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 register… Read More »MN All License Boiler Prep Class, June 13th & 14th 2024, 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 register… Read More »MN All License Boiler Prep Class June 20th & 21st, 2024. 8am to 4pm both days