Economics: Ask for a life-cycle Price Evaluation with utility fee projections and probable incentives. Ammonia is poisonous but has zero GWP. Packaged GAHPs maintain the ammonia circuit outdoors or in mechanical rooms for every code with suitable ventilation and, wherever essential, leak detection. Comply with neighborhood codes and manufacturer instructions. https://purethermal.co.uk/media-news/can-gas-absorption-heat-pumps-provide-an-alternative-heat-pump-option-in-2025/