Above Ground Pool Cover | HPI Armor Kote | AK21R4 | 21 Foot Round Above Ground | 4 Feet Overlap

The HPI Armor Kote 21' Round Above Ground Winter Pool Cover, 4' Overlap, Tan/Blue (AK21R4) shields your pool from debris while improving safety and reducing maintenance. Tailored for 21' round above-ground pools, this winter cover blocks leaves, pine needles, and animals from entering the water, helping you open in spring with fewer debris-related headaches and more stable chemistry. The 4' overlap provides a secure, wind-resistant fit that stays in place through storms, while the tan/blue colorway blends with most backyards and makes inspection easy before sealing the season.

• 21' round fit designed for standard above-ground pools
• 4' overlap ensures a snug, secure coverage that resists wind and gaps
• Debris protection reduces cleanup time and supports maintenance routines
• Tan/Blue colorway offers practical visibility and outdoor compatibility

Designed to help preserve your pool during winter and simplify reopening, this cover minimizes the wear and tear on your liner and equipment while keeping your yard safer. Protect your investment this season—add the HPI Armor Kote AK21R4 to your cart today.