Central Air Average Costs. The actual cost of central air installation depends on a number of factors, including the size of the home as well as the unitâs tonnage and SEER rating. 1  In a 2,000 square foot home with existing ductwork, central air conditioning costs $3,000 to $5,000 installed. In a 2,000 square foot home with existing ductwork, central air conditioning costs $3,000 to $5,000 installed. 2  If ductwork is additionally required, costs could reach $6,000 to $10,000 or more. 3  Mini-split central air conditioner prices average $1,500 to $3,000 installed.
Belching: Getting rid of excess air. Belching or burping is your body's way of expelling excess air from your stomach. It's a normal reflex caused by swallowing air. You may swallow excess air if you eat or drink too fast, talk while you eat, chew gum or suck on hard candies, drink carbonated beverages, or smoke.o reduce bloating, it may help to avoid or reduce the amount of gas-producing foods you eat. Many carbohydrates cause gas, and the following items are common culprits: 1  Beans. 2  Broccoli.
If excess gas is your only symptom, it is probably not caused by a disease. The problem may occur simply because you swallow air or digest food incompletely. It could be that your intestines have the kind of bacteria that produce a lot of gas. You could have a sluggish bowel that does not get rid of air readily.