MN All License Boiler Prep Class February 27th & 28th, 2025. 8am to 4pm both days
MN All License Boiler Prep Class  THIS CLASS WILL BE HELD IN PERSON. Do not attend in-person classes if you have any cold or flu-like symptoms. We would be happy to reschedule your class at no charge. Please note, if going for a MN Class ‘A’ license, you will also want to… Read More »MN All License Boiler Prep Class February 27th & 28th, 2025. 8am to 4pm both days