BioGuard Deluxe Arctic Blue Winter Kit (24K) with Pool Closing Complete (2 L)*Please Note: Chemicals may ship without outer BioGuard Arctic Blue packaging. BioGuard has had manufacturing issues with making the outer packaging. Chemicals will ship with pool closing instructions. BioGuard Deluxe Arctic Blue Winter Kit (24K) is a premium off season kit. Each kit contains Arctic Blue Algae Protector, Arctic Blue Shock, Pool Closing Complete (2 L)and winterizing instructions. Arctic Blue Algae Protector prevents the growth of all