The cause is not known. There is also secondary Raynaud's, which is caused by injuries, other diseases, or certain medicines. People in colder climates are more likely to develop Raynaud's. It is also more common in women, people with a family history, and those over age 30.
Gas Fireplace Average Costs. The actual cost to install a gas fireplace may vary depending on your location, the product selected, complexity of the installation process, additional accessories purchased, and other options. Top vented gas fireplace inserts cost $750 to $3,000, and installation adds another $500 to $1,000.
1 This does n0t include the installation cost. 2  A gas furnace that uses a central heating system can cost $1,000 to $3,500. 3  If the ventilation system needs to be re-worked, this can add onto the cost. 4  A basic gas furnace with an AFUE of 80% can range from $500 to $1,200. A gas furnace that uses a central heating system can cost $1,000 to $3,500. 2  If the ventilation system needs to be re-worked, this can add onto the cost. 3  A basic gas furnace with an AFUE of 80% can range from $500 to $1,200.