Nexus 5 - How to downgrade from Android 5.0 Lollipop to Android 4.4.4 KitKat.
The cost to replace Freon varies by the amount needed since it is charged by the pound. The typical charge starts with an $89 service call to visit the home and inspect your AC system. From there, the cost to add Freon is $68 for the first pound and $58 for each pound thereafter.
1 According to Answers.yahoo.com, a freon recharge costs around $55 to $60 as long as the air is still working on it. 2  There are other places though which charge cheaper. 3  For $100 to $150, you can refill the freon, which can last for several years.