Hi, im new to the pool world and im having a hard time getting a FC and CYA reading. Last night i added 25oz of stabilizer in a stocking over my return. 9 oz of pH down bc my pH was 7.8 an 128 oz of 10% liquid chlorine. Tested it tonight and my readings were:
My question is even with my SWG why is my FC and CYA not showing? What should i do?