◆ Install the BPHE in counter flow direction: To keep lower water volume below the
◆ Install the BPHE in counter flow direction:To achieve high thermal efficiency and
◆ Cleaning
‧ If the acid concentration is too high, the copper and stainless steel inside might be etched or corroded.
‧ Flush the BPHE with large amounts of fresh water to purge any remaining acid solution before restarting