Pool Chemicals & Supplies in Massachusetts

Keep your pool water clean, safe, and swim-ready with quality pool chemicals from Aquarian Pool & Spa in Franklin, MA. We carry chlorine, shock, algaecide, pH balancers, and complete pool opening and closing kits.

Swimming Pool Chemicals for Every Need

Proper pool water chemistry is the foundation of a clean, safe, and enjoyable swimming experience. At Aquarian Pool & Spa, we stock a full line of pool chemicals to keep your water balanced all season long. Whether you need chlorine tablets, liquid chlorine, shock treatment, algaecide, pH increaser or decreaser, alkalinity balancer, calcium hardness increaser, or cyanuric acid (stabilizer), we have it in stock at our Franklin, MA store.

Not sure what your pool needs? Bring a water sample to our store for free pool water testing. We will check your chlorine, pH, alkalinity, calcium hardness, and cyanuric acid levels and tell you exactly what chemicals to add and how much. No guesswork, no wasted money on chemicals you do not need.

Pool Opening Kits & Pool Closing Kits

When opening your pool in spring, a pool opening kit gives you everything you need to get your water clean and balanced fast. Our opening kits include shock, algaecide, stain and scale preventer, and clarifier, sized for your pool volume.

When closing your pool for winter, a pool closing kit protects your water and equipment through the freezing Massachusetts winter. Our closing kits include winter algaecide, stain and scale preventer, and winter shock. Pair them with a quality winter pool cover for complete protection.

Why Buy Pool Chemicals from Aquarian Pool & Spa?

We are a local pool store, not a big-box retailer. That means we know Massachusetts pool water, New England weather, and the common problems pool owners face in our area. We carry professional-grade chemicals that work better than the diluted products you find at hardware stores, and our team can answer your questions and help you troubleshoot any pool water problem.

We are open 7 AM to 7 PM, seven days a week, so you can pick up chemicals whenever you need them. Stop by our store at 12 Danforth Way, Franklin, MA, or call (401) 332-9183 to check availability.

Frequently Asked Questions

Do you offer free pool water testing?
Yes. Bring a water sample to our store in Franklin, MA and we will test it for free. We check chlorine, pH, alkalinity, calcium hardness, and cyanuric acid and recommend the right chemicals.
What chemicals do I need to open my pool?
A pool opening kit is the easiest way to start. It typically includes shock, algaecide, stain and scale preventer, and clarifier. You will also need chlorine tablets or liquid chlorine to maintain sanitizer levels. Bring a water sample for a free test.

Ready to Get Started?

Call us or stop by our store in Franklin, MA. We are open 7 AM to 7 PM, seven days a week.