Skip to the main content

Pool Professionals
Professional-grade products. Expert support. Built for your business.


Pool Owners
Eco-friendly, easy-to-use solutions to keep your pool clean and clear.


Industrial
Efficient treatment & supply. Performance-focused operations support.


Municipal
Reliable solutions & delivery. Sustainable treatment for public systems.


Dealers
Help your pool & spa customers with trusted, professional-grade products.

IMG_2038-Enhanced-NR_PoolProducts

Pool Products
HASA has the chlorine, algaecides, and sanitizers you need to keep your pool or spa clean and clear.

IMG_1793-Enhanced-NR-SpaPHDecreaser

Hot Tub Products
Shop our full line of Hi-Temp spa care products, including Eco-Safe Clarifiers and pH Increasers.

IMG_1971-Enhanced-NR_AncillaryProducts_Group

Ancillary Products
Our eco-friendly water treatments are science-backed and purposefully focused.

MiniBulk_16x9_LowRes

Mini-Bulk Program
We deliver a premium 12.5% sodium hypochlorite solution for sanitizing commercial pools and large-scale water systems.

Blog
Learn from water chemistry experts.


Videos
Browse instructional how-to videos.


Safety Data Sheets
Download SDS sheets for HASA products.


Pool Chemical Calculator
Achieve balanced chemistry easily.

Orenda Academy
For water chemistry & professional pool management knowledge.


Events
Find HASA at an event near you.


Rewards
Explore our HASA loyalty rewards program.

About HASA
Learn about HASA's commitment via the returnable packaging model.

Careers
Explore open positions with HASA.

Alkalinity Up

Sodium bicarbonate increases total alkalinity.

Alkalinity Up - Website-Graphic

Available Sizes

  • 10 lbs pails
  • 50 lbs buckets
  • 50 lbs bags

HASA’s Alkalinity Up helps raise the alkalinity of
your swimming pool water. Use Alkalinity Up if your
alkalinity is lower than a normal reading of
80-120 ppm.

 

Key Features & Benefits

• pH Control: Helps buffer pH changes.
• Balance LSI: Key product to help maintain the LSI when needed.
• Sanitization: Corrects water balance and ensures a more efficient sanitizer activity.

Dosing Instructions:
1.5 lbs per 10,000 gallons for approximately a 10 ppm alkalinity increase

 

Related Products

Spa pH Increaser Product

Spa pH Increaser


Learn More

Safe, Clean and Clear Water Starts Here