How To Winterize Your Above-Ground Pool (Quick & Easy)

Last Updated: April 19, 2021

The seasons will flip, from summer time into fall and from fall into winter. When that occurs you’ll want to winterize your above-ground pool to guard it from the chilly, snow, and ice of the hibernal months.

Winterizing your pool could be a trifle time-consuming and value a bit of bit, however failure to take these steps can result in cracked hoses, busted filters, and damaged pumps. This is a particular case of “penny clever and pound silly.” So if you wish to keep away from that dreaded syndrome, we are able to positively assist. Follow the steps beneath, so as, and also you’ll efficiently prepare your pool to outlive the winter.


During the winter, the pump received’t be circulating the water within the pool, so it’ll be sitting stagnant throughout these months. Before shutting down your pool, be sure the water is evident, clear, and chemically balanced to cut back algae development as a lot as attainable. You’ll must set the chemical ranges as follows:

  • pH: 7.2 – 7.6
  • Alkalinity: 80 – 120 ppm (components per million)
  • Calcium Hardness: 175 – 200 ppm
  • Chlorine: 1 – 3 ppm

Check the water, testing it and adjusting similar to you usually would till you attain these ranges.

water in a swimming pool


Remove all of the deck and poolside tools reminiscent of stairs, ladders, floats, and many others. Dry them off and retailer them in a cool, darkish space. If you don’t have a storage space, cowl them with a water-resistant tarp, tied down tight. Don’t attempt to make it hermetic or watertight although. That might result in condensation issues, algae development, and freeze injury.

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Brush down all the edges and backside of your pool. Scrub it exhausting to take away any microscopic particles or algae that could be holding on. Vacuum the pool as soon as every thing has settled. This will stop staining, which may occur if any filth or particles is left within the pool for months at a time.

Clean out the skimmer, filter, and pump basket. Remove all unused chlorine tabs. Wash the detachable components with cleaning soap and water.

Backwash your sand or diatomaceous earth filter to take away any particles it may need caught. Don’t add any water to the pool after backwashing – you’re going to be draining among the water out of it anyway so there’s no level in including any.

If you’ve got a cartridge filter, take away the cartridges and wash them. Store them along with your different pool tools.

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Winterizing Chemicals

A very good winterizing equipment might be discovered at most pool provide shops. It ought to comprise shock and a winterizing algaecide. Add the shock and let it sit for a number of hours or in a single day, then put within the algaecide. If there are further chemical substances, observe the directions on the equipment for including them. Your pump ought to be off by this level so remember to scatter the chemical substances round in order that they’re evenly dispersed.

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Water Level

Drain the water degree in your pool till it’s about 2-inches beneath your return jet, which in flip is often beneath the extent of your skimmer. If you don’t have a valve for draining the pool (some swimming pools do), you’ll must get a siphon pump to empty water out of the pool. Be certain to direct the water away from your home, patio, storage, store, and many others.

Winterize the Skimmer, Pump, and Hoses

Gut your skimmer, eradicating all the inner components and put a rubber plug within the return line (the road that goes to the pump and filter). Unscrew the eyeball out of the return jet and substitute it with a rubber plug as properly. Disconnect all of the hoses, dry them out, and retailer them together with the skimmer and return jet components with the remainder of your pool tools.

Remove all of the drain plugs from the pump and filter (see your instruction handbook for instructions) to empty the water from them and allow them to breathe throughout the winter. Cover them with a tarp however don’t attempt to make it watertight or hermetic. As we mentioned, they should breathe throughout the winter. This will keep away from algae build-up or freeze injury.

Air Pillow

An air pillow is a big balloon kind of gadget, often six to eight toes lengthy that fills with air and sits on prime of the water in your pool. Inflate an air pillow and anchor it within the heart of the pool. They often have lengthy tie straps connected for this goal. If the water within the pool freezes throughout the winter, it would develop inwards towards the air pillow, compressing it, inside increasing outward and presumably damaging the edges of the pool. An air pillow is cheaper than changing the pool, so don’t skimp on this step.

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Pool Cover

Place a winter cowl over your pool with the black aspect down. If you don’t have a deck all the way in which across the pool, thread the cable via the grommets or loops then tighten the quilt to carry it securely in place. If you do have a deck across the pool, place water luggage 3/4 stuffed with water on the perimeters of the pool cowl to weigh it down.

Don’t fill the water luggage or they’ll burst when it freezes. Don’t use concrete blocks, bricks, or items of wooden to weight down the quilt both. They’ll injury it and/or the pool.

Robelle 352545R Super Winter Pool Cover for…
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Cover Pump

Now that your pool is ready for the winter, the final step is to regulate the water that accumulates on the quilt (it at all times occurs). The best method to take away it’s with a cover pump, a small electrical pump designed to suction water off the quilt and do away with it via a size of hose. Water is heavy – 8.25 kilos per gallon. If an excessive amount of water accumulates on the quilt it may well put stress on the grommets, the edges of the pool, or the weights holding it in place. Cover pumps are cheap. Get one and use it.

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  • Plug in and go away the pump unattended for worry-free water elimination
  • Strainer base filters particles to reduce clogging and hold pump from tipping over

Now you’re prepared for the winter!

Header picture credit score: Jonathan Hogue, Wikimedia

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