Puri Tech Chemicals 5 lb Calcium Hardness Increaser & 5 lb Alkalinity Increaser Kit for Swimming Pools & Spas Balance Chemical Levels Ke…+

Sodium carbonate for pools Raises pH rapidly Prevents erosion or etching of pool surfaces Adjust and maintain pH at 7.2-7.6

Raises calcium level in swimming pool water. Calcium Hardness level prevents foaming, equipment and surface erosion and scaling.Dosage:…+

Puri Tech Chemicals 10 lb Calcium Hardness Increaser & 10 lb Alkalinity Increaser Kit for Swimming Pools & Spas Balance Chemical Levels Ke…+

Sodium carbonate for pools Raises pH rapidly Prevents erosion or etching of pool surfaces Adjust and maintain pH at 7.2-7.6

BENEFITS: Increase and balance the pH levels in your swimming pool water for beautiful clarity, improved chlorine efficiency and overall healt…+

--\n\nRx Clear\u00AE pH Plus Granular Soda Ash Chemical For Swimming Pool - 5 lbs\n\nItem Number: 110705\n\nOur pH Plus is made from 100…+

BENEFIT: Use this all-in-one powerhouse pool shock to increase chlorine levels, prevent bacteria, algae, stain, and scale, reduce skin and eye irr…+

Emerge is a non-chlorine shock and clarifying compound that dissolves immediately and provides effective, long-lasting power for pool water a…+

Features: Widely used-------It can be used in wards,toiles,swimming pool,fumiture,kitchen, bathroom and other places. Use effect ------- saf…+

Rx Clear® pH Plus Granular Soda Ash Chemical For Swimming Pool - 25 lbs Item Number: 110706 Our Rx Clear® pH Plus is made from 100% …+

condition: New: A brand-new, unused, unopened, undamaged item. See the seller's listing for full details | formulation: Tablets | quantity: (1) Co…+

Rx Clear® pH Plus Granular Soda Ash Chemical For Swimming Pool - 2 lbs Item Number: 110704 Our pH Plus is made from 100% soda ash w…+

BENEFIT: Easily raise the total alkalinity levels in your spa water to ensure it remains clear, clean, and healthy CREATES MORE COMFORTABL…+

Rx Clear® pH Plus Granular Soda Ash Chemical For Swimming Pool - 25 lbs Item Number: 110706 Our Rx Clear® pH Plus is made from 100% …+

Suitable For: Swimming Pools | Brand: Natural Chemistry® | Product: Water Treatment | Style: Custom | UPC: 0711181838053 | eBay Produ…+

Product Details Pool Chemical Value Package #3 - Chlorine Includes: 4 lb Slow dissolving 3" Chlorine Tablets 5 lb "Blast" Non-Chlorine weekly p…+

condition: New: A brand-new, unused, unopened, undamaged item. See the seller's listing for full details | brand: APi | epaRegistrationNumber: …+

Eclipse3 Swimming Pool Algaecide Chemical Control System - 8.8 lb. Item Number: 201888 Eclipse3 is an all-natural mineral granual powder trea…+

Cesco FC-100 Flocculant Clarifier - for Pool, Spa, Pond - Non-Toxic Half Gallon: Cesco FC-100 Flocculant Clarifier contains a natural polymer d…+