Use Alkalinity Increaser pool chemical when pool total alkalinity drops below 80 ppm. Raise total alkalinity of swimming pool wa...

Alkalinity up, Spa Alkalinity Increaser 2lb jar - RAISES ALKALINITY TO IDEAL LEVELS! Balanced water chemistry is the first, most...

SUN-ALKALINITY PLUS Raises alkalinity to acceptable range to prevent pH from fluctuating making your pH and chlorine levels easi...

Blue Wave Alkalinity Increaser - 25lb Pail. Use as needed to raise total alkalinity levels to the safe (non-corrosive) zone of 8...

Blue Wave Alkalinity Increaser - 10lb Pail. Use as needed to raise total alkalinity levels to the safe (non-corrosive) zone of 8...

Blue Wave Alkalinity Increaser - 5lb Pail. Use as needed to raise total alkalinity levels to the safe (non-corrosive) zone of 80...

1 oz. Alkalinity-Acid Demand #3

Test Chlorine, pH, Alkalinity, and Cyanuric Acid. Easy, Accurate & Instant, AquaCheks test strips are the easiest way to test yo...

If you use biguanide products like Revacil or Baquacil then this is the tester for you! AquaChek Blue is a 3-way tester for Bigu...

Taylor Professional Test Kit K-2005 - The Service professional's kit. Taylor's Professional kits are also very popular with the ...

Guardex Residential OTO Test Kit is great for new and existing home owners. Chlorine/Bromine shows a yellow color instead of a r...

Taylor Residential "Trouble-shooter" Test Kit - The perfect kit for the at home do-it-yourselfer. Taylor's Residential Kit uses ...

Aquachek Silver 6-Way Test Strips - The Quick, easy way to test your pool water! No more vials, reagents and messy drops. Use Aq...

Aquachek White, Salt Test Strips - The Quick, easy way to test your pool water! No more vials, reagents and messy drops. Use Aqu...

Blue Wave pH (Acidity) Reducer - 15lb Pail. Use as needed to lower pH to ideal range of 7.2 to 7.6 ppm. Stops eye irritation, cl...

Aquachek 3 in 1 Bromine Test Strips - The Quick, easy way to test your pool water! No more vials, reagents and messy drops. Use ...

Aquachek Select 5-Way Test Strips REFILL for Chlorine Pools - The Quick, easy way to test your pool water! No more vials, reagen...

Aquachek Select 5-Way Test Strips for Chlorine Pools - The Quick, easy way to test your pool water! No more vials, reagents and ...

Aquachek 3 in 1 Chlorine Test Strips - The Quick, easy way to test your pool water! No more vials, reagents and messy drops. Use...

Aquachek Blue, Biguanide Test Strips - The Quick, easy way to test your pool water! No more vials, reagents and messy drops. Use...