This Active Aqua HGFT44COV 4X4-foot flood table cover is designed to fit over Active Aqua 4X4-foot flood tables. Adding a cover to your flood table protects its contents from bugs, dirt, and other contamination. It helps maintain control over temperature and ambient air, and allows you to move the flood table's contents more easily and prevents spills. This white lid reflects light to minimize heat build-up. Add protection to your indoor garden flood tables with this Active Aqua HGFT44COV 4X4-foot flood table cover today!