![]() Weas Engineering is NSF/ANSI 60 certified. ![]() Weas Engineering is A2LA accredited. Cooling Water Systems Seminar - April 11th, 2023 Legionella Seminar - June 6th, 2023 Reverse Osmosis Seminar - July 11th, 2023 Boiler Water Seminar - September 27th, 2023 Dates and times are subject to change | ![]() |