Loop-Loc Safety Cover Aqua-Xtreme Mesh - 16' x 36' Rectangle w/ 4' x 8' Center End Step Select Option:Steel Gray pH buffered so it does

pH buffered so it does not effect pH level

For spas:  add 10 milliliters per 100 gallons

Manufacturer Part # 252300075S

with a battery life of approximately one year

The Taylor K-2005-SALT test kit tests for chlorine

Loop-Loc Safety Cover Aqua-Xtreme Mesh - 16' x 36' Rectangle w/ 4' x 8' Center End Step Select Option:Steel Gray pH buffered so it doesOpen Your Pool to Crystal Clear Water Say goodbye to murky spring openings. With the revolutionary Aqua Xtreme Virtually Solid Mesh Safety Cover by LOOP LOC, your pool can look almost as clean in spring as it did the day you closed it. Why Choose Aqua Xtreme? Virtually Solid Light Blocking Mesh Our exclusive, high performance fabric blocks nearly all sunlight deterring algae growth and keeping your pool cleaner all winter long. Unmatched Drainage