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System Types: It encompasses everything in Grade I and II, along with dual pumps or dual siphons, systems up to 3000GPD, low-pressure dispersal, flow equalization, and any system that requires ground water lowering with a pump.Įducation Requirement: Post the 18-Hour Certification School, a 9-hour continuing education training is demanded.

Hence, most installers either opt for Grade II due to its popularity or Grade IV for an unlimited license. While this level provides broader capacities than Level 2, it has the same exam as Grade Level IV. This includes multiple tanks, grease traps, single pump or single siphon, fill systems, and sand-lined trench.Įducation Requirement: After the initial 18-Hour Certification School, a 6-hour continuing education training is essential. System Type: Covers any approved gravity or single pump dispersal system not specified in Grade Level III or IV.

This grade level is the most popular and widely embraced by NC installers since it encapsulates over 90% of the systems set up in the state.

System Type: Limited to a single septic tank conventional (gravel) gravity system only.Įducation Requirement: After attending the 18-Hour Certification School, an additional 6 hours of continuing education training is required. Here's what you should know about this level: Consequently, it's often not the go-to choice for many in the industry. This is the basic level, but as the name suggests, its scope is quite limited. Each level corresponds to specific system types, demands various hours of continuing education, and some require exams. When delving into the septic installation industry in North Carolina, it's essential to comprehend the different grade levels that define the scope and capacity of a septic installer.

Download the new for mac North Dakota plumber installer license prep class