The HVAC industry is dealing with the phasing down of greenhouse gas refrigerant hydrofluorocarbons (HFCs), moving manufacturers to use refrigerants with low global warming potential (GWP) instead. In ...

13, 2025 (GLOBE NEWSWIRE) -- Posifa Technologies today announced that its PGS6032 and PGS6454 MEMS A2L refrigerant leak sensors have ... for refrigerant detection systems outlined in Annex LL ...