What is Montreat Protocol clls for. I think most of the commonly used referigerants are to be phased out. Practically how will it effect ? What changes shall be required for old setups where R-12 and R-22 gas are being used?
All the summary rulings can be explored at the EPA website. Look for section 608 and 609 final rule summaries. We are all being effected by higher energy comsumption, on the average of about 10% higher energy requirements than before the protocol, on retofitted equipment. Its a job security issue with the Global Warming crowd.
You might want to explore the new higher energy efficient equipment.