Swimline Deluxe 21' Round Above Ground Winter Pool Cover, 4' Overlap, Blue/Black | PCO825
Swimline
SKU: PCO825
Swimline PCO825 Deluxe 21' Round Winter Pool Cover
The Swimline PCO825 is a durable winter cover designed to protect 21-foot round above-ground pools during the off-season. Its tough polyethylene material shields the pool from leaves, dirt, debris, and sunlight, helping maintain cleaner water and reducing spring startup work.
Key Features
- Heavy-duty laminated polyethylene construction for long-lasting winter protection.
- UV-resistant material helps prevent sun damage and minimizes algae growth.
- 4-foot overlap provides a secure fit and extra protection against wind lift.
- Includes cable and tightening winch system for easy, secure installation.
- Reinforced edges and strong seams increase durability and tear resistance.
- Dual-color design (typically blue top and black underside) to inhibit light penetration.
Specifications
- Manufacturer: Swimline
- Part Number: PCO825
- Pool Size Compatibility: 21-foot round above-ground pools
- Material: Laminated polyethylene
- Overlap: Approximately 4 feet
- Included: Winter cover, cable, and winch tightening system
Benefits of Using This Cover
Using the PCO825 during winter protects the pool from debris buildup, reduces chemical consumption, and blocks sunlight to discourage algae growth. It also helps extend the lifespan of the pool’s liner and components by minimizing exposure to harsh weather.
Installation & Care Tips
- Spread the cover evenly across the pool, ensuring the overlap is distributed around the edges.
- Thread the included cable through all grommets, then tighten using the winch.
- Periodically check tension throughout winter and adjust if strong winds or debris loosen the cover.
- Clean and fully dry the cover before storing at season’s end to prolong its usable life.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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