Pool Opening Chemical Start Up Kit - Above Ground and In-Ground Pools - Up to 7,500 Gallons

Founded in 1982 by a husband and wife team, In The Swim started small, shipping chlorine from the back of their garage and taking orders on their front porch. Over the past 40 years, they have grown to become one of the country's largest online retailers for pool chemicals, supplies, and equipment. Thank you for choosing to shop with us! Our store offers a wide range of products to meet all of your pool maintenance needs.

Whether you are in need of opening kits and chemicals, solar covers and reels, chlorine and shock, water clarifiers, alternative sanitizers, algaecides and clarifiers, bromine and water stabilizers, stain removers and cleaners, deck paint and patch, paint and primer, spa covers and chemicals, leaf nets and chemicals, or closing kits and winter covers, we have you covered. Our goal is to streamline your pool opening season and make pool maintenance as easy as possible for you.

When it comes to chemicals, we have everything you need to keep your pool clean and safe for swimming. From 3-inch chlorine tablets and Cal-Hypo pool shock to alkalinity increaser, pH increaser, and pH reducer, we've got you covered. Our products have received great reviews from our customers and are highly rated for their quality and effectiveness. You can trust us to provide you with the best products to ensure the proper balance of your pool water.

In addition to the basic pool chemicals, we also offer specialty products such as super algaecide, algaecide 60, super clarifier, calc hardness, stabilizer/conditioner, and more. These products are designed to prevent algae growth, enhance filter capability, increase water hardness levels, and protect against UV rays. With our wide range of products, you can save time and take the guesswork out of measuring chemicals when opening your pool.

At In The Swim, we are dedicated to providing our customers with high-quality products and exceptional customer service. Shop with us for all of your pool maintenance needs and experience the difference for yourself.

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