Swimline Mystri Unibead Pool Liner

Unibead is a versatile design that allows you to install the liner in two ways. It can be used as a standard bead liner if your pool has a bead receiver, or you can fold the bead to use it as a J-hook liner if your pool wall is designed for that style.

This liner is specifically engineered for pools with 54-inch walls. If your pool wall is shorter, you will have excess material that is difficult to manage, and if it is taller, the liner will not reach the top track, so it is best to match the wall height exactly.

The proprietary acrylic top coat acts as a protective shield against chemical exposure and abrasion. While you still need to maintain proper water chemistry, this layer helps prevent premature fading and surface wear, making the liner easier to clean over time.

Yes, this liner is built with cold crack resistance down to -25 degrees Fahrenheit. This makes it a reliable choice for regions that experience harsh winters, as the material is less likely to become brittle or crack during the off-season.

Lap-welded seams are created by overlapping the vinyl and heat-sealing it, which creates a stronger, more durable bond than standard butt-welded seams. This construction method significantly reduces the risk of seam separation over the life of the liner.

The 25-year warranty is prorated and covers manufacturing defects, such as seam failures or material flaws. It does not cover damage caused by improper installation, chemical misuse, or punctures from sharp objects.