SeaKlear AP71 WinterPill Winterizer Pill, Translucent Light Yellow, Pack of 1
- Floats under your winter cover all season
- Performs well with mesh safety covers
- Patented 6-month delivery system
- Safe for all surfaces and filters
- One small WinterPill treats up to 30,000 gal
- All-in-one formula is an exclusive 4-part blend to make spring openings faster and easier
- Floats under your winter cover all season
