LINERS
21' Ft Round 20 Gauge Blue Heavy Duty Replacement Swimming Pool Liner
Overlap
20 Gauge
Solid Blue
Above-Ground
Refresh your backyard oasis with this durable, high-quality replacement liner designed specifically for 21-foot round above-ground pools. It is the perfect choice for homeowners seeking a reliable, heavy-duty solution with a classic, clean aesthetic.
FIT CHECK BEFORE YOU BUY
- Confirm pool shape + exact dimensions.
- Match liner type (Beaded / Overlap / J-Hook) to your pool track.
- Verify wall height and whether your pool has a deep end.
Quick Fit Snapshot
- Pool Type: Above-Ground
- Shape: Round
- Size: 21' Round
- Wall Height: 48" / 52"
- Liner Type: Overlap
- Thickness: 20 Gauge
Why You'll Love It
- Premium Pattern Depth — Rich solid blue color that gives your water a deep, inviting look.
- Built for Season After Season — Heavy-duty construction designed to resist UV fading and chemical wear.
- Smooth Feel + Clean Finish — High-quality vinyl that is comfortable for swimmers and easy to brush clean.
- Confidence Fit Guidance — Overlap design allows for flexibility during installation on various wall heights.
What's Included
- Heavy-duty 20 Gauge vinyl swimming pool liner
- Lap-welded seams for superior strength and leak prevention
- Manufacturer warranty applies
Installation Notes
- Inspect the pool floor and walls; remove sharp debris before installing.
- Use a proper liner pad/cove where recommended for comfort and protection.
- Fill slowly and smooth wrinkles as water rises for the cleanest finish.
- If you're unsure on fit or track type, contact your local store before opening.
PRO TIP
Measure twice. Liners are best confirmed by exact pool size and track type.
If your pool is between sizes, ask us before ordering so you don't end up with a liner that won't seat properly.
Color/pattern may vary slightly by production run and lighting. Always verify pool measurements and liner type before opening packaging.
