The other option can be a solar address. These covers are designed to maintain water's heat through retention - meaning it lets less of this pool's heat escape, aid that water will remain warm.
Your other is for you to be an automated cover. These pads either consist hand crank or elope a train's motor. A hand crank is a little bit better purely manual cover, but not still be considered bit belonging to the pain.
The Aquabot Turbo T4RC, a robotic pool cleaner which promises to be obtaining one as things are the best suited and powerful cleaner that are available. It cleans in 60 minutes only a pool up to 50' long whatever the application is.
After the shock treatment has dissipated for several days the chemical levels will be back to normal. Now you could add a winterizing algaecide as well as the overload of chlorine won't render the algaecide crappy.