Weas Engineering is NSF/ANSI 60 certified. Weas Engineering is A2LA accredited. Cooling Water Systems Seminar - April 16th, 2025 Legionella Seminar - June 10th, 2025 Reverse Osmosis Seminar - July 16th, 2025 Boiler Water Seminar - October 1st, 2025 Dates and times are subject to change |