New to pools... I used the pool the summer of 2015 without any problems. Decided to leave it up, filled and uncovered over a mild winter and now it's green. Trying to figure out if it's best to drain and start over or if it's worth fixing using BBB instead of high priced chemicals.
hth 6-way liquid drops test:
Total Chlorine .5
Total Bromine 1
Total Hardness 110
Intex 15'x42" AG Metal Frame Pool, 3,110gal, Krystal Clear Catridge Filter Pump, model 637R