Core Chemistry Mastery:
Learn how to keep pools in perfect balance with ideal ranges for pH, alkalinity, and calcium hardness.
⬢ 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.
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⬢ Municipal
Reliable solutions & delivery. Sustainable treatment for public systems.
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Help your pool & spa customers with trusted, professional-grade products.
⬢ Pool Products
HASA has the chlorine, algaecides, and sanitizers you need to keep your pool or spa clean and clear.
⬢ Hot Tub Products
Shop our full line of Hi-Temp spa care products, including Eco-Safe Clarifiers and pH Increasers.
⬢ Ancillary Products
Our eco-friendly water treatments are science-backed and purposefully focused.
⬢ Mini-Bulk Program
We deliver a premium 12.5% sodium hypochlorite solution for sanitizing commercial pools and large-scale water systems.
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Download SDS sheets for HASA products.
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Maintaining proper water chemistry is the key to crystal-clear, safe pools and satisfied clients. Whether you're battling cloudy water, scaling, or algae growth, this free guide equips you with expert insights, actionable solutions, and proven strategies to streamline your maintenance routine and avoid costly mistakes.
Learn the ideal pH, alkalinity, and calcium hardness ranges.
Master solutions to common pool problems.
Get practical safety and compliance tips.
Discover practices to improve efficiency and reduce costs.
Learn how to keep pools in perfect balance with ideal ranges for pH, alkalinity, and calcium hardness.
Find step-by-step solutions for cloudy water, algae outbreaks, scaling issues, and more.
Protect yourself and clients with expert advice on safe chemical handling and proper storage.
Avoid expensive repairs and maintain pool health with techniques to optimize water chemistry before issues arise—extending the lifespan of pool surfaces and equipment.
With best practices for storing, mixing, and applying chlorine, acids, and more, you’ll learn what to do (and what to avoid) to stay safe and meet regulatory requirements.
Increase your confidence, earn client trust, and deliver better results with simple routine checklists and actionable advice to help you build positive pool maintenance habits.
Don’t let water chemistry challenges hold your business back. Get your new go-to resource for solving pool problems, ensuring safety, and delivering better results for happier clients.
This guide is designed to be a resource for pool service professionals of all experience levels. Whether you’re a seasoned expert or new to the industry, it offers actionable advice to help you streamline your work and deliver better results, in a simple digital format you can save to your phone, computer, or other device.
This guide tackles several common challenges like cloudy water, algae growth, and scaling while providing best practices for balancing water chemistry, handling chemicals safely, and troubleshooting equipment issues.
Founded in 1964, HASA, Inc. is a leading producer and distributor of high-quality water treatment solutions, specializing in sodium hypochlorite sanitization for pools, spas, and various water systems. Our decades-long dedication to quality and customer support has made us a trusted partner for pool professionals across the United States.
Not at all! Once you download, you’ll receive a free copy that you can save and reference whenever you need it. Plus, you can explore more pool care resources and learn about HASA’s range of products to support your business.