When it comes to adding refrigerant to a refrigeration system, there are several different methods a technician can use to determine the correct amount needed. The preferred method will typically ...

A refrigerant blend is two or more refrigerants mixed together to form a new refrigerant. All 400 Series refrigerants (e.g., R-404A, R-448A, R-449A) are classified as blended refrigerants. One of the ...

Scientists at Germany’s Fraunhofer Institute ISE and a consortium of heat pump manufacturers have achieved a new efficiency record in their development of a low-refrigerant propane refrigeration ...