It's an all-in-one all natural product it's a Pall Mall enzyme with robs the algae of a food source so can I grow use 80% less chemicals keeps your levels balanced for three to four months at a time one bottle of 2,000 l so if you got a thousand liters ball I pour a half bottle in maintenance is balanced levels as per normal and weekly maintenance are one tablespoon of bromine granules per week and shock as per needed if you're not using the spa you do not even worry about it and yeah it's basically the best product on the market it's regularly $55.99 and for sale $20

250 514 4050