stokefandan
Aquarium Advice Apprentice
What to do about high ammonia about 4ppm
BigJim said:Try several 75% PWCs immediately.
Here's a comparison of what a 10% PWC will do vs a 75% PWC:
PWC #1: 10% - 3.6ppm ammonia, 75% - 1ppm ammonia
PWC #2: 10% - 3.24ppm ammonia, 75% - 0.25ppm ammonia
PWC #3: 10% - 2.92ppm ammonia, 75% - 0.06ppm ammonia
You never want to let your ammonia get above 0.25ppm and ideally it should be zero.