Swimline RipStopper 33' Round Above Ground Winter Pool Cover, 4' Overlap, Green/Black | RIG33 Pool Brushes Proceed with normal spa maintenance

Proceed with normal spa maintenance

Flexing design enables vacuum to fit the contour of your pool or spa

If algae is still visible repeat dose (steps 3 & 4) as necessary until pool is free of visible algae

will turn sample to pink if free chlorine is present

Combining high tech features and an easy to service design

Swimline RipStopper 33' Round Above Ground Winter Pool Cover, 4' Overlap, Green/Black | RIG33 Pool Brushes Proceed with normal spa maintenanceSwimline Ripstopper Winter Cover is the ultimate winter cover. It is durable, dependable and built to last. If your cover gets a hole or a puncture, no need to worry, this cover will not rip or tear. Constructed of woven polyethylene fabric, the pool cover is time tested and is sure to last a few years. This tightly woven solid cover material is made from a super strong polyethylene with an 12 x 12 filament scrim to resist the harsh winter weather.