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.
As of June 2015, the average price of Freon is $300 per 30-pound cylinder, which translates to about $10 per pound. The price of Freon is affected by demand and other market variables, so its price may fluctuate from week to week, according to Refrigerant HQ. Keep Learning.