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Rx Clear Pool Closing Kit for Above Ground and Inground Swimming Pools | Pool Winterizing Kit | Pool Winter Closing Chemicals | pH Powder, Pool Shock, & Winterizing Powder | Up to 20,000 Gallons

  • Based on 1,895 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Save More On Pool Supplies

Arrives Mar 27 – Mar 31
Order within 4 hours and 26 minutes
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Size: For Pools Up To 20,000 Gallons


Features

  • All in One: The Rx Clear pool closing kit has everything you need to get your pool water ready for hibernation. This pool winterizing kit includes 2 - 1lb of Alkaplus pH Powder, 2 - 1Ib All-in-One Shock X-Tra, and 2 - 1Ib winterizing Powder.
  • Algae Prevention: This pool closing kit for above ground and inground pools balances chemicals to help prevent algae growth, staining, and scaling during the winter months when the pool is not in use.
  • Equipment Protection: Pool closing chemicals, such as an Rx Clear pool winterizing kit, protect the pool surface and equipment from damage caused by microorganisms and freezing temperatures.
  • Compatibility: The Rx Clear inground and above ground pool winterizing kit are well-matched with pools up to 20,000 gallons.
  • Effortless Pool Opening: This inground and above ground pool closing kit will provide correct chemical levels when closing your pool ensuring more effective opening in the spring, saving time and money on maintenance.

Brand: Rx Clear


Item Weight: 2 Pounds


Item Form: Powder


Product Benefits: Prevents Stains


UPC:


Brand: Rx Clear


Item Weight: 2 Pounds


Item Form: Powder


Product Benefits: Prevents Stains


UPC: 020005940149


Number of Items: 1


Unit Count: 96.0 Ounce


Item Weight: 2 pounds


Manufacturer: Rx Clear


Is Discontinued By Manufacturer: No


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Mar 27 – Mar 31

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • A pool closing kit I can trust to have a clean, no headache re-opening!
Size: For Pools Up To 10,000 Gallons
I am pleasantly surprised at how well this pool closing kit worked for our 18x52 Intex saltwater pool! We’ve only had the pool for 3 summers (including this one) & the first two closings were terrible! To be fair the first winter a storm blew the cover off (that came with pool which is not sufficient) and the next the kit I purchased just didn’t work (pool was full of algae & a tough job/mess to clean up); this past winter I chose the RX Clear kit based on other reviews and I am SO GLAD I did!!🤩 After adding the products we placed an oversized cover with a strap down kit plus the Saran Wrap type stuff & the cover stayed secure; when we removed it the water was fantastic just a tiny bit cloudy with zero algae in site!! There wasn’t really a scum ring either!! I will definitely purchase the RX Clear Pool Closing Kit again this fall & for as long as we have a pool!🤩 ... show more
Reviewed in the United States on July 19, 2025 by lilmama44

  • My pool was crystal clear when I opened it this spring
Size: For Pools Up To 20,000 Gallons
I am ordering this product again. Worked great! Pool was crystal clear. My pool cover ripped the last month before opening. I thought the pool was going to be a mess, but I was shocked how clear it was. Great price saved me $300 to pay someone close it. Closed the pool myself last year and just used this product and couldn't more pleased. I also used their pool opening kit. Happy with that also. Pool looks great! ... show more
Reviewed in the United States on July 18, 2024 by Mom C.

  • Makes closing your pool easy
Size: For Pools Up To 20,000 Gallons
Makes closing your pool simple! Easy instructions, fast close! Can't wait to see it in the spring
Reviewed in the United States on October 15, 2025 by Denise E

  • Quality
Size: For Pools Up To 30,000 Gallons
Good product.
Reviewed in the United States on November 4, 2025 by Holy Loch

  • Great product
Size: For Pools Up To 20,000 Gallons
We use this yearly and it is the best. Clears up before covering making it easier to open up in spring. And doesn't break the bank.
Reviewed in the United States on November 28, 2025 by joseph k.

  • Use successfully for several years
Size: For Pools Up To 20,000 Gallons
Have been using several years with no prot
Reviewed in the United States on December 26, 2025 by Howard

  • follow the instructions on the shipping box label for which order to use of each set of chemicals
Size: For Pools Up To 30,000 Gallons
In my eyes good value - I think this maybe 3rd/4th time from this supplier - delivered in a few days, and good value
Reviewed in the United States on November 11, 2025 by PompeyCauldron

  • It Works But Overpriced
Size: For Pools Up To 10,000 Gallons
I have used this product for several years but now that I have become more educated on the exact chemicals in this package I realized that you can buy them separately for a lot less money. I can buy a pound of shock for $3.19. 5 pounds of PH Plus for $9.99 and 2 pounds of Winterizer powder and 1 quart of Liquid Winterizer for $9.99 which is a lot more product for a total of $23.17. This way gives you an additional 4 lbs of PH Plus and an additional 1 lb of Winterizer powder for less money. One strange thing about the labeling on this product is that the name on the one package is AlkaPlus PH Plus Powder. This is a complete contradiction in terms. You don't raise Alkalinity and PH with the same chemical. PH is increased with Sodium Carbonate which is what this product does. If you want to raise Alkalinity you use Sodium Bicarbonate which is Baking Soda. ... show more
Reviewed in the United States on August 12, 2018 by Mr. Breeze

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