

Your Water Treatment Specialists Decatur IL
Clean, clear water is the most important element in your pool, hot tub, or spa. See us for a full line of water quality supplies from BioGuard and let us perform a FREE water analysis. Our certified chemists will help you keep your pool pristine! Our products are from the most trusted name in pool maintenance – BioGuard, and they can help with your chlorine levels, algicides, adjusters and more. Whether you need sanitizers to clean your water or shock to remove contaminants – we have the products and solutions for you.
Bring a water sample with you and one of our certified chemists will provide a FREE state-of-the-art water analysis that will help you identify problems and find solutions that will work. You can also use our dropbox for after-hours sample delivery.



BioGuard Dealer
We are proud to be the local BioGuard dealer in Decatur, IL; providing nothing but the best for your swimming pool. Five key benefits of a BioGuard dealer is that we are professionally trained, well-equipped, experienced, superior customer service and honest. Visit Jan Master Pool & Spa to discover how BioGuard can benefit your pool or spa with:
The Right Advice
We are the superior water treatment experts in Decatur, IL. Receiving up to date training on the latest tools and methods to bring quality water treatment to your pool, we guarantee that there is no better option than us.
The Right Products
BioGuard products have a reputation for being effective. They deliver results that you can rely on and make your pool maintenance a breeze. As dealers, we carry a large assortment of pool solutions to ensure we have something for your unique needs.
The Right Solutions
We utilize exclusive ALEX software for our thorough water analysis, which helps identify the problem with haste and results in the proper water solutions for your pool.

