The Swimline 21 Foot Round Above Ground Winter Swimming Pool Cover is great for keeping your pool in good condition during the cold, winter months, but it will also make getting your pool back into shape in the spring much easier.
This pool cover is made of laminated polyethylene sheeting woven with thick, high density polyethylene stitching, which ensures superior tensile strength and durability. It has also been treated to provide maximum resistance to damaging ultraviolet rays.
For the long life of your pool, choose the Swimline 21 Foot Round Above Ground Winter Swimming Pool Cover.
- Fits 21-foot round above ground swimming pools
- Made of laminated polyethylene sheeting
- Woven with thick, high-density polyethylene stitching
- Maximum resistance to damaging ultraviolet rays
- 3-foot overlap (cover size is 3-foot larger than pool size)
- Highly resistant to punctures, tears, chlorine stains, and other chemical stains
- Includes: Metallic grommets, cable and ratchet
- Cover material: Polyethylene
- Cover size: 24 foot
- Pool size compatibility: 21 foot
- Cover type: Winter
- Color: Blue
- Dimensions (L x W): 24 x 24 feet
- Manufacturer warranty: 1-year warranty
Questions? We’ve Got Answers.
Helpful answers about product features, setup, and more
Does the swimming pool come with a warranty?
Yes. The swimming pool is backed by 1-year manufacturer warranty. Coverage details and claim procedures are provided by the manufacturer; retain your order receipt as proof of purchase if you ever need to file a claim.
What is the swimming pool used for?
The swimming pool is used for backyard recreation and outdoor enjoyment. It is designed for use in yards, garden spaces, or other open outdoor areas where there is room for setup and active use.
What finish does the swimming pool come in?
This swimming pool comes in blue. The color provides a bold, accent-friendly finish that adds a defined pop of color to its setting.
Who makes the swimming pool?
The swimming pool is made by Swimline. Swimline produces this item as part of its lineup, and product details such as specifications, included accessories, and warranty terms are set by the brand.
What should I know about the swimming pool before buying?
The swimming pool from Swimline brings together a few practical features worth highlighting:
- 1-year manufacturer warranty
Review the product description and specifications to confirm it matches your specific needs before placing your order.
How will the swimming pool be delivered?
The swimming pool ships from one of our fulfillment centers using standard ground or freight carriers depending on the size and weight of the item. Larger or heavier items may ship freight with curbside delivery. Estimated delivery dates and shipping methods are shown at checkout before you complete your order.


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