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Pool Winter Closing Kits

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Easy, Effective Pool Closing Kits – Only from Doheny’s

Closing your pool doesn’t have to be complicated. Doheny’s Pool Closing Kits make winterizing your pool simple, affordable, and stress-free. Whether you own an above ground or inground pool, our all-in-one kits include everything you need to protect your water, equipment, and plumbing all winter long—at the guaranteed lowest prices.

Why Use a Pool Winterizing Kit?

Winterizing your pool is crucial for maintaining its health and durability. Proper closure protects your pool from severe weather, staining, corrosion, freeze damage, prevents algae, and helps maintain balanced water chemistry. Our expertly curated kits take the guesswork out of winter pool care, so you can relax all season and enjoy a faster, cleaner spring opening. Just follow the easy step-by-step instructions included with your kit, and you’re set!

All-in-One Winter Closing Kits – Sized by Pool Volume

Our kits are customized by pool volume, not pool type. Just match your water capacity to the right kit below to get the ideal dose of professional-grade winter chemicals:

Pool Size Product Name
Up to 7,500 Gallons Doheny's Winter Closing Kit #1 for Small Pools
Up to 15,000 Gallons Doheny's Winter Closing Kit #2 for Medium Pools
Up to 35,000 Gallons Doheny's Winter Closing Kit #3 for Large Pools
Best Value (Up to 35,000 Gallons) Doheny's Winter Closing Master Kit
Safe for both inground and above ground pools.

What’s Included in a Doheny’s Closing Kit?

  • Winter Oxidizing Tablets – Long-lasting oxidizers keep water clean and clear during the offseason.
  • Oxi-Shock – Breaks down organic contaminants and prepares water for winter treatment.
  • Metal Out – Prevents staining and scaling caused by iron, copper, and other metals in the water.
  • Winter Guard - Helps control algae.

Additional Winter Chemicals - Sold Separately

  • Pool Antifreeze – Protects plumbing and lines from freeze damage down to -50°F.
  • Doheny’s Winter Pill – 4-in-1 enzyme-based formula to prevent stains, improve water clarity, and ease spring opening.

Why Choose Doheny’s Pool Winterizing Kits?

  • Precision-dosed by pool volume – no measuring, no guesswork
  • All-in-one convenience – everything you need in one easy kit
  • Guaranteed lowest prices – save more without sacrificing quality
  • Fast shipping – get your kit in time to beat the first frost
  • Expert support – includes a closing guide, online tips, and real pool pros available by phone or email

More Pool Closing Help & Resources

Need Help Choosing the Right Winter Kit?

Still not sure which kit is best for your pool? Our friendly team is just a call or click away:
800-574-7665
[email protected]

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