Recent content by chris9cy

Is it algae then ? Or other metals?

New here, please help me identify whats wrong with my pool, is it dust from wind? Is it algae. ? It goes away very easily with brushing 1) 10m x 5m in ground liner pool 2) ph:7.44 , cya:45 3) 25L of 12% liquid chlorine in less than 2 days, now already down to 0.15ppm free chlorine. 4)Alkanity is...