Blue Wave Small Chlorine Free Pool Winterizing Kit 1-pint terminator algaecide 1-pint super rust and scale 1-pound blitz no-chlor shock Pool winterizing guide Everything you need to close your pool for the winter 2 pint Terminator Algaecide  Kills and prevent all types of algae 1 pint Super Rust & Scale - prevents and controls staining 1 lb. Blitz No-Chlor Shock For pools up to 7,500 gallons