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 Inserts cost $1,200-$2,900, with professional installation adding another $600-$1,000. 2  A direct-vent gas fireplace doesn't need a chimney and is a way to add a fireplace where there isn't one. 3  Installation is through an outside wall, and a pipe-within-a-pipe feature lets air in and exhaust out with just one vent. Options include fans to move the heat, remote controls, wall switches and wall-mounted thermostats. 2  Inserts cost $1,200-$2,900, with professional installation adding another $600-$1,000. 3  A direct-vent gas fireplace doesn't need a chimney and is a way to add a fireplace where there isn't one.