Onsite courses
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April 22, 2026 - Duluth
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs. Every class is open for master, journeymen, and registered unlicensed/apprentice plumbers, water conditioners, building officials, and residential contractors. Sign-in opens 30 minutes before we begin.
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April 23, 2026 - Grand Rapids
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs. Every class is open for master, journeymen, and registered unlicensed/apprentice plumbers, water conditioners, building officials, and residential contractors. Sign-in opens 30 minutes before we begin.
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September 14, 2026 - Duluth
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 15, 2026 - Duluth
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 17, 2026 - Bemidji
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 18, 2026 - Bemidji
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 21, 2026 - St. Joseph
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 22, 2026 - St. Joseph
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 24, 2026 - Wabasha
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.
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September 25, 2026 - Wabasha
MinnesotaThis is an 8-hour code class. You may attend for 2, 4, 6, or 8 hours. Lunch will be provided, but we cannot accommodate special dietary needs.