comments:
tcat7 posted on r/pools2w
4# should raise it to close to 30. You put in skimmer sock into skimmer, it dissolves in less than 24 hours. I assume you used something like this: https://www.walmart.com/ip/404925011?sid=a93f8d3a-581b-41ec-9e13-ad501274bcc8 You need one if these, or take sample to pool store. https://tftestkits.com/collections/test-kits PS: never buy anything from a pool store. If your FC isn't sticking, you likely have algae. Order 8 gallons of liquid chlorine from Walmart. Follow: https://www.troublefreepool.com/blog/2018/12/12/slam-shock-level-and-maintain/