FREE SHIPPINGon orders $49+
Checkout using your account
This form is protected by reCAPTCHA - the Google Privacy Policy and Terms of Service apply.
Checkout as a new customer
Creating an account has many benefits:
Get your swimming season off to a clean and hassle-free start with a high-quality pool opening kit from Doheny’s. Also known as pool start-up kits, these all-in-one chemical sets include everything you need to balance water chemistry, prevent algae, and clear cloudy water after a long winter.
Using a pool opening kit saves you time and money by simplifying spring pool maintenance and helping you avoid costly repairs. With properly treated water from the start, you’ll enjoy a safe, sparkling pool that’s ready for friends and family. Our kits are available for both above-ground and inground pools, designed to make your pool opening fast, effective, and stress-free.
When it's time to close your pool for the season, check out our winter closing kits. If you have a spa instead of a pool, explore our selection of spa chemicals to keep your spa water balanced year-round.
Have questions about our pool opening kits? Call the pool pros today, 1-800-574-7665 and let us help you find the right pool chemicals to treat your pool. We also carry individual products like shock, chlorine and bromine, and pool algaecides.
Jump start your pool season with our money-saving Pool Start-Up Kits. Each kit includes the right amount of specially formulated chemicals to treat your pool water effectively at the start of the season. Pool Opening Kits come in four sizes and can be purchased in multiples to accommodate larger pools. Our basic kits include:
Our Master Kits include everything in the basic kit plus Doheny's Pool Clarifier, Doheny’s Algaecide, Super Shock, Natural Chemistry Metal FREE, and Pool Magic Spring and PHOSfree. Metal FREE is a powerful chelating agent that prevents staining and discoloration from trace metals like iron and copper. Pool Magic Spring and PHOSfree helps preserve liners and finishes, reduces staining and acid washing needs, and removes phosphates. Master Kits also include 10 free test strips.
Pool Opening Master Kit Instructions
One thing to keep in mind when it is time to open your swimming pool for the summer is that cutting corners will only give you more work later. The pool was covered for the winter, but now water, dirt, and debris have settled on the winter pool cover and on the deck. In addition, the pool equipment has weathered and some of the parts may need to be repaired or replaced. Taking a methodical and thorough approach to opening your pool will ensure a clean, safe swimming environment throughout the summer for you, your family and friends.
Pool Chemicals Guide for Opening Your Pool
At the end of a long winter you never know what you are going to find when you remove your pool cover. During all of those months of sitting dormant, chances are your pool water has gone out of balance and built up some contaminants. To open your swimming pool the right way, there are several different chemicals you need.
After you have removed your pool cover, replaced your winterizing plugs, cleaned the skimmer baskets and main drain, thoroughly checked and reconnected your pool equipment, and started up your pool pump, it's time for the chemicals. This handy guide will walk you through exactly which pool chemicals you need to start off on the right foot and get your pool ready for swim season. For complete instructions on how to open your pool, check out our comprehensive pool opening checklist.
Pool balancing chemicals are very important to the pool start-up process. When pool water is chemically balanced, it provides the ideal environment for the rest of the