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24 October 2025
| N 16:42 | Open Source Heat Pump Conceptual Design diffhist +303 Marcin talk contribs (Created page with "=Concept and Rollout= #Use off shelf components and industry standard refrigerants to design a working heat pump. 3D print casing etc. #Productize for DIY build kits #Productize for maintstream market (requires certifications etc) #Move on to more advanced refrigerants (water, carbon dioxide, ammonia)") | ||||