If your Alkalinity is low, use one of these products to bring it up to the proper level.

Alkalinity Increaser For Pools

Chemicals & Maintenance

Brilliance Total Alkalinity Increaser 16 Ounce

Brilliance for Spas Total Alkalinity Increaser - 16oz Increases the total alkalinity of your spa or hot tub water Total Alkalinity acts as a buffer...

Brilliance for Spas Total Alkalinity Increaser - 16oz Increases the total alkalinity of your spa...

SKU: B005HEEEKG
In Stock
$12.38

Chemicals & Maintenance

RX Clear Swimming Pool Alkalinity Plus - 25 lbs

pH buffer. Helps prevent PH bounce, "locks" pH in the ideal range by neutralizing acids like acid rain. Add 1 Lb per 8,000 gallons to...

pH buffer. Helps prevent PH bounce, "locks" pH in the ideal range by neutralizing acids...

SKU: B00O91HJ8M
In Stock
$29.96

Chemicals & Maintenance

Leisure Time ALK Spa Alkalinity Increaser - 2 Lbs

Ideal range of total alkalinity in a spa is 80-120 ppm Compatible with all sanitizers including bromine, chlorine and biguanide For more than 25 years,...

Ideal range of total alkalinity in a spa is 80-120 ppm Compatible with all sanitizers...

SKU: B000NCPAOQ
In Stock
$12.89

Chemicals & Maintenance

Clorox Pool&Spa pH Protect - 5 Lbs

Raises alkalinity to regulate pH Reduces pH swings and maintenance Protects equipment and improves swimmer comfort

Raises alkalinity to regulate pH Reduces pH swings and maintenance Protects equipment and improves swimmer...

SKU: B00PZZF9Z6
In Stock
$8.97

Chemicals & Maintenance

ARM & HAMMER Baking Soda - 13.5 Lbs

A natural and gentle cleaner Resealable pouch No harsh chemicals enviromentally sensible 12 lb; bag and inexpensive

A natural and gentle cleaner Resealable pouch No harsh chemicals enviromentally sensible 12 lb; bag...

SKU: B002SKVZIQ
In Stock
$6.49