanced pH supports comfortable water and helps protect spa surfaces and equipment.
This granular water balancer contains 100% sodium carbonate and may be dissolved in water or added directly to the spa according to the bottle directions. One 1 lb bottle is included.
| Current pH Reading | Dosage for 500 Gallons |
| 6.8–7.2 | 1/2 oz |
| 6.5–6.8 | 3/4 oz |
| Below 6.5 | 1 oz |
Adjust the dosage according to the spa’s actual water capacity. Always retest the water before making another adjustment.
Do not mix this product with other spa chemicals. Add each chemical to the spa separately.
Raise low pH gradually. Add the measured amount, allow the spa water to circulate and retest before adding more. Overcorrecting the water can require additional chemicals to bring the pH back down.
| Brand | Southern Leisure Spas & Wellness |
| Product Name | pH+ |
| Product Type | Spa water balancer |
| Primary Purpose | Raises the pH of spa water |
| Ingredient | Sodium carbonate |
| Concentration | 100% |
| Product Form | Granular |
| Dosage at pH 6.8–7.2 | 1/2 oz per 500 gallons |
| Dosage at pH 6.5–6.8 | 3/4 oz per 500 gallons |
| Dosage Below pH 6.5 | 1 oz per 500 gallons |
| Net Weight | 1 lb |
| Package Quantity | One bottle |
It raises low pH in hot tub and spa water.
Southern Leisure pH+ contains 100% sodium carbonate.
For 500 gallons, add 1/2 oz when the pH is 6.8–7.2, 3/4 oz when the pH is 6.5–6.8 or 1 oz when the pH is below 6.5. Adjust the amount for the spa’s actual water capacity.
Yes. The bottle directions allow the product to be dissolved in water or added directly to the spa water.
No. Never mix pH+ with another spa chemical. Add each product to the spa separately.
No. This product balances pH but does not replace chlorine, bromine, SmartChlor or another approved spa sanitizer.
Compare the product details with your exact spa model, model year and existing part number. If you are unsure, send your nearest Southern Leisure showroom a photo of the current part and your spa’s serial number before ordering.
The “Check availability & buy” button opens this exact product in Southern Leisure’s official online shop. Complete your order there after reviewing current availability, delivery options and the final total.
Southern Leisure has showrooms in Arlington, Flower Mound, Richardson, Austin and San Antonio. Contact your preferred store for product guidance and to confirm local availability before visiting.
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Open Monday through Saturday, 10 AM to 6 PM. Ask about a wet test and the team will confirm current availability.
5960 Interstate 20 W.
Arlington, TX 76017
Mon - Sat 10:00 AM - 6:00 PM, Sunday closed
1175 Justin Rd
Flower Mound, TX 75028
Mon - Sat 10:00 AM - 6:00 PM, Sunday closed
331 N Central Expy
Richardson, TX 75080
Mon - Sat 10:00 AM - 6:00 PM, Sunday closed
13748 Research Blvd
Austin, TX 78750
Mon - Sat 10:00 AM - 6:00 PM, Sunday closed
903 E Bitters Rd, Suite 316
San Antonio, TX 78216
Mon - Sat 10:00 AM - 6:00 PM, Sunday closed