GPC Winter Covers | 7721AU | 18' Round Above Ground Winter Cover

This blue and black unbound winter cover is designed for 18' round above-ground pools and measures 21' round, providing approximately 3' of overlap for secure seasonal coverage. The solid cover features 5 mil triple-laminated polyethylene construction, heat-sealed seams, UV inhibitors, and reinforced edges for added durability.

The cover includes non-rusting aluminum grommets, a vinyl-coated steel lock-down cable, and an aluminum cable winch for secure installation.

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Key Features

• Fits 18' round above-ground pools

• 21' actual cover diameter

• Approximately 3' overlap

• Blue top with black underside

• 5 mil triple-laminated polyethylene construction

• Includes lock-down cable and aluminum winch

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Product Overview

This solid winter cover provides seasonal protection for above-ground swimming pools, helping keep leaves, dirt, and debris out of the water while the pool is closed. Its construction features heat-sealed seams, UV inhibitors, black reinforcement tapes, and commercial-grade stitching for dependable outdoor use.

The 7721AU is specifically sized for an 18-foot round above-ground pool, with an actual cover diameter of 21 feet. The reinforced perimeter features a polypropylene cord sewn into a double-stitched hem with two non-rusting 1" aluminum grommets every three feet, while the included cable and winch secure the cover around the pool.