Weas Engineering is NSF/ANSI 60 certified. Weas Engineering is A2LA accredited. Cooling Water Systems Seminar - April 11th, 2024 Legionella Seminar - June 6th, 2024 Reverse Osmosis Seminar - July 11th, 2024 Boiler Water Seminar - September 27th, 2024 Dates and times are subject to change |