Wow you must have pulled an all nighter, looks great!
ORP probably 200-500 the sweet spot for ORP is open to debate but 340-380 is probably considered a optimum. Mostly used to control ozone or alert to an increase of dead stuff in the tank. There may be others who can add to this.
ORP probably 200-500 the sweet spot for ORP is open to debate but 340-380 is probably considered a optimum. Mostly used to control ozone or alert to an increase of dead stuff in the tank. There may be others who can add to this.
