Current through Vol. 24-19, November 1, 2024
Section R. 408.30947b - Refrigerants other than ammoniaRule 947b. Section 1101.1.1 of the code is amended to read as follows:
1101.1.1 Refrigerants other than ammonia. Refrigerant piping design and installation for systems containing a refrigerant other than ammonia, including pressure vessels and pressure relief devices, shall comply with this chapter and ASHRAE 15. System using A2L refrigerants shall comply with ASHRAE 15.Mich. Admin. Code R. 408.30947b
2023 MR 22, Eff. 3/12/2024